Contents  on 19 June '19

Asteroid/Comet Connection (A/CC) Resources:

The latest A/CC news is available via framed access, RSS news feed 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.

Traffic Report  on 19 June '19

Three objects reported inside ten LD

Bulletin - 1721, updated 2034 UTC:  Three new discoveries of close passers have been announced.

Earth passageI D~Size~Inside ten LDNotes
5.74 LD at 0542 UTC June 122019 LR519 m June 9 - 15MPEC
8.09 LD at 1622 UTC June 52019 LW528 m June 1 - 10MPEC
9.00 LD at 0204 UTC June 12019 LP551 m May 31 - June 2MPEC

Note: Ten times the distance to the Moon (ten LD) has no astronomical importance but is a useful boundary for reporting about transient natural objects that approach our planet's gravitational sphere of influence (SOI), which has a radius of about 2.41 LD from Earth's center.

NEOCP Activity  on 19 June '19

The MPC's NEO Confirmation Page has 49 listings

When last checked at 2358 UTC today, the Minor Planet Center's Near Earth Object discovery Confirmation Page (NEOCP) had 49 objects listed. Of these, ten were "one nighters." So far The Tracking News has counted a total of 76 listings on the NEOCP today.

To learn how observers use the NEOCP, see the Practical guide on how to observe NEOCP object at Suno Observatory by Birtwhistle et al.

New MPECs  on 19 June '19

Minor Planet Electronic Circulars

As of last check at 2358 UTC, there have been 26 MPECs posted today from the International Astronomical Union's Minor Planet Center in Cambridge, Massachusetts.


MPEC 2019-M55 - "18:22 UT" - 2019 LH6


MPEC 2019-M54 - "18:20 UT" - 2019 LC6


MPEC 2019-M53 - "18:14 UT" - 2019 LU5


MPEC 2019-M52 - "18:10 UT" - 2019 LS5


MPEC 2019-M51 - "18:07 UT" - 2019 LR5


MPEC 2019-M50 - "17:58 UT" - 2019 LO5


MPEC 2019-M49 - "17:56 UT" - 2019 LN5


MPEC 2019-M48 - "17:54 UT" - 2019 LM5


MPEC 2019-M47 - "17:46 UT" - 2019 LK6


MPEC 2019-M46 - "17:44 UT" - 2019 LG6


MPEC 2019-M45 - "17:38 UT" - 2019 LF6


MPEC 2019-M44 - "17:36 UT" - 2019 LE6


MPEC 2019-M43 - "17:32 UT" - 2019 LD6


MPEC 2019-M42 - "17:28 UT" - 2019 LB6


MPEC 2019-M41 - "17:25 UT" - 2019 LA6


MPEC 2019-M40 - "17:23 UT" - 2019 LZ5


MPEC 2019-M39 - "17:19 UT" - 2019 LY5


MPEC 2019-M38 - "17:14 UT" - 2019 LX5


MPEC 2019-M37 - "17:10 UT" - 2019 LW5


MPEC 2019-M36 - "17:05 UT" - 2019 LV5


MPEC 2019-M35 - "17:01 UT" - 2019 LT5


MPEC 2019-M34 - "16:56 UT" - 2019 LP5


MPEC 2019-M33 - "16:51 UT" - 2019 LL5


MPEC 2019-M32 - "16:16 UT" - 2002 MY


<< DOU on 19 June '19 >>  MPEC 2019-M31 - "12:01 UT" - Daily Orbit Update


MPEC 2019-M30 - "01:46 UT" - 2015 MY90 = 2015 RR86

Observers  on 19 June '19

A total of 48 observers appear in today's MPECs.

CodeObserver / observatory
E23Arcadia Obs. in New South Wales, 4 in MPECs 2019-M37, 2019-M42, 2019-M49 & 2019-M52 -- 2019 LW5, 2019 LS5, 2019 LN5, 2019 LB6
H21Astronomical Research Obs. Westfield in Illinois, 13 in MPECs 2019-M32, 2019-M36, 2019-M37, 2019-M38, 2019-M39, 2019-M40, 2019-M42, 2019-M44, 2019-M46, 2019-M49, 2019-M51, 2019-M52 & 2019-M53 -- 2019 LZ5, 2019 LY5, 2019 LX5, 2019 LW5, 2019 LV5, 2019 LU5, 2019 LS5, 2019 LR5, 2019 LN5, 2019 LG6, 2019 LE6, 2019 LB6, 2002 MY
T05ATLAS Haleakala in Hawaii, 2 in MPECs 2019-M42 & 2019-M44 -- 2019 LE6, 2019 LB6
T08ATLAS Mauna Loa in Hawaii, 2 in MPECs 2019-M31 & 2019-M37 -- 2019 LW5, 5604
C77Bernezzo Obs. in Italy, 1 in MPEC 2019-M52 -- 2019 LS5
Z84Calar Alto Schmidt in Spain, 7 in MPECs 2019-M37, 2019-M46, 2019-M49, 2019-M50, 2019-M52, 2019-M53 & 2019-M54 -- 2019 LW5, 2019 LU5, 2019 LS5, 2019 LO5, 2019 LN5, 2019 LG6, 2019 LC6
160Castelmartini Obs. in Italy, 3 in MPECs 2019-M37, 2019-M52 & 2019-M53 -- 2019 LW5, 2019 LU5, 2019 LS5
703Catalina Sky Survey (CSS) in Arizona, 4 in MPECs 2019-M30, 2019-M44, 2019-M52 & 2019-M53 -- 2019 LU5, 2019 LS5, 2019 LE6, 2015 MY90
807|Robert Holmes in Illinois via Cerro Tololo Inter-American Obs. (CTIO) in Chile, 4 in MPECs 2019-M34, 2019-M40, 2019-M41 & 2019-M54 -- 2019 LZ5, 2019 LP5, 2019 LC6, 2019 LA6
958Dax Obs. in France, 1 in MPEC 2019-M53 -- 2019 LU5
K87Dettelbach Vineyard Obs. in Germany, 3 in MPECs 2019-M42, 2019-M52 & 2019-M53 -- 2019 LU5, 2019 LS5, 2019 LB6
L29Drebach-South Obs., 2 in MPECs 2019-M52 & 2019-M53 -- 2019 LU5, 2019 LS5
I19El Gato Gris Obs. in Argentina, 1 in MPEC 2019-M52 -- 2019 LS5
J04ESA Optical Ground Station (ESA OGS) in the Canary Islands, 8 in MPECs 2019-M30, 2019-M33, 2019-M35, 2019-M48, 2019-M49, 2019-M50, 2019-M52 & 2019-M53 -- 2019 LU5, 2019 LT5, 2019 LS5, 2019 LO5, 2019 LN5, 2019 LM5, 2019 LL5, 2015 MY90
734Farpoint Obs. in Kansas, 3 in MPECs 2019-M32, 2019-M49 & 2019-M54 -- 2019 LN5, 2019 LC6, 2002 MY
595Farra d'Isonzo Obs. in Italy, 3 in MPECs 2019-M42, 2019-M52 & 2019-M53 -- 2019 LU5, 2019 LS5, 2019 LB6
157Frasso Sabino Obs. in Italy, 1 in MPEC 2019-M42 -- 2019 LB6
L34Galhassin Robotic Telescope, 2 in MPECs 2019-M52 & 2019-M53 -- 2019 LU5, 2019 LS5
X31Galilei Obs., 1 in MPEC 2019-M52 -- 2019 LS5
K88GINOP-KHK in Hungary, 8 in MPECs 2019-M37, 2019-M42, 2019-M45, 2019-M46, 2019-M51, 2019-M52, 2019-M53 & 2019-M55 -- 2019 LW5, 2019 LU5, 2019 LS5, 2019 LR5, 2019 LH6, 2019 LG6, 2019 LF6, 2019 LB6
J95Great Shefford Obs. in England, 2 in MPECs 2019-M42 & 2019-M47 -- 2019 LK6, 2019 LB6
A17Guidestar Obs. in Germany, 4 in MPECs 2019-M37, 2019-M42, 2019-M46 & 2019-M52 -- 2019 LW5, 2019 LS5, 2019 LG6, 2019 LB6
H06|Hidetaka Sato in Japan via iTelescope Obs. Mayhill in New Mexico, 1 in MPEC 2019-M45 -- 2019 LF6
I89'Steven M. Tilley in Louisiana via iTelescope Obs. Nerpio in Spain, 1 in MPEC 2019-M42 -- 2019 LB6
695^Spacewatch via Kitt Peak Natl. Obs. (KPNO) in Arizona, 2 in MPECs 2019-M34 & 2019-M39 -- 2019 LY5, 2019 LP5
246KLENOT in the Czech Republic, 2 in MPECs 2019-M52 & 2019-M53 -- 2019 LU5, 2019 LS5
711McDonald Obs. in Texas, 3 in MPECs 2019-M50, 2019-M52 & 2019-M53 -- 2019 LU5, 2019 LS5, 2019 LO5
108Montelupo Obs. in Italy, 1 in MPEC 2019-M52 -- 2019 LS5
V01Mountainville Obs. in Utah, 5 in MPECs 2019-M42, 2019-M45, 2019-M46, 2019-M51 & 2019-M55 -- 2019 LR5, 2019 LH6, 2019 LG6, 2019 LF6, 2019 LB6
474Mt. John Obs. in New Zealand, 1 in MPEC 2019-M35 -- 2019 LT5
G96Mt. Lemmon Survey (MLS) in Arizona, 18 in MPECs 2019-M30, 2019-M31, 2019-M36, 2019-M43, 2019-M44, 2019-M47, 2019-M48, 2019-M50 & 2019-M54 -- 2019 LV5, 2019 LU, 2019 LO5, 2019 LM5, 2019 LK6, 2019 LE6, 2019 LD6, 2019 LC6, 2019 JP2, 2015 MY90, 2000 GV127, 68950, 68347, 530531, 524471, 491567, 159454, 3103
L02NOAK Obs., 2 in MPECs 2019-M52 & 2019-M53 -- 2019 LU5, 2019 LS5
Z80Northolt Branch Obs. in England, 3 in MPECs 2019-M42, 2019-M52 & 2019-M53 -- 2019 LU5, 2019 LS5, 2019 LB6
F51Pan-STARRS 1 (PS1) in Hawaii, 13 in MPECs 2019-M30, 2019-M32, 2019-M34, 2019-M35, 2019-M38, 2019-M39, 2019-M40, 2019-M41, 2019-M44, 2019-M51, 2019-M53, 2019-M54 & 2019-M55 -- 2019 LZ5, 2019 LY5, 2019 LX5, 2019 LU5, 2019 LT5, 2019 LR5, 2019 LP5, 2019 LH6, 2019 LE6, 2019 LC6, 2019 LA6, 2015 MY90, 2002 MY
F52Pan-STARRS 2 (PS2) in Hawaii, 8 in MPECs 2019-M36, 2019-M39, 2019-M40, 2019-M44, 2019-M46, 2019-M51, 2019-M52 & 2019-M53 -- 2019 LZ5, 2019 LY5, 2019 LV5, 2019 LU5, 2019 LS5, 2019 LR5, 2019 LG6, 2019 LE6
K63Pascoli Obs. in Italy, 2 in MPECs 2019-M31 & 2019-M52 -- 2019 LS5, 2019 GD3
6581Dave Balam via Plaskett 1.8m Telescope in British Columbia, 1 in MPEC 2019-M46 -- 2019 LG6
D29Purple Mtn. Obs. Xuyi Station in China, 1 in MPEC 2019-M30 -- 2015 MY90
K61Rokycany Obs. in the Czech Republic, 2 in MPECs 2019-M52 & 2019-M53 -- 2019 LU5, 2019 LS5
104San Marcello Pistoiese Obs. in Italy, 7 in MPECs 2019-M37, 2019-M45, 2019-M49, 2019-M51, 2019-M52, 2019-M53 & 2019-M54 -- 2019 LW5, 2019 LU5, 2019 LS5, 2019 LR5, 2019 LN5, 2019 LF6, 2019 LC6
C95SATINO-1 in France, 3 in MPECs 2019-M37, 2019-M52 & 2019-M53 -- 2019 LW5, 2019 LU5, 2019 LS5
204Schiaparelli Obs. in Italy, 3 in MPECs 2019-M37, 2019-M42 & 2019-M45 -- 2019 LW5, 2019 LF6, 2019 LB6
691Spacewatch 0.9m telescope in Arizona, 1 in MPEC 2019-M34 -- 2019 LP5
291Spacewatch 1.8m telescope in Arizona, 1 in MPEC 2019-M41 -- 2019 LA6
I93St. Pardon de Conques Obs. in France, 2 in MPECs 2019-M52 & 2019-M53 -- 2019 LU5, 2019 LS5
I52Steward Obs. Mt. Lemmon Station in Arizona, 16 in MPECs 2019-M32, 2019-M34, 2019-M35, 2019-M36, 2019-M37, 2019-M40, 2019-M42, 2019-M43, 2019-M44, 2019-M46, 2019-M47, 2019-M48, 2019-M50, 2019-M52, 2019-M53 & 2019-M54 -- 2019 LZ5, 2019 LW5, 2019 LV5, 2019 LU5, 2019 LT5, 2019 LS5, 2019 LP5, 2019 LO5, 2019 LM5, 2019 LK6, 2019 LG6, 2019 LE6, 2019 LD6, 2019 LC6, 2019 LB6, 2002 MY
L01Visnjan Obs., 15 in MPECs 2019-M32, 2019-M34, 2019-M37, 2019-M38, 2019-M40, 2019-M42, 2019-M44, 2019-M46, 2019-M49, 2019-M50, 2019-M51, 2019-M52, 2019-M53, 2019-M54 & 2019-M55 -- 2019 LZ5, 2019 LX5, 2019 LW5, 2019 LU5, 2019 LS5, 2019 LR5, 2019 LP5, 2019 LO5, 2019 LN5, 2019 LH6, 2019 LG6, 2019 LE6, 2019 LC6, 2019 LB6, 2002 MY
I41Zwicky Transient Facility (ZTF) in southern California, 4 in MPECs 2019-M33, 2019-M45, 2019-M49 & 2019-M51 -- 2019 LR5, 2019 LN5, 2019 LL5, 2019 LF6
For a list of all participating observatories that have Web addresses, see A/CC's Observatory Links page.

Impact Risk Monitoring  on 19 June '19

At last check (NEODyS at 2358 UTC) there was no risk monitoring news to report yet today. Visit the CRT to view activity in the last four weeks and our ephemerides page for a complete list of risk-rated objects under current observation or having recent news.

Chronology  on 19 June '19

Times are UTC for when items were noted or added by The Tracking News.

2026Grabbed MPEC 2019-M38 - 2019 LX5 - see above
Grabbed MPEC 2019-M39 - 2019 LY5 - see above
Grabbed MPEC 2019-M40 - 2019 LZ5 - see above
Grabbed MPEC 2019-M41 - 2019 LA6 - see above
Grabbed MPEC 2019-M42 - 2019 LB6 - see above
Grabbed MPEC 2019-M43 - 2019 LD6 - see above
Grabbed MPEC 2019-M44 - 2019 LE6 - see above
Grabbed MPEC 2019-M45 - 2019 LF6 - see above
Grabbed MPEC 2019-M46 - 2019 LG6 - see above
Grabbed MPEC 2019-M47 - 2019 LK6 - see above
Grabbed MPEC 2019-M48 - 2019 LM5 - see above
Grabbed MPEC 2019-M49 - 2019 LN5 - see above
Grabbed MPEC 2019-M50 - 2019 LO5 - see above
Grabbed MPEC 2019-M51 - 2019 LR5 - see above
Grabbed MPEC 2019-M52 - 2019 LS5 - see above
Grabbed MPEC 2019-M53 - 2019 LU5 - see above
Grabbed MPEC 2019-M54 - 2019 LC6 - see above
Grabbed MPEC 2019-M55 - 2019 LH6 - see above
1721Generated Traffic Report
1717Grabbed MPEC 2019-M33 - 2019 LL5 - see above
Grabbed MPEC 2019-M34 - 2019 LP5 - see above
Grabbed MPEC 2019-M35 - 2019 LT5 - see above
Grabbed MPEC 2019-M36 - 2019 LV5 - see above
Grabbed MPEC 2019-M37 - 2019 LW5 - see above
1642Grabbed MPEC 2019-M32 - 2002 MY - see above
1430Grabbed MPEC 2019-M31 - Daily Orbit Update - see above
0238Grabbed MPEC 2019-M30 - 2015 MY90 = 2015 RR86 - see above