Contents on 4 August '20
- IAU Minor Planet Center
- NEOCP Activity -- 37 listings
- New MPECs -- five MPECs
- Observers -- 170 observers
- Impact Risk Monitoring -- two objects
- Chronology
Asteroid/Comet Connection (A/CC) Resources:
- Consolidated Risk Tables - the CRT page
- Earth's Busy Neighborhood traffic page
- Ephemerides for risk-listed objects & close passers
- News archive (old) & news image catalog (discontinued)
- Object Links - mainly for radar targets & close passers (mostly discontinued)
- Observing Campaigns (old)
The latest A/CC news is available via framed access, RSS news feed, or redirection.
Navigation tips: Use the << and >> arrows on the menus for each regular section (Observers, Risks, etc.) to move to the previous and next day's news for that section. Use the Index menu item to access specific days through a calendar interface. To keep track of what's new each day, watch the Chronology section.
NEOCP Activity on 4 August '20
The MPC's NEO Confirmation Page has 37 listings
When last checked at 2355 UTC today, the Minor Planet Center's Near Earth Object discovery Confirmation Page (NEOCP) had 37 objects listed. Of these, seventeen were "one nighters." The Tracking News counted a total of 41 listings on the NEOCP on this day.
New MPECs on 4 August '20
Minor Planet Electronic Circulars
There were five MPECs posted this day from the International Astronomical Union's Minor Planet Center in Cambridge, Massachusetts.
- MPEC 2020-P15 time-stamped "02:21 UT" - 2020 OW6 - see below
- MPEC 2020-P16 time-stamped "12:05 UT" - Daily Orbit Update - see below
- MPEC 2020-P17 time-stamped "15:00 UT" - 2015 OM35 - see below
- MPEC 2020-P18 time-stamped "15:01 UT" - 2020 KA11 - see below
- MPEC 2020-P19 time-stamped "23:06 UT" - Observations and Orbits of Comets and A/ Objects
<< OOC on 4 August '20 -- MPEC 2020-P19 - "23:06 UT" - Observations and Orbits of Comets and A/ Objects
- Observation campaigns
- 0045P 45P/Honda-Mrkos-Pajdusakova (1948 X1) (radar) from Odessa-Mayaki Obs. (2017 March 2.92-93p3)
-- Planetary radar schedules: Arecibo & Goldstone - Observations of other objects
- PK20O030 P/2020 O3 (Panstarrs) (q=4.169 AU, Q=5.135 AU, TP=2030 Dec. 29.70834 TT)
- CK20O020 C/2020 O2 (Amaral) (i=71.9°, q=4.904 AU, TP=2021 Aug. 24.12715 TT)
- PK20O010 P/2020 O1 (Lemmon-Panstarrs) (q=2.331 AU, TP=2024 Aug. 19.94481 TT)
- CK20N020 C/2020 N2 (ATLAS) (i=161.0°, q=1.794 AU, Q=252.997 AU, TP=2020 Aug. 23.62276 TT) from Campo dos Amarais Obs. (July 28.23-26p3)
- CK20N010 C/2020 N1 (Panstarrs) (i=29.7°, q=1.320 AU, TP=2021 Mar. 12.20249 TT) from the Zwicky Transient Facility (ZTF) (July 18.43-45p2, 21.40p1, 21.45p1, 22.41-43p2, 22.48p1, 23.43-46p2, 24.43-47p2, 26.45-49p2, 27.43-44p2, 27.50p1 & 30.45-47p2) and Buchloe Obs. (July 27.92p3)
- CK20M050 C/2020 M5 (ATLAS) (i=93.2°, q=3.004 AU, Q=184878.719 AU, TP=2021 Aug. 19.88308 TT) from program code "," (21) via Faulkes Telescope North (July 18.44-45p5), ATLAS Mauna Loa (July 20.49-51p4), Olmen Obs. (July 21.02p2 & 22.98-99p2), EHB01 Obs. (July 30.02p2), and Brixiis Obs. (July 30.90-91p3)
- AK20M040 A/2020 M4 (i=160.1°, q=5.952 AU, Q=11156.517 AU, TP=2020 Nov. 23.73031 TT)
- CK20M030 C/2020 M3 (ATLAS) (Centaur, q=1.268 AU, Q=52.282 AU, TP=2020 Oct. 25.62573 TT) from ATLAS Haleakala (July 19.58-61p4 & 23.60-62p3), Blue Mountains Obs. (July 20.83-84p2, 21.69p1, 21.77p1, 22.73p1, 22.80p1 & 23.83p2), and ATLAS Mauna Loa (July 21.58-61p4, 25.59-62p4 & 29.58-60p3)
- PK20M010 P/2020 M1 (Panstarrs) (q=2.770 AU, Q=7.807 AU, TP=2032 Mar. 15.39379 TT) from Pan-STARRS 1 (PS1) (July 18.30-34p4)
- PK20K090 P/2020 K9 (Lemmon-Panstarrs) (q=2.866 AU, Q=5.560 AU, TP=2029 Sept. 25.85987 TT) from ATLAS Mauna Loa (July 18.47-51p7 & 22.54-56p4) and Pan-STARRS 2 (PS2) (July 21.42-44p3)
- CK20K080 C/2020 K8 (Catalina-ATLAS) (i=31.4°, q=0.475 AU, TP=2020 Sept. 14.51883 TT) from Kurihara Obs. (June 20.68-69p3), program code "&" (15) via iTelescope Obs. Auberry (July 16.41-43p8), ATLAS Haleakala (July 17.59-62p4 & 29.58-62p8), Castelmartini Obs. (July 19.08-09p3), Olmen Obs. (July 21.03-04p3), ATLAS Mauna Loa (July 23.56-59p4 & 31.58-60p4), program code ":" (35) via iTelescope Obs. Nerpio (July 24.14p2), the Catalina Sky Survey (CSS) (July 26.46-48p4 & 29.46-48p4), Tarbatness Obs. (July 27.02-03p3 & 30.06p3), BOSZA Obs. (July 27.99-00p3), Brixiis Obs. (July 31.03-04p3), and Chante-Perdrix Obs. (Aug. 2.10-12p4)
- CK20K070 C/2020 K7 (Panstarrs) (q=6.385 AU, Q=211.037 AU, TP=2019 Oct. 30.52242 TT) from PS1 (July 19.38-41p4), EHB01 Obs. (July 21.96-98p2), and PS2 (July 23.46-49p4)
- CK20K060 C/2020 K6 (Rankin) (i=103.6°, q=5.876 AU, Q=5063.969 AU, TP=2021 Sept. 14.50404 TT) from Mt. John Obs. (July 17.48-49p3)
- CK20K050 C/2020 K5 (Panstarrs) (i=67.2°, q=1.536 AU, TP=2021 June 5.55057 TT)
- CK20K040 C/2020 K4 (Panstarrs) (i=125.9°, q=1.773 AU, Q=89.423 AU, TP=2020 Mar. 6.49772 TT) from Marco Micheli on Mauna Kea (July 18.32p2)
- CK20K030 C/2020 K3 (Leonard) (i=128.7°, q=1.593 AU, Q=418.541 AU, TP=2020 May 30.12187 TT) from Dettelbach Vineyard Obs. (July 17.90p3, 18.92-93p3 & 19.88-89p3), ATLAS Haleakala (July 18.42-46p4), ATLAS Mauna Loa (July 20.36-38p4), Brixiis Obs. (July 20.98-99p3 & 30.92-93p3), Montcabre Obs. (July 25.94-98p3), CSS (July 26.22-23p3), and PS1 (July 29.34-36p3 & Aug. 1.38-40p4)
- CK20K020 C/2020 K2 (Panstarrs) (i=91.0°, q=8.878 AU, TP=2020 Aug. 3.50767 TT)
- CK20K010 C/2020 K1 (Panstarrs) (i=89.7°, q=3.073 AU, Q=91603.830 AU, TP=2023 May 9.14296 TT) from ATLAS Mauna Loa (July 24.35-38p6), the Mt. Lemmon Survey (MLS) (July 26.21-22p4), EHB01 Obs. (July 29.98-99p2), and PS1 (July 30.44-47p4)
- CK20J010 C/2020 J1 (SONEAR) (i=142.3°, q=3.355 AU, TP=2021 Apr. 18.53246 TT) from Blue Mountains Obs. (July 6.74-76p2, 18.73-75p8, 20.65p1, 20.71p1, 21.57p1, 21.63p1, 22.61p1, 22.67p1, 23.70p1 & 23.76p1), Campo dos Amarais Obs. (July 17.12-16p6, 24.05-08p3, 26.21-23p3 & 30.18-21p3), and Mt. John Obs. (July 17.65p3)
- AK20H090 A/2020 H9 (i=137.9°, q=2.578 AU, Q=689.082 AU, TP=2019 Dec. 21.11200 TT, H=18.0 ~851m) from Micheli/Mauna Kea (July 22.25-26p3 at G=23.4-9)
- CK20H080 C/2020 H8 (Panstarrs) (i=99.6°, q=4.674 AU, Q=1124.977 AU, TP=2020 June 3.99517 TT) from PS2 (July 23.32-36p4) and Dave Balam via Plaskett 1.8m Telescope (July 29.27-28p5)
- CK20H070 C/2020 H7 (Lemmon) (i=135.9°, q=4.420 AU, Q=15625.388 AU, TP=2020 June 3.52524 TT) from Micheli/Mauna Kea (July 18.31p2)
- CK20H060 C/2020 H6 (ATLAS) (i=80.0°, q=4.703 AU, TP=2021 Oct. 1.07959 TT)
- CK20H050 C/2020 H5 (Robinson) (i=70.2°, q=9.350 AU, Q=4523.009 AU, TP=2020 Dec. 5.87318 TT)
- CK20H040 C/2020 H4 (Leonard) (i=84.3°, q=0.939 AU, Q=298.018 AU, TP=2020 Aug. 29.23729 TT)
- CK20H030 C/2020 H3 (Wierzchos) (i=62.4°, q=2.304 AU, TP=2020 June 3.56741 TT) from MLS (July 19.42-44p3)
- CK20H020 C/2020 H2 (Pruyne) (i=125.0°, q=0.834 AU, Q=369.284 AU, TP=2020 Apr. 27.58901 TT)
- PK20G010 P/2020 G1 (Pimentel) (q=0.502 AU, Q=6.697 AU, TP=2027 Jan. 19.03883 TT) from Mt. John Obs. (July 17.33-34p4 & 19.33-34p4)
- CK20F080 C/2020 F8 (SWAN) (i=110.8°, q=0.430 AU, TP=2020 May 27.54127 TT)
- CK20F060 C/2020 F6 (Panstarrs) (i=174.6°, q=3.511 AU, Q=766.713 AU, TP=2020 Apr. 11.57372 TT) from Micheli/Mauna Kea (July 20.25-26p3)
- CK20F050 C/2020 F5 (Master) (i=51.7°, q=4.326 AU, TP=2021 Mar. 24.27342 TT) from Blue Mountains Obs. (July 16.53-54p8, 17.55-56p16 & 18.47-51p4), Mt. John Obs. (July 25.32-33p3), and Gisborne Obs. (July 26.38-40p3)
- CK20F030 C/2020 F3 (Neowise) (i=128.9°, q=0.295 AU, Q=720.385 AU, TP=2020 July 3.67902 TT) from Frasso Sabino Obs. (July 12.09-10p5, 18.85-86p4 & 25.85p6), Masquefa Obs. (July 15.87p3, 18.85-86p3, 19.86-88p3, 20.89-91p3, 21.89-90p3, 22.87p3, 23.87-89p9, 24.87-89p3, 25.86-90p3, 26.87-88p3, 27.87p3, 28.89-91p3, 29.94-95p3 & 30.87-88p3), Xingming Obs. #3 (July 17.63-69p4), SATINO-1 (July 17.84p5), Chante-Perdrix Obs. (July 17.85-86p3, 19.86-89p3, 20.87-89p3, 26.85-89p4 & 27.85-87p3), Santa Maria de Montmagastrell Obs. (July 17.86-87p3), Maisoncelles Obs. (July 17.88-93p4, 18.87-95p9 & 28.87-88p3), Northolt Branch Obs. (July 17.90p3), Ageo Obs. (July 18.45p3, 19.45-46p4, 22.47-49p2, 31.45p3 & Aug. 2.44-45p3), San Marcello Pistoiese Obs. (July 18.85-87p3, 26.86-88p5, 30.84-85p3 & 31.85-86p3), Calar Alto Schmidt (July 18.85p12), program code 3 via Montsec Obs. (July 18.86-87p4), Chelmsford Obs. (July 19.90p2, 20.89-90p2, 21.92p2, 22.92-93p2, 28.91-92p2, 30.91p2 & Aug. 1.88p2), Bucharest Obs. (July 20.78-82p3 & 21.78-81p3), M57 Obs. (July 20.84-86p4), Nonndorf Obs. (July 20.85-86p6), Brixiis Obs. (July 20.87p3, 21.87-89p4, 22.90p3 & 30.88-89p5), Olmen Obs. (July 20.88-90p3, 21.88-90p3, 22.87-90p5, 27.87-88p3, 29.87-88p3, 30.87-88p3, Aug. 1.87-90p3 & 2.87-90p3), Dax Obs. (July 20.89-90p4, 25.88-93p3, 26.86-90p3 & 27.86-88p3), Carpe Noctem Obs. (July 20.89-91p3, 27.86-87p3 & 28.93p3), Berthelot Obs. (July 21.79-81p2, 21.85p1 & 28.83-84p3), Terrassa Obs. (July 21.90p3 & 27.86p3), NEOSSat (July 22.50-54p9, 23.20-28p11, 23.34-38p5, 23.48-57p10, 23.62-65p6, 24.24-27p7, 24.32-34p5, 24.45-48p4, 24.52-54p5, 25.22-23p3, 25.29-31p5, 25.50-51p3, 26.41-42p4, 26.48-49p3, 27.25-26p3, 27.32-34p3, 27.53-55p3 & Aug. 1.34-36p6), Sencelles Obs. (July 23.84p4 & 26.85p6), Montcabre Obs. (July 23.90p3, 27.85p3, 30.84p3 & 31.83p3), Hoyerswerda Obs. (July 23.91-93p3 & 28.87-88p2), 29PREMOTE Obs. (July 24.85-86p3, 26.85-86p3 & 31.86p3), program code 2 via Slooh.com Canary Islands Obs. (July 24.92-93p6, 27.91p8 & Aug. 2.89p4), Schiaparelli Obs. (July 27.85-89p6), geocentric occultation observation (July 27.88-90p2), Wishing Star Obs. (July 28.05-06p3), MLS (July 30.15-17p4 & 31.14-15p5), Sukagawa Obs. (July 31.47-48p3), Baldone Obs. (July 31.85p3), El Olivo Obs. (Aug. 1.87p3), and M. Suzuki via iTelescope Obs. Auberry (Aug. 2.19p4)
- CK20F020 C/2020 F2 (ATLAS) (i=163.6°, q=8.817 AU, TP=2022 July 15.65864 TT) from Blue Mountains Obs. (July 13.55-59p2, 15.55-59p2 & 18.55-58p2), ATLAS Mauna Loa (July 17.33-35p4, 21.32-35p5 & 25.29-31p4), PS2 (July 18.27-31p4), SATINO-1 (July 18.87-90p3), and ATLAS Haleakala (July 19.33-35p4, 20.31-33p4 & 24.33-35p4)
- AK20A010 A/2020 A1 (i=149.0°, q=1.670 AU, Q=47.641 AU, TP=2019 Dec. 2.58223 TT, H=18.0 ~851m)
- CK19Y050 C/2019 Y5 (Panstarrs) (i=82.8°, q=4.914 AU, Q=1599.054 AU, TP=2019 Aug. 18.17096 TT)
- PK19Y020 P/2019 Y2 (Fuls) (q=2.183 AU, Q=4.803 AU, TP=2026 July 25.66229 TT)
- CK19Y010 C/2019 Y1 (ATLAS) (i=73.3°, q=0.838 AU, Q=466.097 AU, TP=2020 Mar. 15.56193 TT)
- PK19X010 P/2019 X1 (Pruyne) (q=4.326 AU, Q=8.081 AU, TP=2034 Dec. 12.15741 TT) was picked up at 0846 UT on 2 Dec. 2019 by MLS, observing it at 2019 Dec. 2.37-38p4. This detection was confirmed by PS1 (2019 Nov. 29.64p1 & 2019 Dec. 3.49-50p2), Steward Obs. Mt. Lemmon Station (2019 Dec. 3.30-32p4 & 2019 Dec. 7.45-48p3), Visnjan Obs. (2019 Dec. 3.96-98p6), GINOP-KHK (2019 Dec. 4.01-03p3 & 2019 Dec. 5.01-02p2), Rokycany Obs. (2019 Dec. 4.06p3), Maisoncelles Obs. (2019 Dec. 4.08-14p3), Sormano Obs. (2019 Dec. 4.83-85p3), Farra d'Isonzo Obs. (2019 Dec. 4.89-92p3), KLENOT (2019 Dec. 4.96p3 & 2019 Dec. 5.97-98p3), Pascoli Obs. (2019 Dec. 5.12-16p3), Cordell-Lorenz Obs. (2019 Dec. 5.30-35p4), UH/Tholen NEO Follow-Up 2.24m Telescope (2019 Dec. 5.51-52p3), Celado Obs. (2019 Dec. 5.87-88p3), Schiaparelli Obs. (2019 Dec. 5.96-99p2 & 2019 Dec. 6.09-11p2), Paus Obs. (2019 Dec. 6.95-97p2), Shinshiro Obs. (2019 Dec. 7.63-67p3), and Great Shefford Obs. (2019 Dec. 10.07-08p2).
- CK19U070 C/2019 U7 from Berthelot Obs. (July 13.81-82p3)
- CK19U060 C/2019 U6 (Lemmon) (i=61.0°, q=0.914 AU, Q=869.476 AU, TP=2020 June 18.82216 TT) from SATINO-1 (July 15.84-85p10), Masquefa Obs. (July 15.89p3, 17.88p3, 18.87p3, 21.87-88p3 & 28.93-94p3), NEOSSat (July 16.38-41p6), Ageo Obs. (July 19.46-47p3 & 31.46p2), Chante-Perdrix Obs. (July 20.89-90p3), ATLAS Haleakala (July 21.26-27p3 & 29.27-29p3), PGC (July 22.94-95p3), 29PREMOTE Obs. (July 24.86-89p3 & 26.86-88p3), ATLAS Mauna Loa (July 27.28-30p4), Fushan Obs. (July 27.57-60p2), Carpe Noctem Obs. (July 27.88-89p3), Buchloe Obs. (July 27.90-91p3), Maisoncelles Obs. (July 28.88-90p3 & Aug. 2.88-89p2), Hobbs Obs. (July 29.12-14p2), Brixiis Obs. (July 30.86-88p5), Olmen Obs. (July 30.88-89p3), and Campo Catino Austral Obs. (CAO) (July 31.04-07p3)
- AK19U050 A/2019 U5 (i=113.5°, q=3.624 AU, TP=2023 Mar. 29.76005 TT, H=10.0 ~33.9 km) from ATLAS Haleakala (July 18.46-50p4 & 30.36-38p4), Balam/Plaskett (July 23.22-25p5), Lumezzane Obs. (July 26.97p2), program code 1 via Kitab Obs. (July 31.87-88p3), and ATLAS Mauna Loa (Aug. 1.39-42p8)
- CK19T030 C/2019 T3 (ATLAS) (i=121.9°, q=5.946 AU, Q=6810.294 AU, TP=2021 Mar. 2.70210 TT) from Tarbatness Obs. (July 22.05p3, 27.03-04p3 & 30.07p3), Olmen Obs. (July 22.99-00p3), Buchloe Obs. (July 28.02p3), Compustar Obs. (July 29.98-99p2), ATLAS Haleakala (July 30.60-62p4 & Aug. 3.56-57p4), and Brixiis Obs. (July 31.05-06p3)
- CK19T020 C/2019 T2 (Lemmon) (i=111.5°, q=2.646 AU, Q=3812.494 AU, TP=2021 Apr. 22.28107 TT) from Kurihara Obs. (June 20.71-72p3), SATINO-1 (July 15.09-10p4), ATLAS Mauna Loa (July 18.55-56p4, 22.57-59p4, 30.45-47p4 & Aug. 3.45-46p4), Castelmartini Obs. (July 19.04p3, 21.98-99p3, 26.03-04p3, 31.04-05p3 & Aug. 2.01-02p3), Blue Mountains Obs. (July 21.71p1 & 21.78p1), PS2 (July 23.51-55p4), Sandlot Obs. (July 25.26-28p3), PS1 (July 25.55-57p4), Balam/Plaskett (July 26.43-45p6), CSS (July 29.44-45p4, 30.38-39p4 & Aug. 1.37-39p4), EHB01 Obs. (July 30.03-04p2), iTelescope Obs. Mayhill (July 30.42p3), and Brixiis Obs. (July 30.96-97p3)
- AK19T010 A/2019 T1 (i=120.9°, q=4.282 AU, Q=72.226 AU, TP=2021 Jan. 14.26661 TT, H=13.0 ~8.51 km) from Frasso Sabino Obs. (July 18.96-98p2) and Balam/Plaskett (July 26.25-26p6)
- CK19S040 C/2019 S4 (Lemmon) (i=92.0°, q=3.442 AU, Q=476.680 AU, TP=2020 Apr. 7.94393 TT) from Micheli/Mauna Kea (July 18.31-32p2), ATLAS Haleakala (July 18.35-40p4, 30.33-35p4 & Aug. 3.29-31p4), ATLAS Mauna Loa (July 20.33-35p4, 24.30-32p4 & Aug. 1.30-32p4), and PS1 (July 28.35-37p2 & 29.34-37p3)
- AK19Q010 A/2019 Q1 (i=155.7°, q=4.997 AU, TP=2020 July 19.68776 TT, H=12.5 ~10.7 km) from Balam/Plaskett (July 26.40-41p6), Buchloe Obs. (July 27.94-95p3), CSS (July 30.39-41p3), and MLS (July 31.35-36p3)
- AK19O040 A/2019 O4 (i=115.1°, q=3.644 AU, Q=62.075 AU, TP=2020 Feb. 9.95956 TT, H=15.5 ~2.69 km) from Micheli/Mauna Kea (July 17.38p2)
- CK19O030 C/2019 O3 (Palomar) (i=89.8°, q=8.819 AU, TP=2021 Mar. 7.99385 TT) from San Marcello Pistoiese Obs. (July 21.88-90p2), Frasso Sabino Obs. (July 21.89-92p6), Pascoli Obs. (July 21.99p9), Nomad Obs. (July 22.92-94p3), Lumezzane Obs. (July 26.95-96p4), and B. Lutkenhoner via Slooh.com Canary Islands Obs. (July 27.12-14p2)
- AK19O020 A/2019 O2 (i=93.3°, q=9.683 AU, Q=106.131 AU, TP=2023 Apr. 7.23840 TT, H=9.5 ~42.6 km) from PS1 (July 29.46-49p4 & Aug. 1.44-47p4)
- CK19N010 C/2019 N1 (ATLAS) (i=82.4°, q=1.705 AU, Q=41932.133 AU, TP=2020 Dec. 1.80584 TT) from Olmen Obs. (July 10.93-94p3, 18.90-91p3, 21.91-92p3 & 30.91-92p3), Moletai Obs. (July 14.92-95p7), ATLAS Haleakala (July 18.25-27p4), Hobbs Obs. (July 20.15-16p2 & 29.13-15p2), Masquefa Obs. (July 21.91-93p3, 23.91-92p9 & 30.90-91p3), Brixiis Obs. (July 22.91p2), Terrassa Obs. (July 27.87p3), Carpe Noctem Obs. (July 27.90-91p3 & 28.93-00p3), BOSZA Obs. (July 27.91-92p3), ZTF (July 30.16-18p5), and Ageo Obs. (July 31.47-48p2)
- PK19L04M P/2019 LM4 (Palomar) (i=36.4°, q=2.366 AU, Q=9.050 AU, TP=2033 Feb. 1.33989 TT)
- CK19L030 C/2019 L3 (ATLAS) (i=48.4°, q=3.554 AU, TP=2022 Jan. 9.61269 TT) from Kurihara Obs. (June 20.73-74p3), Taurus-1 Obs. (July 18.98-99p10), Olmen Obs. (July 19.03-04p3 & 21.94-95p3), ATLAS Mauna Loa (July 20.59-63p6 & 24.59-61p4), Tarbatness Obs. (July 21.99-02p5 & 27.01-02p3), PGC (July 25.10p2), Carpe Noctem Obs. (July 27.93-94p3 & 28.96-02p3), BOSZA Obs. (July 28.01-02p3), Maisoncelles Obs. (July 28.91-96p3), Cosmos Obs. (July 28.98-02p5), Compustar Obs. (July 29.94-98p3), and ATLAS Haleakala (Aug. 3.55-56p4)
- PK19L02D P/2019 LD2 (ATLAS) (q=5.304 AU, Q=8.218 AU, TP=2045 June 27.14127 TT) from ATLAS Mauna Loa (July 18.46-47p4, 22.50-54p3 & 30.41-43p4), ATLAS Haleakala (July 20.45-48p3 & 31.40-41p4), Blue Mountains Obs. (July 20.66p1, 20.78p1, 21.58p1, 21.64p1, 22.62p1, 22.68p1, 23.71p1 & 23.77p1), PS2 (July 22.50-54p4), Perth Obs. (July 23.57p1, 23.64p1, 24.60p1 & 24.69p1), Brixiis Obs. (July 30.97-98p3), and Mt. Laguna Obs. (July 31.32-35p5)
- CK19K070 C/2019 K7 (Smith) (i=103.5°, q=4.475 AU, TP=2020 June 16.89963 TT) from Castelmartini Obs. (July 9.01-02p3, 10.01-02p3, 18.96p3, 19.94-95p3, 20.91-92p3, 21.89-90p3, 25.92-93p3, 28.91-92p3, 30.96-97p3 & Aug. 1.91-92p3), Olmen Obs. (July 10.97-98p3, 18.96-97p3, 22.92-94p3, 27.89-90p3 & 30.97-98p3), Foxfire Village Obs. (July 17.09p1 & 17.17p2), Dettelbach Vineyard Obs. (July 17.95p3, 18.98p2 & 30.92p2), Brixiis Obs. (July 20.95-96p3 & 30.98-99p3), Tarbatness Obs. (July 22.02-03p4), Pin Oak Obs. (July 23.17-23p3), El Olivo Obs. (July 24.95-96p3, 25.96-97p3 & 31.98-99p3), Montcabre Obs. (July 25.02-07p3), PGC (July 25.08-09p2), BOSZA Obs. (July 27.98p3), Carpe Noctem Obs. (July 28.95-98p2), ATLAS Mauna Loa (July 31.38-42p4), and Ager Obs. (Aug. 1.92-98p3)
- CK19K060 C/2019 K6 (Panstarrs) (i=132.4°, q=3.929 AU, Q=3023.346 AU, TP=2020 May 20.17412 TT)
- CK19F020 C/2019 F2 (ATLAS) (Centaur, q=2.259 AU, Q=31.821 AU, TP=2087 Apr. 4.57088 TT) from PS1 (July 20.34-38p3)
- CK19F010 C/2019 F1 (ATLAS-Africano) (i=54.2°, q=3.596 AU, TP=2021 June 22.86047 TT) from Blue Mountains Obs. (July 15.54-56p2, 18.46-50p4, 21.38p1, 21.46p1, 21.53p1 & 24.45-47p2), ATLAS Mauna Loa (July 21.27-30p8 & 25.26-28p4), and ATLAS Haleakala (July 23.26-28p4 & 31.25-27p4)
- CK19C010 C/2019 C1 (ATLAS) (i=36.0°, q=6.581 AU, Q=1625.010 AU, TP=2020 May 5.70161 TT)
- CK19B030 C/2019 B3 (Panstarrs) (i=66.5°, q=6.823 AU, TP=2021 Jan. 20.05369 TT)
- CK19A090 C/2019 A9 (Panstarrs) (i=84.3°, q=1.428 AU, Q=77.540 AU, TP=2019 July 26.61791 TT)
- CK19A050 C/2019 A5 (Panstarrs) (i=67.6°, q=6.324 AU, Q=36.913 AU, TP=2019 June 9.14555 TT)
- CK18W020 C/2018 W2 (Africano) (i=116.6°, q=1.455 AU, TP=2019 Sept. 5.71904 TT)
- AK18V030 A/2018 V3 (i=165.0°, Q=239.778 AU, TP=2019 Sept. 8.67969 TT, H=15.7 ~2.45 km, q=1.339 AU)
- CK18V010 C/2018 V1 (Machholz-Fujikawa-Iwamoto) (i=144.1°, q=0.386 AU, TP=2018 Dec. 3.47475 TT) from Sukagawa Obs. (2018 Nov. 19.84p1)
- CK18U010 C/2018 U1 (Lemmon) (i=108.3°, q=4.993 AU, TP=2021 Nov. 3.07696 TT) from Castelmartini Obs. (July 8.98p3, 9.96p3, 17.90-91p3, 18.88p3, 19.91-92p3, 20.88-89p3, 21.86-87p3, 24.87-88p3, 25.88-89p3, 28.88-89p3, 30.88-89p3 & Aug. 1.86-87p3), PS2 (July 18.38-40p3 & 23.37-40p4), Dettelbach Vineyard Obs. (July 18.93p2, 19.93-94p2 & 30.90-91p3), Olmen Obs. (July 18.97p2, 21.93-94p3 & 30.92-93p3), Brixiis Obs. (July 21.91-92p3), ATLAS Mauna Loa (July 23.35-40p4), El Olivo Obs. (July 25.94-95p3), Terrassa Obs. (July 27.84-85p3), BOSZA Obs. (July 27.93-94p3), Carpe Noctem Obs. (July 28.95-01p3), CSS (July 29.26-28p4 & 31.21-22p8), and Tarbatness Obs. (July 30.04p3)
- PK18P030 P/2018 P3 (Panstarrs) (q=1.751 AU, Q=4.257 AU, TP=2023 Dec. 26.54940 TT) from the Spacewatch 0.9m telescope (2018 Aug. 14.37-40p3)
- CK18N020 C/2018 N2 (ASASSN) (i=77.5°, q=3.125 AU, TP=2019 Nov. 10.96008 TT) from Olmen Obs. (July 19.06-07p3), Ageo Obs. (July 19.48p2), Brixiis Obs. (July 20.91-92p4 & 30.99-01p4), Northolt Branch Obs. 3 Blandford Forum (July 27.95-96p2), Carpe Noctem Obs. (July 28.94-01p3), and Cosmos Obs. (July 29.10-11p4)
- CK18N010 C/2018 N1 (Neowise) (i=159.4°, q=1.309 AU, Q=714.525 AU, TP=2018 Aug. 1.90582 TT) from Vicksburg Obs. (2018 July 14.39-40p4)
- CK18K03J C/2018 KJ3 (Lemmon) (i=136.7°, q=3.629 AU, Q=1498.484 AU, TP=2019 Sept. 9.56014 TT)
- CK18F040 C/2018 F4 (Panstarrs) (i=78.1°, q=3.440 AU, TP=2019 Dec. 4.12533 TT) from Blue Mountains Obs. (July 21.72p1, 21.79p1, 22.76p1 & 22.83p1) and ATLAS Mauna Loa (July 25.60-63p4 & 29.60-63p4)
- CK18C020 C/2018 C2 (Lemmon) (i=34.5°, q=1.957 AU, TP=2018 June 1.96985 TT)
- CK18A060 C/2018 A6 (Gibbs) (i=77.0°, q=3.017 AU, Q=27.696 AU, TP=2077 June 25.99156 TT) from ATLAS Mauna Loa (July 17.57-60p4, 21.52-54p4, 25.54-56p4 & 29.53-54p4), ATLAS Haleakala (July 19.53-56p4, 23.55-56p6 & 31.49-50p4), Blue Mountains Obs. (July 20.83p3, 21.67p1, 21.74-82p9, 22.71p1, 22.78p1 & 23.80-81p2), and PGC (July 25.11-12p2)
- PK17Y030 P/2017 Y3 (Leonard) (Centaur, q=1.267 AU, Q=18.371 AU, TP=2048 Sept. 24.11336 TT) from program code "&" (15) via DECam (2018 Aug. 30.03p2 & 2018 Sept. 11.08p2)
- CK17Y020 C/2017 Y2 (Panstarrs) (i=128.4°, q=4.632 AU, TP=2020 Nov. 4.62166 TT) from ATLAS Haleakala (July 17.42-43p3, 21.39-41p4 & 29.35-38p4), Olmen Obs. (July 20.97-99p3, 22.96-97p3 & 30.95-96p3), ATLAS Mauna Loa (July 23.36-40p4), BOSZA Obs. (July 27.94-95p3), and Dettelbach Vineyard Obs. (July 30.91p2)
- CK17Y010 C/2017 Y1 (Panstarrs) (i=55.3°, q=3.715 AU, Q=3890.256 AU, TP=2017 Aug. 31.14523 TT) from Mauna Kea (2018 Dec. 31.64p3)
- CK17X010 C/2017 X1 (Panstarrs) (q=4.668 AU, Q=58.264 AU, TP=2018 June 15.54528 TT) from program code "-" (22) via Cerro Paranal (2017 Feb. 12.09-10p5, 2017 Feb. 16.11-12p5 & 2017 Feb. 23.03-05p4)
- CK17W020 C/2017 W2 (Leonard) (i=98.3°, q=3.953 AU, Q=23.335 AU, TP=2068 Jan. 31.78582 TT) from Kitt Peak Natl. Obs. (KPNO) (2017 April 23.26p2)
- CK17U070 C/2017 U7 (Panstarrs) (i=142.6°, q=6.420 AU, TP=2019 Sept. 13.30246 TT) from DECam/code "&" (15) (2017 Oct. 19.23-24p3), Blue Mountains Obs. (July 11.60-65p4, 12.69-71p2, 13.63p1, 13.69p1, 15.59-61p2, 18.59-61p5, 21.56p1, 21.62p1, 22.60p1, 22.65p1, 23.70p1 & 23.75p1), and ATLAS Mauna Loa (July 17.41-42p3, 21.39-41p4 & 25.38-40p3)
- CK17U040 C/2017 U4 (Panstarrs) (i=158.2°, q=7.723 AU, TP=2018 Sept. 24.14881 TT) from Mauna Kea (2018 Aug. 10.63p3 & 2018 Sept. 7.62-63p3)
- PK17U030 P/2017 U3 (Panstarrs) (q=4.422 AU, Q=5.396 AU, TP=2030 Mar. 22.93167 TT) from DECam/code "&" (15) (2018 Jan. 19.05p2)
- CK17U020 C/2017 U2 (Fuls) (i=95.4°, q=6.703 AU, Q=8393.912 AU, TP=2017 Aug. 28.26635 TT) from DECam/code "&" (15) (2018 Aug. 12.14p2 & 2018 Sept. 7.07-08p2)
- CK17T020 C/2017 T2 (Panstarrs) (i=57.2°, q=1.615 AU, Q=8021.858 AU, TP=2020 May 4.95367 TT) from PASTIS Obs. (June 30.92-95p3), Ageo Obs. (July 2.51p2 & 19.52p2), N.V. Maigurova via Nikolaev Obs. (July 4.81p2, 8.82-83p5, 9.80-81p5, 10.81p3, 15.80p2 & 17.81-82p2), Castelmartini Obs. (July 8.83p3, 9.84p2, 17.83-84p3, 18.82-83p3, 19.83p3, 20.83p3, 21.82-83p3, 24.83p3, 30.82p3 & Aug. 1.81-82p3), Olmen Obs. (July 10.91-93p3, 18.91p3, 20.92-94p3 & 30.90-91p3), Moletai Obs. (July 13.92-94p2 & 14.93p5), ATLAS Haleakala (July 17.30-32p4, 21.28-30p4 & 29.27-29p4), Mazariegos Obs. (July 17.88-89p3), Masquefa Obs. (July 18.87-88p3, 21.93-94p3, 23.93-94p3 & 30.92-93p3), Fushan Obs. (July 19.59-62p2 & 27.58-60p2), Uraniborg Obs. (July 19.86p5), West Park Obs. (July 19.95-97p3), Hobbs Obs. (July 20.14-17p2 & 29.13-14p2), Forti Obs. (July 20.83p3), Cielo Profundo Obs. (July 20.89-90p3 & 28.87-88p3), Brixiis Obs. (July 20.90-91p4 & 21.89-91p3), Cardiff Obs. (July 20.90-91p3), Saarbruecken Rastpfuhl Obs. (July 21.86p2), El Olivo Obs. (July 25.87-89p3 & Aug. 1.89-90p3), La Vara Obs. (July 25.89p3 & 26.90-91p3), ATLAS Mauna Loa (July 27.28-30p4), Terrassa Obs. (July 27.88p3), Carpe Noctem Obs. (July 27.89-90p3), geocentric occultation observation (July 27.94p2), San Marcello Pistoiese Obs. (July 30.86-87p2), 29PREMOTE Obs. (July 31.87-89p3), and Maisoncelles Obs. (Aug. 2.87p2)
- PK17S080 P/2017 S8 (Panstarrs) (q=1.693 AU, TP=2022 Sept. 15.89434 TT) from DECam/code "&" (15) (2017 Nov. 24.27p2, 2018 Jan. 17.13p3 & 2018 Jan. 22.12p3)
- CK17S070 C/2017 S7 (Lemmon) (i=124.2°, q=7.609 AU, TP=2017 May 25.87891 TT) from DECam/code "&" (15) (2018 Dec. 4.05p2)
- CK17S020 C/2017 S2 (Panstarrs) (Centaur, q=3.631 AU, Q=37.547 AU, TP=2111 Mar. 2.10524 TT) from Mauna Kea (2017 Nov. 24.29p3 & 2018 Feb. 13.23p2)
- PK17P010 P/2017 P1 (Panstarrs) (Centaur, q=5.445 AU, Q=10.338 AU, TP=2040 Aug. 19.30665 TT) from DECam/code "&" (15) (2018 Sept. 14.14p2)
- CK17O010 C/2017 O1 (ASASSN) (i=39.9°, q=1.496 AU, Q=713.827 AU, TP=2017 Oct. 14.74140 TT) from Mauna Kea (2018 June 10.27p2)
- CK17M050 C/2017 M5 (TOTAS) (i=15.9°, q=5.992 AU, TP=2018 June 3.85049 TT) from DECam/code "&" (15) (2016 March 6.36-37p2)
- CK17M040 C/2017 M4 (ATLAS) (i=105.6°, q=3.252 AU, TP=2019 Jan. 17.88162 TT) from Blue Mountains Obs. (July 6.42-45p2)
- CK17M030 C/2017 M3 (Panstarrs) (i=77.5°, q=4.658 AU, Q=330.462 AU, TP=2017 Apr. 28.17464 TT) from KPNO (2017 May 31.26-27p2) and Mauna Kea (2018 Feb. 11.62p2, 2018 March 19.30-31p6, 2018 March 19.51p1, 2018 March 19.58p2 & 2018 May 22.26p3)
- CK17K050 C/2017 K5 (Panstarrs) (i=82.3°, q=7.679 AU, TP=2020 Mar. 24.90311 TT)
- CK17K040 C/2017 K4 (ATLAS) (Centaur, q=2.650 AU, Q=54.236 AU, TP=2018 Jan. 8.36553 TT) from DECam/code "&" (15) (2016 May 6.04-05p2, 2017 April 21.33p3, 2017 April 28.32p2 & 2017 April 29.21-23p3)
- PK17K030 P/2017 K3 (Gasparovic) (q=2.355 AU, Q=8.875 AU, TP=2030 July 29.06508 TT) from DECam/code "&" (15) (2017 Jan. 27.36p2)
- CK17K020 C/2017 K2 (Panstarrs) (i=87.6°, q=1.797 AU, TP=2022 Dec. 19.66789 TT) from Olmen Obs. (July 10.99-00p3, 18.98-99p3 & 30.93-94p3), Berthelot Obs. (July 13.99-01p3), Dettelbach Vineyard Obs. (July 17.89p3, 18.89p3, 19.90p3 & 30.87p2), El Olivo Obs. (July 17.93-94p3, 18.89-90p3, 24.93-95p3, 25.91-92p3 & Aug. 1.94-95p3), Micheli/Mauna Kea (July 18.34p2 & 24.26p2), ATLAS Haleakala (July 18.41-45p4, 30.36-38p4 & Aug. 3.32-34p4), Masquefa Obs. (July 18.89-92p3, 21.95-97p3, 23.94-95p3 & 28.98-00p3), Fushan Obs. (July 19.60-63p2, 26.61-64p2 & 27.58-60p2), PS2 (July 20.33-37p4), ATLAS Mauna Loa (July 20.34-37p8, 28.35-38p8 & Aug. 1.33-36p4), Brixiis Obs. (July 21.92-93p3 & 30.91-92p3), Tarbatness Obs. (July 21.98-99p6 & 30.03p5), HOB Obs. (July 22.88-90p3), PGC (July 22.96-97p3), Montcabre Obs. (July 23.94-99p3), MLS (July 26.23-24p4), Terrassa Obs. (July 27.86p3), Carpe Noctem Obs. (July 27.92-93p3 & 28.94-01p3), Cielo Profundo Obs. (July 27.92-93p3), BOSZA Obs. (July 27.93p3), geocentric occultation observation (July 27.95-96p2), Cosmos Obs. (July 29.03-09p5), and Maisoncelles Obs. (Aug. 2.90-91p2)
- CK17K010 C/2017 K1 (Panstarrs) (i=154.0°, q=7.289 AU, TP=2018 Mar. 17.08412 TT) from DECam/code "&" (15) (2017 May 1.16p2)
- CK17G030 C/2017 G3 (Panstarrs) (i=159.1°, q=2.591 AU, Q=617.317 AU, TP=2017 Apr. 15.52201 TT) from Mauna Kea (2017 June 20.25-26p2, 2018 Feb. 15.24p2, 2018 Feb. 17.25p2, 2018 March 7.29-30p3 & 2018 March 8.28-29p3)
- PK17G020 P/2017 G2 (Panstarrs) (i=47.9°, q=2.837 AU, Q=13.415 AU, TP=2040 Mar. 19.95232 TT) from KPNO (2017 April 5.27-29p2, 2017 May 1.19p1 & 2017 May 1.26p1)
- CK17F020 C/2017 F2 (Panstarrs) (i=42.5°, q=6.932 AU, TP=2017 Nov. 27.73463 TT) from Mauna Kea (2017 June 20.26p2 & 2017 Dec. 13.65p2)
- CK17E030 C/2017 E3 (Panstarrs) (i=70.6°, q=5.938 AU, TP=2017 June 8.15558 TT) from DECam/code "&" (15) (2013 Dec. 31.31p3 & 2017 March 19.39p3) and Cerro Paranal/code "-" (22) (2015 Dec. 22.28-29p2 & 2015 Dec. 30.31-32p6)
- CK17E020 C/2017 E2 (Tsuchinshan) (i=79.0°, q=2.349 AU, Q=40.878 AU, TP=2116 Feb. 11.92206 TT) from DECam/code "&" (15) (2017 March 30.21-24p2)
- PK17D040 P/2017 D4 (Panstarrs) (Centaur, q=2.824 AU, Q=12.577 AU, TP=2037 June 1.09153 TT) from DECam/code "&" (15) (2017 April 3.00-02p3 & 2017 April 3.15p2)
- CK17D030 C/2017 D3 (ATLAS) (i=125.6°, q=4.974 AU, TP=2017 Apr. 27.27995 TT) from DECam/code "&" (15) (2017 Jan. 26.32p2)
- CK17B030 C/2017 B3 (LINEAR) (i=54.2°, q=3.922 AU, TP=2019 Feb. 2.63159 TT) from SATINO-1 (July 15.02-03p4), ATLAS Mauna Loa (July 18.57-59p4, 22.58-61p4, 30.49-50p4 & Aug. 3.53-55p4), ATLAS Haleakala (July 20.56-58p4 & Aug. 1.50-52p4), Olmen Obs. (July 21.04-05p3), Blue Mountains Obs. (July 21.68p1, 21.76p1, 22.72p1 & 22.79p1), PGC (July 25.12-13p2), Castelmartini Obs. (July 26.08-09p3, 29.07-08p3 & 31.08-09p3), Buchloe Obs. (July 27.99p3), PS2 (July 28.55-58p4), and Brixiis Obs. (July 31.04-05p3)
- CK16R020 C/2016 R2 (Panstarrs) (i=58.2°, q=2.603 AU, Q=1114.827 AU, TP=2018 May 9.32731 TT)
- CK16Q020 C/2016 Q2 (Panstarrs) (i=109.4°, q=7.082 AU, TP=2021 May 11.89251 TT) from Dettelbach Vineyard Obs. (July 17.93p3 & 18.97p2), Olmen Obs. (July 18.99-01p3), ATLAS Mauna Loa (July 20.38-39p3 & 28.39-41p4), and Brixiis Obs. (July 21.93-94p3)
- CK16N060 C/2016 N6 (Panstarrs) (i=105.8°, q=2.667 AU, Q=3485.758 AU, TP=2018 July 18.10636 TT)
- CK15X01Y C/2015 XY1 (Lemmon) (i=148.9°, q=7.925 AU, TP=2018 Apr. 28.37870 TT)
- PK15H16G P/2015 HG16 (Panstarrs) (q=3.123 AU, Q=6.435 AU, TP=2024 Oct. 16.11266 TT) from ATLAS Haleakala (2018 July 14.38-39p3)
- CK15E61R C/2015 ER61 (Panstarrs) (q=1.042 AU, Q=935.583 AU, TP=2017 May 10.35447 TT) from La Dehesilla Obs. (2018 Jan. 22.87p1)
- CK14Y010 C/2014 Y1 (Panstarrs) (i=14.9°, q=2.252 AU, TP=2016 Jan. 16.60861 TT)
- CK14B010 C/2014 B1 (Schwartz) (q=9.556 AU, Q=70253.476 AU, TP=2017 Sept. 9.77480 TT) from ATLAS Mauna Loa (July 18.25-28p4)
- PK13O020 P/2013 O2 (Panstarrs) (q=2.096 AU, Q=5.482 AU, TP=2021 May 22.74109 TT) from MLS (July 30.36-39p4)
- PK12S06B P/2012 SB6 (Lemmon) (q=2.284 AU, Q=5.382 AU, TP=2027 Dec. 21.34704 TT) from ATLAS Mauna Loa (July 23.59-63p5) and PS2 (Aug. 1.59-62p3)
- PK11U020 P/2011 U2 (Bressi) (q=4.133 AU, Q=5.341 AU, TP=2023 Nov. 4.12312 TT) from PS1 (July 17.43-46p3 & 20.44-47p4)
- PK11R030 P/2011 R3 (Novichonok-Gerke) (q=3.480 AU, Q=6.034 AU, TP=2033 Feb. 6.02275 TT) from PS1 (July 18.36-40p3)
- CK11K36P C/2011 KP36 (Spacewatch) (q=4.879 AU, Q=72.643 AU, TP=2016 May 27.25644 TT)
- CK10U030 C/2010 U3 (Boattini) (i=55.5°, q=8.445 AU, Q=5411.434 AU, TP=2019 Feb. 26.19958 TT) from Olmen Obs. (July 20.94-95p2) and PS1 (Aug. 1.29-32p3)
- PK10H020 P/2010 H2 (Vales) (q=3.076 AU, Q=4.592 AU, TP=2025 Mar. 9.73520 TT) from Cosmos Obs. (July 29.16-17p2)
- PK09O030 P/2009 O3 (Hill) (Centaur, q=2.442 AU, Q=13.139 AU, TP=2052 Sept. 12.25880 TT)
- PK08Q20P P/2008 QP20 (LINEAR-Hill) (q=1.806 AU, Q=5.295 AU, TP=2022 Jan. 2.10576 TT) from DECam/code "&" (15) (2016 Jan. 15.26p2 & 2016 March 1.14p2)
- CK07V53O C/2007 VO53 (Spacewatch) (i=86.9°, q=4.867 AU, Q=14299.174 AU, TP=2010 Apr. 19.35428 TT)
- CK07U010 C/2007 U1 (LINEAR) (i=157.8°, q=3.307 AU, Q=15447.985 AU, TP=2008 Aug. 5.40226 TT)
- PK05L010 P/2005 L1 (McNaught) (q=3.143 AU, Q=4.812 AU, TP=2021 Nov. 2.85126 TT) from Mauna Kea (2006 May 3.62-63p3)
- CK04Q010 C/2004 Q1 (Tucker) (i=56.2°, q=2.049 AU, Q=325.289 AU, TP=2004 Nov. 27.74981 TT)
- 0395P 395P (Centaur, q=4.237 AU, Q=10.181 AU, TP=2041 May 19.14287 TT)
- 0393P 393P (q=4.241 AU, Q=5.388 AU, TP=2030 Apr. 30.43369 TT) from PS1 (July 25.60-61p3)
- 0377P 377P/Scotti (2003 L1) (q=5.170 AU, Q=8.368 AU, TP=2038 Apr. 24.07076 TT)
- 0376P 376P/LONEOS (2005 GF8) (q=2.770 AU, Q=8.681 AU, TP=2033 June 25.33996 TT) from MLS (July 26.34-36p4)
- 0372P 372P/Naught (2008 O2) (q=3.835 AU, Q=5.199 AU, TP=2028 May 21.62215 TT)
- 0313P 313P/Gibbs (2014 S4) (q=2.422 AU, TP=2025 Dec. 2.78513 TT) from program code ":" (35) via Mt. Palomar (2019 Aug. 3.17-21p3)
- 0312P 312P/NEAT (2001 Q11) (q=1.992 AU, Q=4.955 AU, TP=2027 Mar. 15.46678 TT) from PS1 (July 17.52-56p4), PS2 (July 18.57-60p4 & 28.49-52p4), MLS (July 26.41-42p4), and SATINO-1 (July 27.05-07p3)
- 0304P 304P/Ory (2008 Q2) from ATLAS Mauna Loa (July 23.60-62p4 & 31.60-63p4), CAO (July 27.38-40p3, 29.42-43p2 & 31.39-40p3), and ATLAS Haleakala (Aug. 2.60-62p4)
- 0296P 296P/Garradd (2007 H3) (q=1.775 AU, Q=5.147 AU, TP=2027 Mar. 20.53504 TT) from ATLAS Mauna Loa (July 21.26-28p4)
- 0294P 294P/LINEAR (2008 A2) (q=1.273 AU, Q=5.107 AU, TP=2025 Aug. 11.19180 TT) from PS1 (July 18.42-45p4 & 22.44-45p2)
- 0284P 284P/McNaught (2007 H1) (q=2.304 AU, Q=5.062 AU, TP=2028 Oct. 1.15958 TT)
- 0278P 278P/McNaught (2006 K2) (q=1.965 AU, Q=5.235 AU, TP=2027 Sept. 16.43916 TT) from ATLAS Mauna Loa (July 18.26-28p4 & 30.24-26p4), Blue Mountains Obs. (July 21.37p1, 21.45p1 & 21.52p1), and ATLAS Haleakala (July 31.25-28p4)
- 0276P 276P/Vorobjov (2012 T7) (q=4.030 AU, Q=6.814 AU, TP=2037 Apr. 26.00482 TT) from PS1 (July 18.31-34p4)
- 0257P 257P/Catalina (2005 JY126) from Castelmartini Obs. (July 9.05p2, 10.05p3, 18.99p3, 19.96-97p3, 20.94p2, 21.92p3, 25.95-96p3, 28.94-95p3, 30.97-98p3 & Aug. 1.96-97p3), Olmen Obs. (July 10.98-99p3, 19.01-03p3, 22.95-96p2 & 30.98-99p3), SATINO-1 (July 14.92-95p3), Compustar Obs. (July 17.91-94p3), Dettelbach Vineyard Obs. (July 17.98p3), Brixiis Obs. (July 20.96-97p3 & 21.94-95p3), Montcabre Obs. (July 26.02-06p3), Cosmos Obs. (July 26.88-89p2), 29PREMOTE Obs. (July 26.99-01p2), AHS Obs. (July 29.21-24p3), and ATLAS Haleakala (July 29.45-46p3)
- 0254P 254P/McNaught (2010 T1) (q=3.148 AU, Q=6.103 AU, TP=2030 Aug. 31.99813 TT) from SATINO-1 (July 18.07-09p2 & 21.07-09p2), ATLAS Mauna Loa (July 29.52-53p4), and PS2 (July 30.52-55p4)
- 0249P 249P/LINEAR (2006 U1) (q=0.500 AU, Q=5.030 AU, TP=2025 Feb. 1.69522 TT) from Lutkenhoner/Slooh.com CIO (July 24.22p2), Schiaparelli Obs. (July 25.10p2), iTelObs-Mayhill (July 25.46p2, 28.45p3 & Aug. 1.45p3), and Chante-Perdrix Obs. (Aug. 2.12-13p3)
- 0246P 246P/NEAT (2004 F3) (q=3.480 AU, Q=5.227 AU, TP=2029 Oct. 28.60134 TT) from Castelmartini Obs. (July 8.84p3 & 9.84-85p3), Berthelot Obs. (July 13.84-86p3 & 28.79-82p3), ATLAS Mauna Loa (July 18.25-28p4 & Aug. 3.25-27p4), ATLAS Haleakala (July 20.25-28p4), ESA Optical Ground Station (ESA OGS) (July 20.91-95p4), and Perth Obs. (July 24.46-49p2)
- 0245P 245P/WISE (2010 L1) (q=2.206 AU, Q=5.903 AU, TP=2026 Mar. 31.12676 TT) from Hidetaka Sato via iTelescope Obs. Siding Spring (2018 May 13.79-80p2)
- 0241P 241P/LINEAR (1999 U3) (q=1.918 AU, Q=7.914 AU, TP=2021 July 25.79942 TT) from PS1 (July 20.50-53p4) and MLS (July 26.32-33p3)
- 0231P 231P/LINEAR-NEAT (2003 CP7) (q=2.766 AU, Q=4.932 AU, TP=1957 Sept. 8.69841 TT)
- 0220P 220P/McNaught (2004 K2) (q=1.559 AU, Q=4.682 AU, TP=2026 June 14.12295 TT)
- 0218P 218P/LINEAR (2003 H4) (q=1.129 AU, Q=4.990 AU, TP=2026 Mar. 3.89870 TT)
- 0215P 215P/NEAT (2002 O8) from Olmen Obs. (July 21.05-06p2), ATLAS Mauna Loa (July 22.59-63p4), Buchloe Obs. (July 27.99-00p3), and ATLAS Haleakala (July 31.55-57p4)
- 0191P 191P/McNaught (2007 N1) (q=2.242 AU, Q=5.043 AU, TP=2028 Feb. 29.89388 TT) from PS1 (July 22.48-49p2)
- 0190P 190P/Mueller (1998 U2) (q=2.020 AU, Q=6.435 AU, TP=2024 Dec. 24.14147 TT)
- 0186P 186P/Garradd (2007 B3) (q=4.453 AU, Q=5.509 AU, TP=2029 Apr. 24.14762 TT) from Blue Mountains Obs. (July 18.67-71p4) and PS1 (July 19.44-47p3)
- 0184P 184P/Lovas (1986 W1) (q=1.714 AU, Q=5.895 AU, TP=2028 Mar. 23.96422 TT) from Blue Mountains Obs. (July 18.70p1 & 18.75p1)
- 0178P 178P/Hug-Bell (1999 X1) from Sandlot Obs. (Aug. 1.43p3)
- 0162P 162P/Siding Spring (2004 TU12) (q=1.290 AU, Q=4.893 AU, TP=2026 May 17.84618 TT)
- 0156P 156P/Russell-LINEAR (2000 QD181) (q=1.335 AU, Q=5.590 AU, TP=2027 Apr. 30.64910 TT) from ATLAS Mauna Loa (July 17.56-59p4, 21.52-54p4, 25.54-56p4 & 29.55-56p4), ATLAS Haleakala (July 19.53-55p4, 23.56-57p4 & 31.52-53p4), and Blue Mountains Obs. (July 20.68p1, 20.80p1, 21.60p1, 21.66p1, 22.64p1, 22.71p1, 23.74p1 & 23.80p1)
- 0143P 143P/Kowal-Mrkos (1984 H1) (q=2.957 AU, Q=6.526 AU, TP=2026 Dec. 28.52377 TT) from PS1 (July 28.52-53p2)
- 0142P 142P/Ge-Wang (1988 V1) from Blue Mountains Obs. (July 18.59-63p3)
- 0124P 124P/Mrkos (1991 F1) (q=1.735 AU, Q=5.019 AU, TP=2026 June 23.60003 TT) from Blue Mountains Obs. (July 18.40-42p4)
- 0115P 115P/Maury (1985 Q1) from Castelmartini Obs. (July 9.00-01p3, 9.99-00p3, 17.93-94p3, 18.94-95p3, 24.90-91p3, 25.91-92p3, 28.90-91p3, 30.95p3 & Aug. 1.90p3), Foxfire Village Obs. (July 17.10p1 & 17.16p1), Blue Mountains Obs. (July 18.61-66p4), Linceo Obs. (July 18.94-95p3), ATLAS Haleakala (July 20.41-46p4 & 31.34-35p4), BAS Obs. (July 20.89-90p3 & 28.86-87p3), Brixiis Obs. (July 20.98p2, 21.95-96p3 & 30.95p3), Olmen Obs. (July 20.99-01p3 & 30.95p3), Compustar Obs. (July 21.92-95p2), 29PREMOTE Obs. (July 24.95-97p2, 26.91p1 & 26.95p1), Gravina Obs. (July 27.91-92p2), BOSZA Obs. (July 27.95p3), Lutkenhoner/Slooh.com CIO (July 28.04-07p2), Cielo Profundo Obs. (July 28.90-93p3), and Cosmos Obs. (July 28.94-98p5)
- 0110P 110P/Hartley (1988 D1) from PS2 (July 18.53-56p4)
- 0102P 102P/Shoemaker (1984 S2) from Blue Mountains Obs. (July 18.66-70p3)
- 0088P 88P/Howell (1981 Q1) from Kurihara Obs. (June 20.55p3), ATLAS Mauna Loa (July 18.26-29p4 & Aug. 3.26-28p4), Blue Mountains Obs. (July 18.44-48p8, 21.37p1, 21.44p1 & 21.51p1), ATLAS Haleakala (July 20.26-28p4 & Aug. 1.25-27p4), and Perth Obs. (July 24.46-49p2, 29.52p1, 29.58p1 & 30.47-49p2)
- 0087P 87P/Bus (1981 E1) from Kurihara Obs. (June 20.56-57p3)
- 0064P 64P/Swift-Gehrels (1889 W1) from CSS (2018 June 11.42-43p3 & 2018 June 21.40-41p2), Shinshiro Obs. (2018 June 13.72-74p3, 2018 July 15.73-75p3 & 2018 Aug. 8.71-72p3), Sato/iTelObs-SSO (2018 June 21.74-75p3), program code 8 via Simeis Obs. (2018 June 22.02-03p5), PS1 (2018 July 11.57-59p3), EHB01 Obs. (2018 July 12.99p2 & 2018 Aug. 6.01-02p2), Blue Mountains Obs. (2018 July 18.68p1, 2018 July 18.80p1, 2018 July 21.65p1, 2018 July 21.70p1, 2018 July 22.65p1 & 2018 July 22.70p1), Castelmartini Obs. (2018 July 19.05p3, 2018 July 20.03p3, 2018 July 24.05-06p3, 2018 Aug. 4.07-08p3, 2018 Aug. 6.05p3 & 2018 Aug. 7.05-06p3), PS2 (2018 July 19.56-59p4 & 2018 July 23.55-59p4), ATLAS Mauna Loa (2018 July 28.56-59p4, 2018 Aug. 6.60-63p4, 2018 Aug. 7.60-63p5 & 2018 Aug. 11.58-62p4), Lutkenhoner/Slooh.com CIO (2018 Aug. 6.02-03p3), Tarbatness Obs. (2018 Aug. 8.04-05p7 & 2018 Aug. 8.99-00p3), ATLAS Haleakala (2018 Aug. 9.61-62p4), Swan Hill Obs. (2018 Aug. 9.65p2), Chante-Perdrix Obs. (2018 Aug. 10.12-13p4), and Eastwood Obs. (2018 Aug. 11.07-08p2)
- 0062P 62P/Tsuchinshan (1965 A1) from Geisei Obs. (2017 Nov. 27.76p1)
- 0049P 49P/Arend-Rigaux (1951 C2) (q=1.386 AU, Q=5.728 AU, TP=1950 Dec. 18.92911 TT) from PS2 (July 17.28-31p3) and PS1 (July 20.28-32p4)
- 0046P 46P/Wirtanen (1948 A1) from Discovery Channel Telescope (DCT) (2018 May 8.46-47p5, 2018 June 18.45-47p5, 2018 June 19.45-47p5 & 2018 June 20.45-47p7), La Silla (2018 June 19.32-33p3, 2018 June 28.34-36p6, 2018 July 9.34p3 & 2018 July 23.41-42p3), Sato/iTelObs-SSO (2018 June 21.73-74p3), Rolando Ligustri via iTelescope Obs. Siding Spring (2018 June 23.75-76p3 & 2018 July 10.74-75p3), Lulin Minor Bodies Tracking (LIMIT) (2018 June 28.82-83p3 & 2018 July 8.82-85p4), CAO (2018 July 2.41-42p3, 2018 Aug. 7.38-42p3, 2018 Aug. 13.29-33p3, 2018 Aug. 14.30-33p2, 2018 Aug. 16.31p1, 2018 Aug. 16.36p1, 2018 Aug. 22.35-37p2 & 2018 Aug. 25.33-38p3), Buchloe Obs. (2018 July 9.06-07p3 & 2018 Aug. 4.08p3), program code "*" (19) via Faulkes Telescope South (2018 July 15.81-82p9, 2018 July 16.77-78p6, 2018 July 17.70-71p4 & 2018 July 20.72p4), W.F. Cashwell via Slooh.com Canary Islands Obs. (2018 July 16.15-19p3 & 2018 Aug. 20.13-17p4), Lothar Kurtze via Faulkes Telescope North (2018 July 19.56-57p3, 2018 July 20.62p4, 2018 July 22.54p4 & 2018 July 22.61p3), PS2 (2018 July 20.58-60p3), 29PREMOTE Obs. (2018 July 24.10-11p3 & 2018 Aug. 20.14-15p2), Shinshiro Obs. (2018 Aug. 5.77-78p3), EHB01 Obs. (2018 Aug. 6.04-05p2 & 2018 Aug. 20.05p2), Swan Hill Obs. (2018 Aug. 9.65-66p3), Chante-Perdrix Obs. (2018 Aug. 10.09-10p3, 2018 Aug. 24.13-15p3, 2018 Sept. 2.10-12p3 & 2018 Sept. 3.14-16p4), Eastwood Obs. (2018 Aug. 11.09-11p3 & 2018 Aug. 17.10-11p3), Blue Mountains Obs. (2018 Aug. 12.68p1, 2018 Aug. 12.82p1, 2018 Aug. 16.59p1, 2018 Aug. 16.71p1, 2018 Aug. 19.58p1 & 2018 Aug. 19.72p1), Perth Obs. (2018 Aug. 12.75-78p2, 2018 Aug. 18.70p1, 2018 Aug. 18.75p1 & 2018 Sept. 2.68-71p2), Maisoncelles Obs. (2018 Aug. 15.08-12p3 & 2018 Aug. 16.09-14p3), program code "%" (14) via Slooh.com Chile Obs. (2018 Aug. 15.39p3), Visnjan Obs. (2018 Aug. 16.09p2), B. Lutkenhoner via Slooh.com Chile Obs. (2018 Aug. 16.24-26p3), Tacande Obs. (2018 Aug. 17.18p3), Ageo Obs. (2018 Aug. 17.73-75p2 & 2018 Aug. 26.71-72p2), Brixiis Obs. (2018 Aug. 18.07-08p3), ATLAS Haleakala (2018 Aug. 19.60-62p3, 2018 Aug. 20.61-63p3 & 2018 Aug. 31.50-53p4), San Marcello Pistoiese Obs. (2018 Aug. 20.07-09p2), Kiev Comet Station (2018 Aug. 21.02-04p16), W.F. Cashwell via Slooh.com Chile Obs. (2018 Aug. 21.36-38p2), ATLAS Mauna Loa (2018 Aug. 21.60-63p4 & 2018 Aug. 30.58-62p4), Stixendorf Obs. (2018 Aug. 22.08-09p2 & 2018 Aug. 23.08-09p3), Sormano2 Obs. (2018 Aug. 22.11-12p3), Muensterschwarzach Obs. (2018 Aug. 23.06-08p3), Gisborne Obs. (2018 Aug. 23.56p3), Vicksburg Obs. (2018 Aug. 24.35-37p3), Lutkenhoner/Slooh.com CIO (2018 Aug. 25.22-23p2), Cielo Profundo Obs. (2018 Sept. 2.09-11p3), and Costa Teguise Obs. (2018 Dec. 15.92p1)
- 0036P 36P/Whipple (1933 U1) from PS1 (July 31.60-61p4)
- 0029P 29P/Schwassmann-Wachmann (1927 V1) (q=5.708 AU, Q=6.116 AU, TP=2035 Feb. 13.48000 TT) from Castelmartini Obs. (July 10.11-12p2, 19.11-12p2, 22.10-11p3 & 31.13-14p3), Schiaparelli Obs. (July 16.04-06p2, 19.09-10p2, 21.09-10p2, 23.06p2, 25.06-09p2, 27.08-10p6, 28.09-10p2, 29.08-09p2 & 30.08-09p2), Maisoncelles Obs. (July 17.98p1, 18.04p1, 18.11p1, 18.98p1, 19.05p1, 19.11p1, 20.99p1, 21.04p1, 21.10p1, 22.01-04p2, 22.11p1, 22.98p1, 23.04p1, 23.11p1, 27.96-09p5, 28.96-08p4, 29.13p1, 29.95p1, 29.99p1, 30.06p1, 30.12p1, 30.95p1, 30.99p1, 31.07p1, 31.12p1 & Aug. 2.94-95p3), Olmen Obs. (July 19.05-06p3, 21.07-08p3 & 30.99p3), ATLAS Mauna Loa (July 23.58-61p4 & 31.58-60p3), Gisborne Obs. (July 24.69-71p4, 26.69-73p3 & 27.69-72p3), Montcabre Obs. (July 26.11-15p3), Tarbatness Obs. (July 27.06p3 & 30.05p4), CAO (July 27.34-37p3, 29.40-41p3 & 31.32-34p3), Kitab Obs./code 1 (July 27.94-95p3 & 31.95p3), Berthelot Obs. (July 27.98-02p3), BOSZA Obs. (July 28.01p3), Buchloe Obs. (July 28.01p3), Brignoles Obs. (July 28.09-10p3, 29.08-10p3, 30.08-10p3 & Aug. 1.10-12p3), Cosmos Obs. (July 29.13-15p5), ATLAS Haleakala (July 29.59-62p4 & Aug. 2.56-58p3), Perth Obs. (July 29.88-89p2 & 30.88-89p2), Brixiis Obs. (July 31.02-03p4), and Chante-Perdrix Obs. (Aug. 1.14-15p3)
- 0028P 28P/Neujmin (1913 R2) (q=1.579 AU, Q=12.366 AU, TP=2039 July 23.38468 TT) from Kurihara Obs. (June 20.52-53p3), Blue Mountains Obs. (July 13.55-57p2, 15.55-57p2 & 18.55-57p2), ATLAS Mauna Loa (July 21.27-29p4, 25.25-27p4 & 29.25-27p4), and ATLAS Haleakala (July 23.26-28p4 & 31.25-27p4)
- 0021P 21P/Giacobini-Zinner (1900 Y1) from Castelmartini Obs. (2018 April 19.06p3, 2018 May 26.03p3, 2018 June 21.94-96p3, 2018 June 30.91p3, 2018 July 1.02-03p3 & 2018 July 8.02-04p3), Kiev Comet Sta. (2018 April 22.06-08p21, 2018 May 28.98-99p27, 2018 May 31.98-99p19 & 2018 June 5.00-02p20), the SZTE Asteroid Program (2018 May 5.04-05p4), Vicksburg Obs. (2018 May 10.40-41p4, 2018 May 11.42-43p3, 2018 May 12.42-43p4, 2018 May 28.40-41p4, 2018 May 29.36-38p4, 2018 June 4.32-34p6, 2018 June 9.32-34p3, 2018 June 16.32-34p3, 2018 June 18.32-34p3, 2018 June 25.32-34p3, 2018 June 26.34-35p3, 2018 July 11.28-29p5, 2018 July 15.31-33p3, 2018 July 16.32-33p3, 2018 July 21.32p2, 2018 July 22.27-29p4 & 2018 July 24.28-30p4), Ageo Obs. (2018 May 12.68-69p2, 2018 May 15.67-68p3, 2018 June 7.72p3, 2018 June 13.76p2, 2018 July 2.59-60p3, 2018 July 13.57-59p3 & 2018 July 15.64-65p4), Kurihara Obs. (2018 May 14.61-62p3, 2018 May 22.58-59p3, 2018 May 28.57-58p3, 2018 June 7.54-55p3, 2018 July 21.51p3 & 2018 Aug. 2.49-50p3), Yatsuka Obs. (2018 May 26.75p3, 2018 June 16.54p3 & 2018 July 20.74-75p3), Starry Wanderer Obs. (2018 May 28.93-95p8), Cavezzo Obs. (2018 June 3.02-05p4, 2018 June 30.87-97p5 & 2018 July 13.94-00p5), Eastwood Obs. (2018 June 3.02-04p3, 2018 June 21.97-99p2, 2018 July 3.01-02p3, 2018 July 14.97-99p3, 2018 July 24.97-98p3, 2018 July 31.95-97p3, 2018 Aug. 3.00-02p3 & 2018 Aug. 11.00-02p3), Brixiis Obs. (2018 June 3.93p2, 2018 June 4.97-98p6, 2018 June 5.94-95p5, 2018 June 9.93-95p14, 2018 June 18.96-99p7, 2018 June 21.02-05p6, 2018 June 21.96-99p6, 2018 June 25.98-00p6, 2018 June 27.02-05p6, 2018 June 27.98-99p5, 2018 June 28.97-00p6, 2018 June 29.97-99p6, 2018 July 1.98-01p6, 2018 July 2.97-00p6, 2018 July 5.97-98p6, 2018 July 6.98-01p6, 2018 July 7.97-00p7, 2018 July 8.97-99p5, 2018 July 12.94p3, 2018 July 13.96-99p7, 2018 July 14.96-00p7, 2018 July 16.96-98p6, 2018 July 17.97-99p6, 2018 July 18.95-99p7, 2018 July 21.91-95p8, 2018 Aug. 1.91-92p3, 2018 Aug. 2.96-98p7, 2018 Aug. 3.96-99p6, 2018 Aug. 5.97-99p7, 2018 Aug. 6.94-97p7 & 2018 Aug. 8.90-93p7), Olmen Obs. (2018 June 4.92-93p3, 2018 June 6.02-05p3, 2018 June 13.92-94p3, 2018 June 16.94-97p3, 2018 June 18.99-01p3, 2018 June 20.97-99p3, 2018 June 25.96-98p3, 2018 June 28.93-95p3, 2018 June 29.93-95p3, 2018 July 1.92-96p3, 2018 July 5.92-94p3, 2018 July 7.95-99p3, 2018 July 13.95-98p3, 2018 July 15.92-94p3, 2018 July 17.96-98p3, 2018 July 19.91-94p3, 2018 July 21.91-93p3, 2018 July 23.90-92p3, 2018 July 28.88-90p3, 2018 July 30.90-93p3, 2018 Aug. 1.91-93p3, 2018 Aug. 2.90-93p3, 2018 Aug. 5.92-94p3 & 2018 Aug. 8.87-90p3), Montcabre Obs. (2018 June 6.01p3, 2018 July 7.08-10p3 & 2018 July 13.09-10p3), West Park Obs. (2018 June 6.98-99p2, 2018 June 21.96-98p3, 2018 June 30.95-98p3, 2018 July 7.95-98p3, 2018 July 14.93-97p3, 2018 July 24.95-97p3 & 2018 Aug. 5.93-96p3), Bernezzo Obs. (2018 June 8.94-95p3), Lutkenhoner/Slooh.com CIO (2018 June 9.10-12p3, 2018 June 23.13-14p3, 2018 July 13.02p2, 2018 July 23.08p3 & 2018 Aug. 2.09p3), Stixendorf Obs. (2018 June 10.99p5, 2018 June 30.97-98p8 & 2018 July 12.96p4), iTelObs-Mayhill (2018 June 11.24p5 & 2018 June 13.39p4), ATLAS Haleakala (2018 June 11.57-59p3, 2018 June 15.56-61p8, 2018 June 23.54-58p4, 2018 July 1.54-57p3, 2018 July 9.57-60p4, 2018 July 13.54-57p4, 2018 July 21.55-58p3, 2018 July 25.57-60p4 & 2018 Aug. 10.59-63p7), Cupillari Obs. (2018 June 12.13-15p10, 2018 June 15.13-14p10 & 2018 July 12.13-15p5), Shinshiro Obs. (2018 June 12.75-77p3 & 2018 July 15.65-67p3), Northolt Branch Obs. (2018 June 13.02-03p10, 2018 June 20.05-07p8, 2018 June 24.96-99p10, 2018 June 30.98-01p12, 2018 July 6.03-05p10, 2018 July 16.02-03p10, 2018 July 25.98-00p11, 2018 July 31.93-94p10, 2018 Aug. 2.03-05p10, 2018 Aug. 3.98-99p10 & 2018 Aug. 10.01-03p10), Nagano Obs. (2018 June 13.66-67p3, 2018 June 21.63p3, 2018 July 1.50p4 & 2018 July 13.64p3), Geisei Obs. (2018 June 13.67-68p3, 2018 June 21.66p2, 2018 July 19.64-65p2 & 2018 Aug. 2.53-54p3), Cielo Profundo Obs. (2018 June 15.01p3, 2018 June 23.99-02p3, 2018 July 4.97-00p3, 2018 July 13.95-97p3, 2018 July 18.03-06p3, 2018 July 21.06-07p3, 2018 July 23.02-03p3, 2018 July 29.98-99p3, 2018 Aug. 4.99-03p3 & 2018 Aug. 11.13-14p3), Freconrupt Obs. (2018 June 15.98-02p4, 2018 June 18.99-01p3, 2018 June 22.99-03p4, 2018 July 19.89-91p4, 2018 July 23.88-89p4, 2018 July 27.88-90p3, 2018 Aug. 4.92-93p3, 2018 Aug. 5.87-89p4 & 2018 Aug. 11.93-94p4), Uraniborg Obs. (2018 June 16.03p4, 2018 July 5.97-98p5, 2018 July 8.95-96p3, 2018 July 20.96-97p4, 2018 July 30.92p4, 2018 Aug. 5.98p5, 2018 Aug. 8.95p4 & 2018 Aug. 12.96p4), La Vara Obs. (2018 June 18.00-01p3, 2018 June 23.99-00p3, 2018 July 10.95-96p3, 2018 July 22.93p3, 2018 July 25.95p3 & 2018 July 29.92-93p3), Koksijde Obs. (2018 June 18.97-98p4, 2018 June 20.92-95p9, 2018 July 13.93-94p3, 2018 July 14.94-98p5, 2018 July 17.91-92p3, 2018 July 24.02-03p3 & 2018 Aug. 7.04-06p3), M57 Obs. (2018 June 19.01-09p7 & 2018 July 7.97-09p5), Chante-Perdrix Obs. (2018 June 19.10p3, 2018 July 4.06-08p3, 2018 July 7.08p3, 2018 July 11.05-07p3, 2018 July 12.06p3, 2018 July 15.07p3, 2018 July 17.08-09p3, 2018 July 18.12-13p6, 2018 July 20.09-10p3, 2018 July 22.05-06p3, 2018 July 25.12-13p6, 2018 July 26.07-09p3, 2018 July 30.08-10p3, 2018 Aug. 8.07-10p3, 2018 Aug. 9.07-09p7, 2018 Aug. 10.13-14p3, 2018 Aug. 11.10-11p8 & 2018 Aug. 12.10-11p5), Slooh.com CIO/code 2 (2018 June 19.11p6, 2018 July 2.14p2, 2018 July 13.13p5, 2018 Aug. 4.15p9 & 2018 Aug. 9.19p6), Maisoncelles Obs. (2018 June 20.00-05p3, 2018 June 29.95-00p5, 2018 June 30.96-99p4, 2018 July 14.90-94p4, 2018 July 22.88-93p3, 2018 July 24.89-94p5, 2018 July 25.89-93p3, 2018 Aug. 1.87-92p3, 2018 Aug. 6.88-92p3 & 2018 Aug. 11.01-02p3), Buchloe Obs. (2018 June 20.01p3, 2018 July 13.94p5, 2018 July 29.89-90p5 & 2018 Aug. 12.06p6), Transit Dreams Obs. (2018 June 20.15p4), Blanes Obs. (2018 June 20.89p3, 2018 June 24.87p3, 2018 July 2.90-91p3, 2018 July 8.86p3, 2018 July 10.87-88p3, 2018 July 12.92p3, 2018 July 15.88p3, 2018 July 17.91p3, 2018 July 20.15p3 & 2018 July 30.89p3), Fushan Obs. (2018 June 21.56p1, 2018 June 21.68p1, 2018 June 22.55p1, 2018 June 22.67p1, 2018 June 23.57p1, 2018 June 23.62p1, 2018 July 6.56p1, 2018 July 6.63p1, 2018 July 14.54p1, 2018 July 14.59p1, 2018 July 17.55p1, 2018 July 17.64p1, 2018 July 18.63p1, 2018 July 18.68p1, 2018 July 19.68-71p2, 2018 July 20.62p1, 2018 July 20.70p1, 2018 July 21.68-70p2, 2018 July 22.68-71p2, 2018 July 30.53p1, 2018 July 30.58p1, 2018 Aug. 2.53-57p2, 2018 Aug. 3.58-62p2, 2018 Aug. 7.62p1 & 2018 Aug. 7.68p1), Sukagawa Obs. (2018 June 21.68-70p2, 2018 July 19.66-67p3 & 2018 July 22.67-69p4), 29PREMOTE Obs. (2018 June 23.08-11p3, 2018 June 27.08-11p3 & 2018 July 3.09-11p3), M. Suzuki via iTelescope Obs. Nerpio (2018 June 23.12p2), Tacande Obs. (2018 June 24.14-15p3, 2018 July 7.13p3 & 2018 July 14.08-09p3), Santa Maria de M. Obs. (2018 June 24.98-99p3), Cordell-Lorenz Obs. (2018 June 25.33-37p4, 2018 July 4.20-27p5, 2018 July 5.30-37p5, 2018 July 12.22-39p18 & 2018 July 13.21-27p4), Chelmsford Obs. (2018 June 28.93-94p2), Sencelles Obs. (2018 June 29.92-93p3, 2018 July 4.98-99p18, 2018 July 12.88-89p5, 2018 July 16.92-94p8, 2018 July 19.93-94p4, 2018 July 21.97-98p10, 2018 July 23.87-89p11, 2018 July 29.88-90p10, 2018 Aug. 3.87-88p6 & 2018 Aug. 5.91-92p4), St. Saturnin les Avignon Obs. (2018 June 29.95-98p3), Dridri Obs. (2018 June 30.96-01p4, 2018 July 8.86p1, 2018 July 8.90p1, 2018 July 8.98p1, 2018 July 13.89-98p5, 2018 July 17.95p1, 2018 July 17.99-01p2, 2018 July 18.95-00p5, 2018 Aug. 5.90-92p4 & 2018 Aug. 7.93-96p4), Forti Obs. (2018 July 1.03-05p3, 2018 July 8.88p2 & 2018 July 20.95p3), Nonndorf Obs. (2018 July 1.97-99p7, 2018 July 2.98-99p6, 2018 July 14.00-02p6, 2018 July 14.89-93p7, 2018 July 19.97-99p6, 2018 July 24.99-02p7, 2018 Aug. 4.00-03p7 & 2018 Aug. 11.99-01p6), ROASTERR-1 (2018 July 3.89p2 & 2018 Aug. 3.83-84p2), San Marcello Pistoiese Obs. (2018 July 5.91-95p3), Dettelbach Vineyard Obs. (2018 July 7.04-06p3 & 2018 July 17.01-03p5), Altdorf Obs. (2018 July 8.95-98p3, 2018 July 14.95-97p2 & 2018 Aug. 5.89-91p3), Grorudalen Obs. (2018 July 10.95-97p3, 2018 July 12.94-95p3, 2018 July 18.97-98p4, 2018 July 21.94-95p3, 2018 July 22.94-95p3, 2018 July 23.96-97p3, 2018 July 25.93-96p3, 2018 July 29.94-95p3, 2018 Aug. 1.97-99p3, 2018 Aug. 2.94-97p3, 2018 Aug. 4.99-01p4, 2018 Aug. 7.00-01p3 & 2018 Aug. 8.03-05p3), La Dehesilla Obs. (2018 July 14.06-07p4 & 2018 July 21.98p3), Casal Lumbroso Obs. (2018 July 14.08-09p5, 2018 July 21.09-11p5, 2018 July 24.09-12p8 & 2018 Aug. 2.10-12p8), Sant Celoni Obs. (2018 July 14.88-90p3), Chicharronian 3C Obs. (2018 July 15.04-05p2 & 2018 Aug. 5.01-03p2), Pinsoro Obs. (2018 July 15.14p3), Hoyerswerda Obs. (2018 July 15.89-90p4), Vinyols Obs. (2018 July 18.07-11p3, 2018 July 22.97-99p2, 2018 July 24.96-01p3 & 2018 Aug. 4.93-94p3), M. Suzuki via iTelescope Obs. Mayhill (2018 July 18.36p2), Owls & Ravens Obs. (2018 July 19.03-04p3), Oberfrauendorf Obs. (2018 July 20.87-88p3), Mazariegos Obs. (2018 July 20.96-97p3, 2018 Aug. 4.96p3 & 2018 Aug. 10.94-95p3), ATLAS Mauna Loa (2018 July 23.54-57p4, 2018 July 31.56-59p4, 2018 Aug. 4.57-59p3, 2018 Aug. 8.58-61p4 & 2018 Aug. 12.58-61p4), Taurus-1 Obs. (2018 July 23.90-93p6, 2018 July 30.88-90p8, 2018 Aug. 2.97-98p7 & 2018 Aug. 10.89-90p7), Tarbatness Obs. (2018 July 31.02-04p3, 2018 July 31.97-99p4, 2018 Aug. 7.95-98p3, 2018 Aug. 8.97-98p3, 2018 Aug. 9.98p3 & 2018 Aug. 10.05p3), Wishing Star Obs. (2018 Aug. 6.15-16p4), roving observer (2018 Aug. 6.93p2), Siegen Obs. (2018 Aug. 7.02-06p6), Carpe Noctem Obs. (2018 Aug. 8.07-08p3), Santa Maria a Monte Obs. (2018 Aug. 8.87-90p4), Gravina Obs. (2018 Aug. 10.84-88p5), Hobbs Obs. (2018 Aug. 11.12-14p2), and Visnjan Obs. (2018 Aug. 11.83p3)
- 0017P 17P/Holmes (1892 V1) from Richard Miles via Faulkes Telescope North (2019 June 19.35p2), Richard Miles via Faulkes Telescope South (2019 July 24.36-37p2), Slooh.com Chile/code "%" (14) (July 15.31-32p2), ATLAS Haleakala (July 23.34-36p3), and ATLAS Mauna Loa (July 29.29-31p4)
- 0011P 11P/Tempel-Swift-LINEAR (1880 T1) from 29PREMOTE Obs. (July 25.00-03p3, 27.05p1 & 27.09p1)
- 0002P 2P/Encke (1818 W1) from Swan Hill Obs. (July 17.37p5) and SONEAR (July 17.89-91p3, Aug. 1.96-98p3 & 2.97-99p3)
- 0002I 2I/Borisov (C/2019 Q4) (i=44.1°, q=2.007 AU, TP=2019 Dec. 8.55279 TT) from program code 1 via ChileScope Obs. (Jan. 1.28-31p5)
MPEC 2020-P18 - "15:01 UT" - 2020 KA11
- K20K11A 2020 KA11 (small asteroid, H=22.5 ~107m) from PS1 (2012 May 10.50-52p2 at G=20.93-21.21, 2015 Feb. 18.39-42p3 at G=22.54-23.26, 2015 Feb. 20.37-41p3 at G=22.87-23.41, 2017 Dec. 8.47-49p2 at G=22.39-63, 2017 Dec. 24.31p1 at G=22.19 & 2018 Jan. 13.30p1 at G=23.25)
MPEC 2020-P17 - "15:00 UT" - 2015 OM35
- K15O35M 2015 OM35 (small asteroid, H=22.1 ~129m) from Astronomical Research Obs. Westfield (July 24.36-37p3 at V=22.0-22.3 & 25.37-38p3 at V=22.1-4)
<< DOU on 4 August '20 >> MPEC 2020-P16 - "12:05 UT" - Daily Orbit Update
- Observations of recently (no longer) risk-listed objects
- K20N01K 2020 NK1 from ATLAS Mauna Loa (Aug. 1.60-63p3)
- Observations of close-passing objects
- K20O04L 2020 OL4 (arc=12 days, H=24.8 ~37m) from LCO Sutherland A (Aug. 3.95-96p3)
- K20O00D 2020 OD (NHATS target) from ATLAS Mauna Loa (Aug. 1.43-44p4)
- K15VA6A 2015 VA106 (arc=2 opp, H=22.7 ~98m) from Schwarzschild Obs. (July 23.87p3)
- Observation campaigns (NHATS targets, radar support)
- K20M00M 2020 MM (arc=40 days, H=25.1 ~32m, NHATS) from ARO Westfield (July 24.21p3 at V=22.0-22.3)
- J0166 190166 2005 UP156 (radar) from ATLAS Mauna Loa (Aug. 3.29-31p4)
-- NHATS target table -- Planetary radar schedules: Arecibo & Goldstone - Observations of small (H>22.0) & smallish (21.7<H<=22.0) asteroids
- K20O01G 2020 OG1 (arc=6 days, H=24.6 ~41m) from Schwarzschild Obs. (July 25.87p4)
- K20O00V 2020 OV (arc=8 days, H=24.3 ~47m) from ARO Westfield (July 24.19-22p2 at V=22.3-4)
- K10B04Z 2010 BZ4 (Q=4.510 AU, arc=138 days, H=22.4 ~112m) from PS1 (2009 Dec. 17.39-40p2 & 2010 Jan. 4.45-46p2)
- K20O01E 2020 OE1 (arc=10 days, H=22.0 ~135m) from Schwarzschild Obs. (July 24.01-02p2)
- Observations of other objects
- K20O02J 2020 OJ2 from ATLAS Haleakala (Aug. 1.45-48p5)
- K20O01M 2020 OM1 (arc=10 days, H=20.9 ~224m) from Schwarzschild Obs. (July 23.88-90p5 at V=21.0-22.8)
- K20N01B 2020 NB1 (q=0.353 AU, Q=4.292 AU, arc=15 days, H=20.5 ~269m) from ARO Westfield (July 24.17-18p3 at V=22.1-3)
- K20H08S 2020 HS8 (arc=100 days, H=21.4 ~178m) from Farpoint Obs. (Aug. 4.13-14p5)
- K20D03T 2020 DT3 (arc=158 days, H=21.2 ~195m) from ARO Westfield (July 24.35-36p3 at V=22.4-6)
- K19A05N 2019 AN5 (arc=5 opp, H=21.1 ~204m) from SATINO-1 (July 17.99-01p3), Castelmartini Obs. (July 29.97p3), and QOS Obs. (Aug. 3.91p3)
- K18L04M 2018 LM4 from ATLAS Mauna Loa (Aug. 2.52-55p5)
- K16H02M 2016 HM2 (arc=2 opp, H=21.1 ~204m) from Tholen 2.24m (2016 May 10.61p4 & 2016 May 11.61p4)
- K14Qh3L 2014 QL433 from ATLAS Haleakala (Aug. 1.51-53p5)
- K14L21W 2014 LW21 (Q=5.412 AU, arc=3 opp, H=18.6 ~645m) from Eden Obs. (July 27.70-72p3) and ATLAS Haleakala (Aug. 1.37-40p4)
- K14L14U 2014 LU14 (arc=4 opp, H=19.7 ~389m) from ARO Westfield (July 24.26-27p2 at V=22.0-22.3)
- K12M03Q 2012 MQ3 from PS1 (Aug. 1.54-56p4)
- K07VD7X 2007 VX137 from ATLAS Haleakala (Aug. 1.50-52p4)
- K07C15H 2007 CH15 (arc=3 opp, H=21.7 ~155m) from Farpoint Obs. (Aug. 4.21-22p5)
- K06H00B 2006 HB (arc=4 opp, H=19.0 ~537m) from Eden Obs. (Aug. 1.69-73p5)
- K04L03U 2004 LU3 (arc=5 opp, H=18.4 ~708m) from ATLAS Mauna Loa (Aug. 2.33-35p4)
- K03B47K 2003 BK47 (Q=4.689 AU, arc=4 opp, H=17.8 ~933m) from ATLAS Haleakala (Aug. 1.33-37p4)
- K01Q34E 2001 QE34 from CSS (Aug. 2.44-45p3)
- q3585 523585 1998 MW5 from ZTF (July 31.44-46p4)
- o5657 505657 2014 SR339 from Castelmartini Obs. (July 29.99-01p3)
- o0094 500094 2012 BC20 from ATLAS Haleakala (Aug. 3.34-36p4) and QOS Obs. (Aug. 3.90p11)
- m0936 480936 2003 QH5 from QOS Obs. (Aug. 3.91-92p4)
- k8730 468730 2010 MN51 from ATLAS Mauna Loa (Aug. 3.47-49p4)
- i2037 442037 2010 PR66 from QOS Obs. (Aug. 3.88p6)
- g0302 420302 2011 XZ1 from Castelmartini Obs. (July 29.99p3), program code 1 via Kuban State Univ. Obs. (Aug. 3.92-97p34), and Golden Ears Obs. (Aug. 4.24-25p3)
- c1564 381564 2008 UW5 from ARO Westfield (July 24.32-34p3 at V=22.0-22.5)
- c0128 380128 1997 WB21 from Castelmartini Obs. (July 30.03p3) and QOS Obs. (Aug. 3.94p5)
- Z4952 354952 2006 FJ9 from Castelmartini Obs. (July 30.02-03p3) and ATLAS Mauna Loa (Aug. 3.46-47p4)
- S5838 285838 2001 FA1 from ARO Westfield (July 24.32-34p4 at V=22.0-22.2)
- P6412 256412 2007 BT2 from PS2 (Aug. 3.58-62p3)
- G3902 163902 2003 SW222 from PS2 (Aug. 3.53-57p4)
- E5656 145656 4788 P-L from ZTF (Aug. 3.39p1 & 3.50p1) and ATLAS Mauna Loa (Aug. 3.52-55p4)
- D8847 138847 2000 VE62 from ZTF (Aug. 3.23p1 & 3.28p1)
- D7108 137108 1999 AN10 from ATLAS Haleakala (Aug. 3.51-53p7), QOS Obs. (Aug. 3.92-93p6), and Golden Ears Obs. (Aug. 4.26-27p3)
- D6900 136900 1998 HL49 from Castelmartini Obs. (July 29.99p3)
- A6589 106589 2000 WN107 from WISE (Aug. 2.64p1, 2.90p1, 3.16p1, 3.29p1, 3.43p1 & 3.49p1) and ATLAS Mauna Loa (Aug. 3.35-37p4)
- A6538 106538 2000 WK63 from ATLAS Mauna Loa (Aug. 3.49-50p4)
- A5140 105140 2000 NL10 from ATLAS Haleakala (Aug. 3.42-45p4)
- 90075 90075 2002 VU94 from ATLAS Mauna Loa (Aug. 3.25-27p6)
- 87311 87311 2000 QJ1 from Castelmartini Obs. (July 29.98p3)
- 85804 85804 1998 WQ5 from PS2 (Aug. 3.50-52p4)
- 85275 85275 1994 LY from Olmen Obs. (Aug. 2.85-93p6), ATLAS Mauna Loa (Aug. 3.41-43p4), and Kuban State Univ. Obs./code 1 (Aug. 3.85-92p76)
- 53435 53435 1999 VM40 from ZTF (Aug. 3.44-46p4) and ATLAS Mauna Loa (Aug. 3.58-61p4)
- 19764 19764 2000 NF5 from Al Sadeem Obs. (July 29.89p2, 30.91-93p5 & Aug. 1.89-91p5) and ATLAS Mauna Loa (Aug. 3.50-53p6)
- 09202 9202 1993 PB from MASTER-II Sutherland (Aug. 1.82-83p3)
- 09162 9162 Kwiila (1987 OA) from ATLAS Haleakala (Aug. 3.57-60p7)
- 07092 7092 Cadmus (1992 LC) from ATLAS Mauna Loa (Aug. 3.25-27p4)
- 04953 4953 1990 MU from PS2 (Aug. 3.59-61p3) and ATLAS Mauna Loa (Aug. 3.59-62p4)
- 04055 4055 Magellan (1985 DO2) from ZTF (Aug. 3.40-48p3)
- 03752 3752 Camillo (1985 PA) from ATLAS Haleakala (Aug. 3.35-37p4)
- 01685 1685 Toro (1948 OA) from Al Sadeem Obs. (July 30.95-97p5 & Aug. 1.92-94p5)
- 00887 887 Alinda (1918 DB) from ATLAS Mauna Loa (Aug. 3.53-55p4)
MPEC 2020-P15 - "02:21 UT" - 2020 OW6
- K20O06W 2020 OW6 (H=19.86 ~361m) was picked up at 1322 UT on 30 July by PS1, observing it at July 30.56-59p4, 31.58-59p4, and Aug. 1.59-61p4. This detection was confirmed by Visnjan Obs. (July 31.05-06p4) and PS2 (Aug. 1.59-61p3).
Observers on 4 August '20
A total of 170 observers appeared in this day's MPECs.
Code | Observer / observatory |
---|---|
L27 | 29PREMOTE Obs., 8 in MPEC 2020-P19 -- C/2020 F3, C/2019 U6, C/2017 T2, 257P, 115P, 46P, 21P, 11P |
349 | Ageo Obs. in Japan, 7 in MPEC 2020-P19 -- C/2020 F3, C/2019 U6, C/2019 N1, C/2018 N2, C/2017 T2, 46P, 21P |
L43 | Ager Obs., 1 in MPEC 2020-P19 -- C/2019 K7 |
U71 | AHS Obs., 1 in MPEC 2020-P19 -- 257P |
M43 | Al Sadeem Obs. in Abu Dhabi, 2 in MPEC 2020-P16 -- 19764, 1685 |
K40 | Altdorf Obs. in Germany, 1 in MPEC 2020-P19 -- 21P |
H21 | Astronomical Research Obs. Westfield in Illinois, 8 in MPECs 2020-P16 & 2020-P17 -- 2020 OV, 2020 NB1, 2020 MM, 2020 DT3, 2015 OM35, 2014 LU14, 381564, 285838 |
T05 | ATLAS Haleakala in Hawaii, 42 in MPECs 2020-P16 & 2020-P19 -- 2020 OJ2, C/2020 M3, C/2020 K8, C/2020 K3, C/2020 F2, C/2019 U6, 2019 U5, C/2019 T3, C/2019 S4, C/2019 N1, P/2019 LD2, C/2019 L3, C/2019 F1, C/2018 A6, C/2017 Y2, C/2017 T2, C/2017 K2, C/2017 B3, P/2015 HG16, 2014 QL433, 2014 LW21, 2007 VX137, 2003 BK47, 500094, 137108, 105140, 9162, 3752, 304P, 278P, 257P, 246P, 215P, 156P, 115P, 88P, 64P, 46P, 29P, 28P, 21P, 17P |
T08 | ATLAS Mauna Loa in Hawaii, 57 in MPECs 2020-P16 & 2020-P19 -- 2020 OD, 2020 NK1, C/2020 M5, C/2020 M3, P/2020 K9, C/2020 K8, C/2020 K3, C/2020 K1, C/2020 F2, C/2019 U6, 2019 U5, C/2019 T2, C/2019 S4, P/2019 LD2, C/2019 L3, C/2019 K7, C/2019 F1, C/2018 U1, 2018 LM4, C/2018 F4, C/2018 A6, C/2017 Y2, C/2017 U7, C/2017 T2, C/2017 K2, C/2017 B3, C/2016 Q2, C/2014 B1, P/2012 SB6, 2004 LU3, 90075, 85275, 53435, 468730, 354952, 19764, 190166, 145656, 106589, 106538, 7092, 4953, 887, 304P, 296P, 278P, 254P, 246P, 215P, 156P, 88P, 64P, 46P, 29P, 28P, 21P, 17P |
069 | Baldone Obs. in Latvia, 1 in MPEC 2020-P19 -- C/2020 F3 |
G17 | BAS Obs., 1 in MPEC 2020-P19 -- 115P |
C77 | Bernezzo Obs. in Italy, 1 in MPEC 2020-P19 -- 21P |
L54 | Berthelot Obs., 5 in MPEC 2020-P19 -- C/2020 F3, C/2019 U7, C/2017 K2, 246P, 29P |
C86 | Blanes Obs. in Spain, 1 in MPEC 2020-P19 -- 21P |
Q68 | Blue Mountains Obs. in New South Wales, 24 in MPEC 2020-P19 -- C/2020 M3, C/2020 J1, C/2020 F5, C/2020 F2, C/2019 T2, P/2019 LD2, C/2019 F1, C/2018 F4, C/2018 A6, C/2017 U7, C/2017 M4, C/2017 B3, 278P, 186P, 184P, 156P, 142P, 124P, 115P, 102P, 88P, 64P, 46P, 28P |
L79 | BOSZA Obs., 9 in MPEC 2020-P19 -- C/2020 K8, C/2019 N1, C/2019 L3, C/2019 K7, C/2018 U1, C/2017 Y2, C/2017 K2, 115P, 29P |
G20 | Brignoles Obs., 1 in MPEC 2020-P19 -- 29P |
B96 | Brixiis Obs. in Belgium, 21 in MPEC 2020-P19 -- C/2020 M5, C/2020 K8, C/2020 K3, C/2020 F3, C/2019 U6, C/2019 T3, C/2019 T2, C/2019 N1, P/2019 LD2, C/2019 K7, C/2018 U1, C/2018 N2, C/2017 T2, C/2017 K2, C/2017 B3, C/2016 Q2, 257P, 115P, 46P, 29P, 21P |
073 | Bucharest Obs. in Romania, 1 in MPEC 2020-P19 -- C/2020 F3 |
215 | Buchloe Obs. in Germany, 9 in MPEC 2020-P19 -- C/2020 N1, C/2019 U6, C/2019 T3, 2019 Q1, C/2017 B3, 215P, 46P, 29P, 21P |
Z84 | Calar Alto Schmidt in Spain, 1 in MPEC 2020-P19 -- C/2020 F3 |
W96 | Campo Catino Austral Obs. (CAO) in Chile, 4 in MPEC 2020-P19 -- C/2019 U6, 304P, 46P, 29P |
X74 | Campo dos Amarais Obs., 2 in MPEC 2020-P19 -- C/2020 N2, C/2020 J1 |
Z46 | Cardiff Obs., 1 in MPEC 2020-P19 -- C/2017 T2 |
I72 | Carpe Noctem Obs. in Spain, 10 in MPEC 2020-P19 -- C/2020 F3, C/2019 U6, C/2019 N1, C/2019 L3, C/2019 K7, C/2018 U1, C/2018 N2, C/2017 T2, C/2017 K2, 21P |
B53 | Casal Lumbroso Obs. in Italy, 1 in MPEC 2020-P19 -- 21P |
160 | Castelmartini Obs. in Italy, 19 in MPECs 2020-P16 & 2020-P19 -- C/2020 K8, C/2019 T2, C/2019 K7, 2019 AN5, C/2018 U1, C/2017 T2, C/2017 B3, 87311, 505657, 420302, 380128, 354952, 136900, 257P, 246P, 115P, 64P, 29P, 21P |
703 | Catalina Sky Survey (CSS) in Arizona, 7 in MPECs 2020-P16 & 2020-P19 -- C/2020 K8, C/2020 K3, C/2019 T2, 2019 Q1, C/2018 U1, 2001 QE34, 64P |
107 | Cavezzo Obs. in Italy, 1 in MPEC 2020-P19 -- 21P |
K51 | Celado Obs. in Italy, 1 in MPEC 2020-P19 -- P/2019 X1 |
309- | program code "-" (22) via Cerro Paranal in Chile, 2 in MPEC 2020-P19 -- C/2017 X1, C/2017 E3 |
A77 | Chante-Perdrix Obs. in France, 8 in MPEC 2020-P19 -- C/2020 K8, C/2020 F3, C/2019 U6, 249P, 64P, 46P, 29P, 21P |
970 | Chelmsford Obs. in England, 2 in MPEC 2020-P19 -- C/2020 F3, 21P |
Z83 | Chicharronian 3C Obs. in Spain, 1 in MPEC 2020-P19 -- 21P |
W761 | program code 1 via ChileScope Obs., 1 in MPEC 2020-P19 -- 2I |
J01 | Cielo Profundo Obs. in Spain, 5 in MPEC 2020-P19 -- C/2017 T2, C/2017 K2, 115P, 46P, 21P |
L59 | Compustar Obs., 4 in MPEC 2020-P19 -- C/2019 T3, C/2019 L3, 257P, 115P |
850 | Cordell-Lorenz Obs. in Tennessee, 2 in MPEC 2020-P19 -- P/2019 X1, 21P |
Z45 | Cosmos Obs., 7 in MPEC 2020-P19 -- C/2019 L3, C/2018 N2, C/2017 K2, P/2010 H2, 257P, 115P, 29P |
Z39 | Costa Teguise Obs. in the Canary Islands, 1 in MPEC 2020-P19 -- 46P |
I17 | Cupillari Obs. in Pennsylvania, 1 in MPEC 2020-P19 -- 21P |
958 | Dax Obs. in France, 1 in MPEC 2020-P19 -- C/2020 F3 |
W84& | program code "&" (15) via DECam in Chile, 16 in MPEC 2020-P19 -- P/2017 Y3, C/2017 U7, P/2017 U3, C/2017 U2, P/2017 S8, C/2017 S7, P/2017 P1, C/2017 M5, C/2017 K4, P/2017 K3, C/2017 K1, C/2017 E3, C/2017 E2, P/2017 D4, C/2017 D3, P/2008 QP20 |
K87 | Dettelbach Vineyard Obs. in Germany, 8 in MPEC 2020-P19 -- C/2020 K3, C/2019 K7, C/2018 U1, C/2017 Y2, C/2017 K2, C/2016 Q2, 257P, 21P |
G37 | Discovery Channel Telescope in Arizona, 1 in MPEC 2020-P19 -- 46P |
L05 | Dridri Obs. in Italy, 1 in MPEC 2020-P19 -- 21P |
K02 | Eastwood Obs. in England, 3 in MPEC 2020-P19 -- 64P, 46P, 21P |
N31 | Eden Obs., 2 in MPEC 2020-P16 -- 2014 LW21, 2006 HB |
K77 | EHB01 Obs., 6 in MPEC 2020-P19 -- C/2020 M5, C/2020 K7, C/2020 K1, C/2019 T2, 64P, 46P |
J36 | El Olivo Obs. in Spain, 5 in MPEC 2020-P19 -- C/2020 F3, C/2019 K7, C/2018 U1, C/2017 T2, C/2017 K2 |
J04 | ESA Optical Ground Station in the Canary Islands, 1 in MPEC 2020-P19 -- 246P |
734 | Farpoint Obs. in Kansas, 2 in MPEC 2020-P16 -- 2020 HS8, 2007 CH15 |
595 | Farra d'Isonzo Obs. in Italy, 1 in MPEC 2020-P19 -- P/2019 X1 |
F65, | program code "," (21) via Faulkes Telescope North in Hawaii, 1 in MPEC 2020-P19 -- C/2020 M5 |
F652 | Lothar Kurtze in Germany via Faulkes Telescope North in Hawaii, 1 in MPEC 2020-P19 -- 46P |
F656 | Richard Miles in England via Faulkes Telescope North in Hawaii, 1 in MPEC 2020-P19 -- 17P |
E10* | program code "*" (19) via Faulkes Telescope South in New South Wales, 1 in MPEC 2020-P19 -- 46P |
E105 | Richard Miles in England via Faulkes Telescope South in New South Wales, 1 in MPEC 2020-P19 -- 17P |
K83 | Forti Obs., 2 in MPEC 2020-P19 -- C/2017 T2, 21P |
W46 | Foxfire Village Obs., 2 in MPEC 2020-P19 -- C/2019 K7, 115P |
157 | Frasso Sabino Obs. in Italy, 3 in MPEC 2020-P19 -- C/2020 F3, 2019 T1, C/2019 O3 |
K97 | Freconrupt Obs., 1 in MPEC 2020-P19 -- 21P |
G26 | Fushan Obs. in China, 4 in MPEC 2020-P19 -- C/2019 U6, C/2017 T2, C/2017 K2, 21P |
372 | Geisei Obs. in Japan, 2 in MPEC 2020-P19 -- 62P, 21P |
244 | geocentric occultation observation, 3 in MPEC 2020-P19 -- C/2020 F3, C/2017 T2, C/2017 K2 |
K88 | GINOP-KHK in Hungary, 1 in MPEC 2020-P19 -- P/2019 X1 |
E94 | Gisborne Obs. in New Zealand, 3 in MPEC 2020-P19 -- C/2020 F5, 46P, 29P |
U55 | Golden Ears Obs., 2 in MPEC 2020-P16 -- 420302, 137108 |
K73 | Gravina Obs. in Italy, 2 in MPEC 2020-P19 -- 115P, 21P |
J95 | Great Shefford Obs. in England, 1 in MPEC 2020-P19 -- P/2019 X1 |
238 | Grorudalen Obs. in Norway, 1 in MPEC 2020-P19 -- 21P |
L63 | HOB Obs., 1 in MPEC 2020-P19 -- C/2017 K2 |
750 | Hobbs Obs. in Wisconsin, 4 in MPEC 2020-P19 -- C/2019 U6, C/2019 N1, C/2017 T2, 21P |
C43 | Hoyerswerda Obs. in Germany, 2 in MPEC 2020-P19 -- C/2020 F3, 21P |
U69" | M. Suzuki in Japan via iTelescope Obs. Auberry in northern California, 1 in MPEC 2020-P19 -- C/2020 F3 |
U69& | program code "&" (15) via iTelescope Obs. Auberry in northern California, 1 in MPEC 2020-P19 -- C/2020 K8 |
H06 | iTelescope Obs. Mayhill in New Mexico, 3 in MPEC 2020-P19 -- C/2019 T2, 249P, 21P |
H06# | M. Suzuki in Japan via iTelescope Obs. Mayhill in New Mexico, 1 in MPEC 2020-P19 -- 21P |
I894 | M. Suzuki in Japan via iTelescope Obs. Nerpio in Spain, 1 in MPEC 2020-P19 -- 21P |
I89: | program code ":" (35) via iTelescope Obs. Nerpio in Spain, 1 in MPEC 2020-P19 -- C/2020 K8 |
Q621 | Hidetaka Sato in Japan via iTelescope Obs. Siding Spring in New South Wales, 3 in MPEC 2020-P19 -- 245P, 64P, 46P |
Q623 | Rolando Ligustri in Italy via iTelescope Obs. Siding Spring in New South Wales, 1 in MPEC 2020-P19 -- 46P |
585 | Kiev Comet Station in Ukraine, 2 in MPEC 2020-P19 -- 46P, 21P |
1861 | program code 1 via Kitab Obs., 2 in MPEC 2020-P19 -- 2019 U5, 29P |
695 | Kitt Peak Natl. Obs. (KPNO) in Arizona, 3 in MPEC 2020-P19 -- C/2017 W2, C/2017 M3, P/2017 G2 |
246 | KLENOT in the Czech Republic, 1 in MPEC 2020-P19 -- P/2019 X1 |
L12 | Koksijde Obs., 1 in MPEC 2020-P19 -- 21P |
C401 | program code 1 via Kuban State Univ. Obs. in Russia, 2 in MPEC 2020-P16 -- 85275, 420302 |
D95 | Kurihara Obs. in Japan, 7 in MPEC 2020-P19 -- C/2020 K8, C/2019 T2, C/2019 L3, 88P, 87P, 28P, 21P |
212 | La Dehesilla Obs. in Spain, 2 in MPEC 2020-P19 -- C/2015 ER61, 21P |
809 | La Silla in Chile, 1 in MPEC 2020-P19 -- 46P |
J38 | La Vara Obs. in Spain, 2 in MPEC 2020-P19 -- C/2017 T2, 21P |
K91 | LCO Sutherland A in South Africa, 1 in MPEC 2020-P16 -- 2020 OL4 |
J59 | Linceo Obs. in Spain, 1 in MPEC 2020-P19 -- 115P |
D35 | Lulin Minor Bodies Tracking in Taiwan, 1 in MPEC 2020-P19 -- 46P |
130 | Lumezzane Obs. in Italy, 2 in MPEC 2020-P19 -- 2019 U5, C/2019 O3 |
K38 | M57 Obs. in Italy, 2 in MPEC 2020-P19 -- C/2020 F3, 21P |
C10 | Maisoncelles Obs. in France, 9 in MPEC 2020-P19 -- C/2020 F3, P/2019 X1, C/2019 U6, C/2019 L3, C/2017 T2, C/2017 K2, 46P, 29P, 21P |
232 | Masquefa Obs. in Spain, 5 in MPEC 2020-P19 -- C/2020 F3, C/2019 U6, C/2019 N1, C/2017 T2, C/2017 K2 |
K95 | MASTER-II Sutherland in South Africa, 1 in MPEC 2020-P16 -- 9202 |
568 | Mauna Kea in Hawaii, 8 in MPEC 2020-P19 -- C/2017 Y1, C/2017 U4, C/2017 S2, C/2017 O1, C/2017 M3, C/2017 G3, C/2017 F2, P/2005 L1 |
568_ | Marco Micheli on Mauna Kea in Hawaii, 7 in MPEC 2020-P19 -- C/2020 K4, 2020 H9, C/2020 H7, C/2020 F6, C/2019 S4, 2019 O4, C/2017 K2 |
Z50 | Mazariegos Obs., 2 in MPEC 2020-P19 -- C/2017 T2, 21P |
152 | Moletai Obs. in Lithuania, 2 in MPEC 2020-P19 -- C/2019 N1, C/2017 T2 |
213 | Montcabre Obs. in Spain, 7 in MPEC 2020-P19 -- C/2020 K3, C/2020 F3, C/2019 K7, C/2017 K2, 257P, 29P, 21P |
C653 | program code 3 via Montsec Obs. in Spain, 1 in MPEC 2020-P19 -- C/2020 F3 |
474 | Mt. John Obs. in New Zealand, 4 in MPEC 2020-P19 -- C/2020 K6, C/2020 J1, P/2020 G1, C/2020 F5 |
U83 | Mt. Laguna Obs., 1 in MPEC 2020-P19 -- P/2019 LD2 |
G96 | Mt. Lemmon Survey (MLS) in Arizona, 10 in MPEC 2020-P19 -- C/2020 K1, C/2020 H3, C/2020 F3, P/2019 X1, 2019 Q1, C/2017 K2, P/2013 O2, 376P, 312P, 241P |
675: | program code ":" (35) via Mt. Palomar in southern California, 1 in MPEC 2020-P19 -- 313P |
K74 | Muensterschwarzach Obs. in Germany, 1 in MPEC 2020-P19 -- 46P |
D81 | Nagano Obs. in Japan, 1 in MPEC 2020-P19 -- 21P |
C53 | NEOSSat in Earth orbit, 2 in MPEC 2020-P19 -- C/2020 F3, C/2019 U6 |
0895 | N.V. Maigurova via Nikolaev Obs. in Ukraine, 1 in MPEC 2020-P19 -- C/2017 T2 |
L76 | Nomad Obs., 1 in MPEC 2020-P19 -- C/2019 O3 |
C47 | Nonndorf Obs. in Austria, 2 in MPEC 2020-P19 -- C/2020 F3, 21P |
Z80 | Northolt Branch Obs. in England, 2 in MPEC 2020-P19 -- C/2020 F3, 21P |
Z37 | Northolt Branch Obs. 3 Blandford Forum, 1 in MPEC 2020-P19 -- C/2018 N2 |
G34 | Oberfrauendorf Obs. in Germany, 1 in MPEC 2020-P19 -- 21P |
583 | Odessa-Mayaki Obs. in Ukraine, 1 in MPEC 2020-P19 -- 45P |
C23 | Olmen Obs. in Belgium, 22 in MPECs 2020-P16 & 2020-P19 -- C/2020 M5, C/2020 K8, C/2020 F3, C/2019 U6, C/2019 T3, C/2019 N1, C/2019 L3, C/2019 K7, C/2018 U1, C/2018 N2, C/2017 Y2, C/2017 T2, C/2017 K2, C/2017 B3, C/2016 Q2, C/2010 U3, 85275, 257P, 215P, 115P, 29P, 21P |
B69 | Owls & Ravens Obs. in Germany, 1 in MPEC 2020-P19 -- 21P |
F51 | Pan-STARRS 1 (PS1) in Hawaii, 27 in MPECs 2020-P15, 2020-P16, 2020-P18 & 2020-P19 -- 2020 OW6, P/2020 M1, 2020 KA11, C/2020 K7, C/2020 K3, C/2020 K1, P/2019 X1, C/2019 T2, C/2019 S4, 2019 O2, C/2019 F2, 2012 MQ3, P/2011 U2, P/2011 R3, C/2010 U3, 2010 BZ4, 393P, 312P, 294P, 276P, 241P, 191P, 186P, 143P, 64P, 49P, 36P |
F52 | Pan-STARRS 2 (PS2) in Hawaii, 21 in MPECs 2020-P15, 2020-P16 & 2020-P19 -- 2020 OW6, P/2020 K9, C/2020 K7, C/2020 H8, C/2020 F2, C/2019 T2, P/2019 LD2, C/2018 U1, C/2017 K2, C/2017 B3, P/2012 SB6, 85804, 256412, 163902, 4953, 312P, 254P, 110P, 64P, 49P, 46P |
K63 | Pascoli Obs. in Italy, 2 in MPEC 2020-P19 -- P/2019 X1, C/2019 O3 |
K19 | PASTIS Obs. in France, 1 in MPEC 2020-P19 -- C/2017 T2 |
B49 | Paus Obs. in Spain, 1 in MPEC 2020-P19 -- P/2019 X1 |
323 | Perth Obs. in Western Australia, 5 in MPEC 2020-P19 -- P/2019 LD2, 246P, 88P, 46P, 29P |
Z10 | PGC, 6 in MPEC 2020-P19 -- C/2019 U6, C/2019 L3, C/2019 K7, C/2018 A6, C/2017 K2, C/2017 B3 |
V93 | Pin Oak Obs., 1 in MPEC 2020-P19 -- C/2019 K7 |
J52 | Pinsoro Obs. in Spain, 1 in MPEC 2020-P19 -- 21P |
6581 | Dave Balam via Plaskett 1.8m Telescope in British Columbia, 5 in MPEC 2020-P19 -- C/2020 H8, 2019 U5, C/2019 T2, 2019 T1, 2019 Q1 |
L18 | QOS Obs., 6 in MPEC 2020-P16 -- 2019 AN5, 500094, 480936, 442037, 380128, 137108 |
L04 | ROASTERR-1 in Romania, 1 in MPEC 2020-P19 -- 21P |
K61 | Rokycany Obs. in the Czech Republic, 1 in MPEC 2020-P19 -- P/2019 X1 |
247 | roving observer, 1 in MPEC 2020-P19 -- 21P |
L40 | Saarbruecken Rastpfuhl Obs., 1 in MPEC 2020-P19 -- C/2017 T2 |
104 | San Marcello Pistoiese Obs. in Italy, 5 in MPEC 2020-P19 -- C/2020 F3, C/2019 O3, C/2017 T2, 46P, 21P |
H36 | Sandlot Obs. in Kansas, 2 in MPEC 2020-P19 -- C/2019 T2, 178P |
B70 | Sant Celoni Obs. in Spain, 1 in MPEC 2020-P19 -- 21P |
A29 | Santa Maria a Monte Obs. in Italy, 1 in MPEC 2020-P19 -- 21P |
B74 | Santa Maria de Montmagastrell Obs. in Spain, 2 in MPEC 2020-P19 -- C/2020 F3, 21P |
C95 | SATINO-1 in France, 9 in MPECs 2020-P16 & 2020-P19 -- C/2020 F3, C/2020 F2, C/2019 U6, C/2019 T2, 2019 AN5, C/2017 B3, 312P, 257P, 254P |
204 | Schiaparelli Obs. in Italy, 4 in MPEC 2020-P19 -- C/2020 F3, P/2019 X1, 249P, 29P |
033 | Schwarzschild Obs. in Germany, 4 in MPEC 2020-P16 -- 2020 OM1, 2020 OG1, 2020 OE1, 2015 VA106 |
K14 | Sencelles Obs. in Spain, 2 in MPEC 2020-P19 -- C/2020 F3, 21P |
Q11 | Shinshiro Obs., 4 in MPEC 2020-P19 -- P/2019 X1, 64P, 46P, 21P |
510 | Siegen Obs. in Germany, 1 in MPEC 2020-P19 -- 21P |
0948 | program code 8 via Simeis Obs. in Ukraine, 1 in MPEC 2020-P19 -- 64P |
G40' | W.F. Cashwell in Nevada via Slooh.com Canary Islands Obs. in the Canary Islands, 1 in MPEC 2020-P19 -- 46P |
G402 | program code 2 via Slooh.com Canary Islands Obs. in the Canary Islands, 2 in MPEC 2020-P19 -- C/2020 F3, 21P |
G409 | B. Lutkenhoner in Germany via Slooh.com Canary Islands Obs. in the Canary Islands, 6 in MPEC 2020-P19 -- C/2019 O3, 249P, 115P, 64P, 46P, 21P |
W88! | W.F. Cashwell in Nevada via Slooh.com Chile Obs. in Chile, 1 in MPEC 2020-P19 -- 46P |
W88% | program code "%" (14) via Slooh.com Chile Obs. in Chile, 2 in MPEC 2020-P19 -- 46P, 17P |
W883 | B. Lutkenhoner in Germany via Slooh.com Chile Obs. in Chile, 1 in MPEC 2020-P19 -- 46P |
Y00 | SONEAR in Brazil, 1 in MPEC 2020-P19 -- 2P |
587 | Sormano Obs. in Italy, 1 in MPEC 2020-P19 -- P/2019 X1 |
L06 | Sormano2 Obs. in Italy, 1 in MPEC 2020-P19 -- 46P |
691 | Spacewatch 0.9m telescope in Arizona, 1 in MPEC 2020-P19 -- P/2018 P3 |
K21 | St. Saturnin les Avignon Obs. in France, 1 in MPEC 2020-P19 -- 21P |
C36 | Starry Wanderer Obs. in Belarus, 1 in MPEC 2020-P19 -- 21P |
I52 | Steward Obs. Mt. Lemmon Station in Arizona, 1 in MPEC 2020-P19 -- P/2019 X1 |
A71 | Stixendorf Obs. in Austria, 2 in MPEC 2020-P19 -- 46P, 21P |
Q23 | Sukagawa Obs., 3 in MPEC 2020-P19 -- C/2020 F3, C/2018 V1, 21P |
Q38 | Swan Hill Obs., 3 in MPEC 2020-P19 -- 64P, 46P, 2P |
461 | SZTE Asteroid Program in Hungary, 1 in MPEC 2020-P19 -- 21P |
J22 | Tacande Obs. in the Canary Islands, 2 in MPEC 2020-P19 -- 46P, 21P |
I81 | Tarbatness Obs. in Scotland, 9 in MPEC 2020-P19 -- C/2020 K8, C/2019 T3, C/2019 L3, C/2019 K7, C/2018 U1, C/2017 K2, 64P, 29P, 21P |
A98 | Taurus-1 Obs. in Belarus, 2 in MPEC 2020-P19 -- C/2019 L3, 21P |
C35 | Terrassa Obs. in Spain, 5 in MPEC 2020-P19 -- C/2020 F3, C/2019 N1, C/2018 U1, C/2017 T2, C/2017 K2 |
W33 | Transit Dreams Obs., 1 in MPEC 2020-P19 -- 21P |
T12 | UH/Tholen NEO Follow-Up 2.24m Telescope in Hawaii, 2 in MPECs 2020-P16 & 2020-P19 -- P/2019 X1, 2016 HM2 |
Z55 | Uraniborg Obs., 2 in MPEC 2020-P19 -- C/2017 T2, 21P |
H47 | Vicksburg Obs. in Mississippi, 3 in MPEC 2020-P19 -- C/2018 N1, 46P, 21P |
C90 | Vinyols Obs. in Spain, 1 in MPEC 2020-P19 -- 21P |
L01 | Visnjan Obs. in Croatia, 4 in MPECs 2020-P15 & 2020-P19 -- 2020 OW6, P/2019 X1, 46P, 21P |
Z92 | West Park Obs. in England, 2 in MPEC 2020-P19 -- C/2017 T2, 21P |
C51 | WISE in Earth polar orbit, 1 in MPEC 2020-P16 -- 106589 |
I15 | Wishing Star Obs. in Rhode Island, 2 in MPEC 2020-P19 -- C/2020 F3, 21P |
N88 | Xingming Obs. #3, 1 in MPEC 2020-P19 -- C/2020 F3 |
367 | Yatsuka Obs. in Japan, 1 in MPEC 2020-P19 -- 21P |
I41 | Zwicky Transient Facility (ZTF) in southern California, 7 in MPECs 2020-P16 & 2020-P19 -- C/2020 N1, C/2019 N1, 53435, 523585, 145656, 138847, 4055 |
For a list of all participating observatories that have Web addresses, see A/CC's Observatory Links page. |
Impact Risk Monitoring on 4 August '20
0000NNN000 Object | Risk Monitor | When Noted UTC | 0000T0000 Year Range | VI # | 000NN00 Prob Cum | T0000 PS Cum | T0000 PS Max | T S | Notes for Today's Latest Risk Assessments |
2019 BV2 | JPL Sentry | 1810 | 2116-2116 | 1 | 6.160e-09 | -8.61 | -8.61 | 0 | JPL: Computed at 07:49 Feb. 7th of 2019 Pacific time based on 44 observations spanning 25.524 days (2019-Jan-02.56738 to 2019-Jan-28.0915). Diameter approximately 0.027 km. from weighted mean H=25.46. |
2018 LF16 | JPL Sentry | 1810 | 2023-2117 | 62 | 3.32282e-08 | -4.89 | -5.45 | 0 | JPL: Computed at 07:41 July 6th of 2018 Pacific time based on 6 observations spanning 1.7801 days (2018-Jun-14.50126 to 2018-Jun-16.281395). Diameter approximately 0.213 km. from weighted mean H=21.00. |
Legend: VI# = VI count, Prob Cum = cumulative probability, PS Cum/Max = cumulative/maximum Palermo Scale, TS = Torino Scale (next 100 years)
An impact solution, also known as a "virtual impactor" (VI), is not a prediction but rather a possibility derived from a variant orbit calculation that cannot be eliminated yet based on the existing data. Elimination can come quickly with just a little further observation or may take weeks or months, sometimes years. Once superceded or eliminated, a former impact solution has zero relevance to an object's risk. See Jon Giorgini's "Understanding Risk Pages" to learn more.
Chronology on 4 August '20
Times are UTC for when items were noted or added by The Tracking News.
2331 | Grabbed MPEC 2020-P19 - Observations and Orbits of Comets and A/ Objects - see above |
1810 | Noted that JPL Sentry has updated its 2018 LF16 risk assessment - see above Noted that JPL Sentry has updated its 2019 BV2 risk assessment - see above |
1601 | Grabbed MPEC 2020-P16 - Daily Orbit Update - see above Grabbed MPEC 2020-P17 - 2015 OM35 - see above Grabbed MPEC 2020-P18 - 2020 KA11 - see above |
0400 | Grabbed MPEC 2020-P15 - 2020 OW6 - see above |