Earth's Busy Neighborhood
ACC's Small Object Report for 23-29 October 2006
A semi-automated report compiled on 29 October 2006 at 2359 UTC
There were 25 small asteroids reported in the last 168 hours, during which six were newly discovered.
Currently 1,146 NEAs are listed with H>22.0 by JPL and/or the MPC (960 are listed as such by both).
[ news | objects by size | object index alpha/cross-ref | 48 Hours | viewing | weekly ]
Editor's note: As asteroids go, "small" is defined as having an
absolute magnitude (brightness) calculated at greater than H=22.0, which
converts very roughly to a diameter under 135 meters.
No matter how close they come to the Earth, the astronomical community
does not classify such objects as "potentially hazardous." However, as
demonstrated by the mile wide (1.6 km.) Barringer Crater in Arizona, blasted
out by a "small" asteroid some 50,000 years ago, there are asteroids too small
to be labeled "potentially hazardous" that actually could cause severe local
damage. These are sometimes called "Tunguska-class objects" (TCOs), after the
1908 event probably caused by a comet fragment or asteroid too small to be
classified today as hazardous but packing enough wallop to flatten a Siberian
forest area the size of a large city.
NEODyS in December 2005 changed its main Risk page to classify "Objects too
small to result in heavy damage on the ground" as having "absolute
magnitude > 25," which corresponds to perhaps 35 meters wide.
And JPL two months earlier started flagging (with a blue background) risk-listed
objects of "Estimated diameter 50 meters or less" as "not likely to
cause significant damage in the event of an impact, although impact damage
does depend heavily upon the specific (and usually unknown) physical
properties of the object in question."
Small asteroids that come close enough to Earth to be seen have significant
potential for scientific study today, and for exploration and
exploitation in the future. They present a sampling of distant asteroid
populations and a few may be remnants of the event that created the
Earth-Moon system.
Some of these objects are discovered while close to Earth moving across the sky
quite quickly, when they are called "FMOs" or "VFMOs" (very fast moving objects).
The discovery and follow-up tracking of asteroids with H>22.0 represents
some of the most difficult and very best observing work being done today by
amateur and professional astronomers around the world, and the page you are
reading is dedicated to recognizing their ongoing successes.
Small Object News (newest items first) [ object listings |
index |
48 Hours |
viewing |
weekly |
top ]
- Week in Review: This week 2006 TU7 was newly classified as "small," so observations going back to October 12th are included for this object to bring it up to date here.
This week the third object of the year has been classified as a near-Earth comet. C/2006 U1 (LINEAR)'s discovery was announced in MPEC 2006-U66 on October 28th and JPL reports that it can come within 0.052083 AU (20.3 lunar distances) on some other time around the Sun.
- Oct. 29 #2, updated: On Sunday the discoveries of three more small asteroids have been announced (see another immediately below), including intruder 2006 UJ185, which will pass Earth tomorrow at 0.7 lunar distance and go right out of view. It and the other two discoveries are all from the Mt. Lemmon Survey (MLS) in Arizona, which first picked up 2006 UJ185 and 2006 UH185 yesterday morning and 2006 UE185 two mornings ago. Jim Young at Table Mountain Observatory in southern California and the MLS itself were in on confirming all three objects. Farpoint Observatory in Kansas helped confirm 2006 UE185 and 2006 UJ185, which was also confirmed with the Spacewatch 1.8m telescope in Arizona. And the intruder was also confirmed by Farra d'Isonzo, Pla D'Arguines, and Sabino Canyon observatories in Italy, Spain, and Arizona, and by the Catalina Sky Survey in Arizona, Hibiscus Observatory in Tahiti, and Robert Hutsebaut in Belgium observing remotely from New Mexico. Update: 2006 UJ185 has been listed as a very low-rated impact risk.
The Sunday Daily Orbit Update (DOU) MPEC 2006-U68 reports observations of three small asteroids. Desert Moon Observatory added about nine days to what had been a thirty-day observing arc for 2006 SR19. Great Shefford Observatory in England extended 2006 UU17's former five-day arc by about two days. And 2006 UC185's discovery arc was extended overnight by observations from Masquefa Observatory in Spain, CEAMIG-REA in Brazil, and Remanzacco, Desert Moon, and Farpoint observatories in Italy, New Mexico, and Kansas.
- Oct. 29 #1: Discovery of small asteroid 2006 UC185 has been announced very early UT on Sunday. It was first noticed by the Catalina Sky Survey in Arizona Saturday morning after having passed Earth at about 6.3 lunar distances late Monday. Confirmation on the night of the 28th came from Andrushivka Observatory in the Ukraine, La Canada and Pla D'Arguines observatories in Spain, and Farra d'Isonzo Observatory in Italy.
- Oct. 28: Saturday DOU MPEC 2006-U65 reports observations of five small asteroids. David Tholen's team on Mauna Kea added four days to the one-day discovery arc of risk-listed 2006 UU17, which is newly calculated to go out of view today for most NEO observers. Jornada Observatory in New Mexico this morning UT added about ten days to what had been a twenty-day observing arc for 2006 SB142 and tacked about thirteen days onto 2006 SP198's former nineteen-day arc. And 2006 UN and 2006 UP's observing arcs were both brought up to eleven days by Guidestar Observatory in Germany, adding about four days for 2006 UN. and by Desert Moon Observatory in New Mexico, adding about six day for 2006 UP.
- Oct. 27: DOU MPEC 2006-U64 on Friday reports observations of five small asteroids. Great Shefford Observatory in England doubled the observing arc for risk-listed 2006 UC64 to about four days and kept after 2006 UE64, which goes out of view for most NEO observers today. KLENOT in the Czech Republic tracked 2006 UE and Desert Moon Observatory reported 2006 UF from New Mexico.
- Oct. 26: On Thursday DOU MPEC 2006-U60 reports observations of five small asteroids --
2006 UE,
departing intruder 2006 UE64,
2006 UF,
2006 UT17, and
2006 UY16.
- Oct. 25: Wednesday DOU MPEC 2006-U57 reports observations of seven small asteroids --
2006 TO,
2006 UB17,
risk-listed 2006 UC64,
2006 UF,
2006 UJ,
2006 UN, and
2006 UY16.
- Oct. 24 #2, updated: Discovery of two small asteroids have been announced -- 2006 UE64, which JPL initially reports flew past Earth at one-half lunar distance very early on October 21st UT, and 2006 UC64, which has been listed as an impact risk. Both are calculated to go out of view in the next week.
- Oct. 24 #1: On Tuesday the DOU MPEC 2006-U50 reports observations of seven small asteroids --
2006 TD,
2006 TJ7,
2006 TU7 (newly classified today as small),
2006 UA17,
2006 UE,
2006 UN, and
2006 UX1.
- Oct. 23: Monday's DOU MPEC 2006-U44 reports observations of two small asteroids --
2006 UA17 and
2006 UL.
- See news from the week of 16 to 22 October and from previous weeks, and you also can look up individual small asteroids.
Object Listings -- smallest objects first [ Alpha Index | 48 Hours | top ]
2006 UE64 (K06U64E) [ JPL Orbit Viewer | NEODyS object home | news | viewing | index | top ]
Size estimate: 9 meters per JPL H=27.98, MPC H=28.0
JPL classifies 2006 UE64 as an Apollo and calculates an Earth MOID of 0.000408 AU (0.16 LD),
and reports this object passed Earth at 0.4 lunar distances (LD) on 21 Oct. 2006 at 0240 UT.
Observations are reported from the following observatories in MPECs 2006-U55, 2006-U60,
and 2006-U64:
Catalina Sky Survey (CSS) [703]
2006-10-23 0617-0655, 4 pos. in MPEC 2006-U55, prediscovery
2006-10-23 0818-0834, 3 pos. in MPEC 2006-U55, discovery (*)
Farpoint Obs. [734]
2006-10-24 0514-0537, 3 pos. in MPEC 2006-U55, confirmation
Great Shefford Obs. [J95]
2006-10-24 1830-1917, 4 pos. in MPEC 2006-U60, follow-up
2006-10-26 1911-1952, 2 pos. in MPEC 2006-U64, follow-up
2006 UJ185 (K06UI5J) [ JPL Orbit Viewer | NEODyS object home | news | viewing | index | top ]
Size estimate: 9 meters per MPC H=27.9
This object has been listed as an impact risk since today (29 Oct.).
JPL reports this object will pass Earth at 0.7 LD on 30 Oct. 2006 at 1643 UT.
The MPC reports this object has an Earth MOID of 0.0005 AU (0.2 LD)
Observations are reported from the following observatories in MPEC 2006-U73:
Mt. Lemmon Survey (MLS) [G96]
2006-10-28 0657-0739, 4 pos. in MPEC 2006-U73, discovery (*)
2006-10-28 0901-0920, 4 pos. in MPEC 2006-U73, confirmation
2006-10-29 0504-0522, 4 pos. in MPEC 2006-U73, confirmation
Farra d'Isonzo Obs. [595]
2006-10-29 0004-0011, 2 pos. in MPEC 2006-U73, confirmation
Pla D'Arguines Obs. [941]
2006-10-29 0202-0208, 4 pos. in MPEC 2006-U73, confirmation
Sabino Canyon Obs. [854]
2006-10-29 0236-0246, 3 pos. in MPEC 2006-U73, confirmation
Farpoint Obs. [734]
2006-10-29 0356-0405, 5 pos. in MPEC 2006-U73, confirmation
Table Mountain Obs. [673{5}] coded to Jim Young
2006-10-29 0411-0505, 6 pos. in MPEC 2006-U73, confirmation
Catalina Sky Survey (CSS) [703]
2006-10-29 0632-0634, 3 pos. in MPEC 2006-U73, confirmation
Hibiscus Obs. [F84]
2006-10-29 0739-0758, 2 pos. in MPEC 2006-U73, confirmation
RAS Obs. [H06{2}] coded to Robert Hutsebaut
2006-10-29 1026-1039, 2 pos. in MPEC 2006-U73, confirmation
2006 UU17 (K06U17U) [ JPL Orbit Viewer | NEODyS object home | news | viewing | index | top ]
Size estimate: 18 meters per JPL H=26.42, MPC H=26.6
This object has been listed as an impact risk since 21 Oct. 2006.
JPL classifies 2006 UU17 as an Apollo and calculates an Earth MOID of 0.005843 AU (2.27 LD),
and reports this object passed Earth at 2.3 LD on 16 Oct. 2006 at 1339 UT.
Observations are reported from the following observatories in MPECs 2006-U65 and 2006-U68:
Mauna Kea [568{2}] coded to David Tholen et al.
2006-10-25 1111-1122, 3 pos. in MPEC 2006-U65, follow-up
Great Shefford Obs. [J95]
2006-10-27 0236-0348, 2 pos. in MPEC 2006-U68, follow-up (F)
See also information from the week ending 22 Oct. 2006.
2006 UB17 (K06U17B) [ JPL Orbit Viewer | NEODyS object home | news | viewing | index | top ]
Size estimate: 19 meters per JPL H=26.20, MPC H=26.2
JPL classifies 2006 UB17 as an Amor and calculates an Earth MOID of 0.027840 AU (10.83 LD),
and reports this object passed Earth at 14.0 LD on 1 Sept. 2006.
Observations are reported from the following observatories in MPEC 2006-U57:
Spacewatch 0.9m telescope [691]
2006-10-21 0956-1046, 3 pos. in MPEC 2006-U57, follow-up (H)
See also information from the week ending 22 Oct. 2006.
2006 UL (K06U00L) [ JPL Orbit Viewer | NEODyS object home | news | viewing | index | top ]
Size estimate: 20 meters per JPL H=26.11, MPC H=26.1
JPL classifies 2006 UL as an Amor and calculates an Earth MOID of 0.032101 AU (12.49 LD),
and reports this object passed Earth at 12.8 LD on 13 Oct. 2006.
Observations are reported from the following observatories in MPEC 2006-U44:
Jornada Obs. [715]
2006-10-22 0458-0516, 3 pos. in MPEC 2006-U44, follow-up
Mt. John Obs. [474]
2006-10-22 1409-1432, 5 pos. in MPEC 2006-U44, follow-up (M)
See also information from the week ending 22 Oct. 2006.
2006 UN (K06U00N) [ JPL Orbit Viewer | NEODyS object home | news | viewing | index | top ]
Size estimate: 27 meters per JPL H=25.49, MPC H=25.5
JPL classifies 2006 UN as an Amor and calculates an Earth MOID of 0.043066 AU (16.76 LD),
and reports this object passed Earth at 17.0 LD on 22 Oct. 2006.
Lowell Observatory reports 2006 UN has an MOID of 0.03872 AU (15.07 LD) with Mars.
Observations are reported from the following observatories in MPECs 2006-U50, 2006-U57,
and 2006-U65:
Petit Jean Mountain South Obs. [H45]
2006-10-23 0824-0834, 4 pos. in MPEC 2006-U50, follow-up
2006-10-24 0754-0805, 3 pos. in MPEC 2006-U57, follow-up
Herrenberg Obs. [240]
2006-10-26 2135-2143, 3 pos. in MPEC 2006-U65, follow-up
Guidestar Obs. [A17]
2006-10-27 2107-2150, 3 pos. in MPEC 2006-U65, follow-up
See also information from the week ending 22 Oct. 2006.
2006 UH185 (K06UI5H) [ JPL Orbit Viewer | NEODyS object home | news | viewing | index | top ]
Size estimate: 32 meters per MPC H=25.1
JPL reports this object will pass Earth at 28.1 LD on 2 Nov. 2006.
The MPC reports this object has an Earth MOID of 0.0705 AU (27.4 LD)
Observations are reported from the following observatories in MPEC 2006-U72:
Mt. Lemmon Survey (MLS) [G96]
2006-10-28 0603-0644, 4 pos. in MPEC 2006-U72, discovery (*)
2006-10-28 0906-0925, 4 pos. in MPEC 2006-U72, confirmation
2006-10-29 0507-0518, 3 pos. in MPEC 2006-U72, confirmation
2006-10-29 0825-0836, 4 pos. in MPEC 2006-U72, confirmation
Table Mountain Obs. [673{5}] coded to Jim Young
2006-10-29 0521-0604, 4 pos. in MPEC 2006-U72, confirmation
2006 UC64 (K06U64C) [ JPL Orbit Viewer | NEODyS object home | news | viewing | index | top ]
Size estimate: 34 meters per JPL H=25.02, MPC H=25.0
This object has been listed as an impact risk since 24 Oct. 2006.
JPL classifies 2006 UC64 as an Apollo and calculates an Earth MOID of 0.003007 AU (1.17 LD),
and reports this object passes Earth at 14.8 LD on 29 Oct. 2006.
Lowell Observatory reports 2006 UC64 has an MOID of 0.03794 AU (14.76 LD) with Venus.
Observations are reported from the following observatories in MPECs 2006-U53, 2006-U57,
and 2006-U64:
Mt. Lemmon Survey (MLS) [G96]
2006-10-23 0512-0547, 4 pos. in MPEC 2006-U53, discovery (*)
2006-10-23 0754-0835, 4 pos. in MPEC 2006-U53, confirmation
Powell Obs. [649]
2006-10-24 0211-0340, 7 pos. in MPEC 2006-U53, confirmation
Farpoint Obs. [734]
2006-10-24 0233-0302, 5 pos. in MPEC 2006-U53, confirmation
Great Shefford Obs. [J95]
2006-10-24 2007-2034, 3 pos. in MPEC 2006-U57, follow-up
2006-10-26 2103-2122, 3 pos. in MPEC 2006-U64, follow-up
2006 UY16 (K06U16Y) [ JPL Orbit Viewer | NEODyS object home | news | viewing | index | top ]
Size estimate: 42 meters per JPL H=24.52, MPC H=24.5
JPL classifies 2006 UY16 as an Amor and calculates an Earth MOID of 0.028840 AU (11.22 LD),
and reports this object passed Earth at 30.2 LD on 16 Oct. 2006.
Lowell Observatory reports 2006 UY16 has an MOID of 0.04334 AU (16.86 LD) with Mars.
Observations are reported from the following observatories in MPECs 2006-U57 and 2006-U60:
Jornada Obs. [715]
2006-10-23 0201-0229, 5 pos. in MPECs 2006-U57 -U60, follow-up
Mt. John Obs. [474]
2006-10-24 1204-1221, 8 pos. in MPEC 2006-U57, follow-up
2006-10-25 1121-1133, 4 pos. in MPEC 2006-U60, follow-up
See also information from the week ending 22 Oct. 2006.
2006 UE185 (K06UI5E) [ JPL Orbit Viewer | NEODyS object home | news | viewing | index | top ]
Size estimate: 45 meters per MPC H=24.4
The MPC reports this object has an Earth MOID of 0.1760 AU (68.5 LD)
Observations are reported from the following observatories in MPEC 2006-U70:
Mt. Lemmon Survey (MLS) [G96]
2006-10-27 0730-0805, 3 pos. in MPEC 2006-U70, prediscovery
2006-10-27 0925-1013, 4 pos. in MPEC 2006-U70, discovery (*)
2006-10-28 0614-0654, 3 pos. in MPEC 2006-U70, confirmation
2006-10-29 0527-0548, 3 pos. in MPEC 2006-U70, confirmation
Spacewatch 1.8m telescope [291]
2006-10-28 0458-0511, 3 pos. in MPEC 2006-U70, confirmation
Farpoint Obs. [734]
2006-10-28 0645-0740, 3 pos. in MPEC 2006-U70, confirmation
2006-10-29 0415-0440, 3 pos. in MPEC 2006-U70, confirmation
Table Mountain Obs. [673{5}] coded to Jim Young
2006-10-29 0619-0653, 4 pos. in MPEC 2006-U70, confirmation
2006 UT17 (K06U17T) [ JPL Orbit Viewer | NEODyS object home | news | viewing | index | top ]
Size estimate: 49 meters per JPL H=24.18, MPC H=24.2
This object was listed from 21 until 22 Oct. 2006 as an impact risk.
JPL classifies 2006 UT17 as an Amor and calculates an Earth MOID of 0.092554 AU (36.01 LD).
Lowell Observatory reports 2006 UT17 has an MOID of 0.01234 AU (4.8 LD) with Mars.
Observations are reported from the following observatories in MPEC 2006-U60:
Linz Obs. [540]
2006-10-25 2039-2104, 2 pos. in MPEC 2006-U60, follow-up (F)
See also information from the week ending 22 Oct. 2006.
2006 TJ7 (K06T07J) [ JPL Orbit Viewer | NEODyS object home | news | viewing | index | top ]
Size estimate: 50 meters per JPL H=24.16, MPC H=24.2
JPL classifies 2006 TJ7 as an Amor and calculates an Earth MOID of 0.037781 AU (14.70 LD),
and reports this object passed Earth at 16.7 LD on 12 Oct. 2006.
Observations are reported from the following observatories in MPEC 2006-U50:
Siding Spring Survey (SSS) [E12]
2006-10-23 1514-1535, 2 pos. in MPEC 2006-U50, follow-up
See also information from the week ending 22 Oct. 2006.
2006 UJ (K06U00J) [ JPL Orbit Viewer | NEODyS object home | news | viewing | index | top ]
Size estimate: 56 meters per JPL H=23.89, MPC H=23.9
JPL classifies 2006 UJ as an Amor and calculates an Earth MOID of 0.132150 AU (51.42 LD).
Observations are reported from the following observatories in MPEC 2006-U57:
Spacewatch 0.9m telescope [691]
2006-10-22 0726-0816, 3 pos. in MPEC 2006-U57, follow-up (tH)
See also information from the week ending 22 Oct. 2006.
2006 UA17 (K06U17A) [ JPL Orbit Viewer | NEODyS object home | news | viewing | index | top ]
Size estimate: 58 meters per JPL H=23.83, MPC H=23.8
JPL classifies 2006 UA17 as an Apollo and calculates an Earth MOID of 0.100769 AU (39.21 LD).
Observations are reported from the following observatories in MPECs 2006-U44 and 2006-U50:
Mt. John Obs. [474]
2006-10-22 1323-1332, 4 pos. in MPEC 2006-U44, follow-up
Jornada Obs. [715]
2006-10-23 0303-0317, 2 pos. in MPEC 2006-U50, follow-up
See also information from the week ending 22 Oct. 2006.
2006 UC185 (K06UI5C) [ JPL Orbit Viewer | NEODyS object home | news | viewing | index | top ]
Size estimate: 74 meters per JPL H=23.30, MPC H=23.3
JPL classifies 2006 UC185 as an Apollo and calculates an Earth MOID of 0.011990 AU (4.67 LD),
and reports this object passed Earth at 6.3 LD on 23 Oct. 2006 at about 2207 UT.
Observations are reported from the following observatories in MPECs 2006-U67 and 2006-U68:
Catalina Sky Survey (CSS) [703]
2006-10-28 0530-0558, 4 pos. in MPEC 2006-U67, discovery (*)
2006-10-28 0723-0724, 2 pos. in MPEC 2006-U67, confirmation
2006-10-28 0932-0934, 4 pos. in MPEC 2006-U67, confirmation
Andrushivka Obs. [A50]
2006-10-28 1648-1653, 5 pos. in MPEC 2006-U67, confirmation
La Canada Obs. [J87]
2006-10-28 2117-2119, 3 pos. in MPEC 2006-U67, confirmation
Farra d'Isonzo Obs. [595]
2006-10-28 2228-2245, 4 pos. in MPEC 2006-U67, confirmation
Pla D'Arguines Obs. [941]
2006-10-28 2304-2307, 4 pos. in MPEC 2006-U67, confirmation
Masquefa Obs. [232]
2006-10-28 2310-2322, 3 pos. in MPEC 2006-U68, follow-up
CEAMIG-REA [I77]
2006-10-29 0049-0058, 3 pos. in MPEC 2006-U68, follow-up
Remanzacco Obs. [473]
2006-10-29 0051-0059, 11 pos. in MPEC 2006-U68, follow-up
Desert Moon Obs. [448]
2006-10-29 0243-0256, 3 pos. in MPEC 2006-U68, follow-up
Farpoint Obs. [734]
2006-10-29 0315-0320, 4 pos. in MPEC 2006-U68, follow-up
2006 TO (K06T00O) [ JPL Orbit Viewer | NEODyS object home | news | viewing | index | top ]
Size estimate: 85 meters per JPL H=22.99, MPC H=23.0
This object was listed from 3 until 14 Oct. 2006 as an impact risk.
JPL classifies 2006 TO as an Amor and calculates an Earth MOID of 0.183020 AU (71.21 LD).
Observations are reported from the following observatories in MPEC 2006-U57:
Spacewatch 0.9m telescope [691]
2006-10-20 1045-1135, 3 pos. in MPEC 2006-U57, follow-up (t)
See also information from the week ending 22 Oct. 2006.
2006 UP (K06U00P) [ JPL Orbit Viewer | NEODyS object home | news | viewing | index | top ]
Size estimate: 88 meters per JPL H=22.92, MPC H=22.7
JPL classifies 2006 UP as an Amor and calculates an Earth MOID of 0.111214 AU (43.27 LD).
Lowell Observatory reports 2006 UP has an MOID of 0.01005 AU (3.91 LD) with Mars.
Observations are reported from the following observatories in MPEC 2006-U65:
Desert Moon Obs. [448]
2006-10-27 0502-0558, 3 pos. in MPEC 2006-U65, follow-up
See also information from the week ending 22 Oct. 2006.
2006 UF (K06U00F) [ JPL Orbit Viewer | NEODyS object home | news | viewing | index | top ]
Size estimate: 106 meters per JPL H=22.52, MPC H=22.6
JPL classifies 2006 UF as an Amor and calculates an Earth MOID of 0.169216 AU (65.84 LD).
Observations are reported from the following observatories in MPECs 2006-U57, 2006-U60,
and 2006-U64:
Spacewatch 0.9m telescope [691]
2006-10-22 0608-0658, 3 pos. in MPEC 2006-U57, follow-up (Ht)
Goodricke-Pigott Obs. [683]
2006-10-22 0643-0723, 3 pos. in MPEC 2006-U60, follow-up
KLENOT [246]
2006-10-25 2217-2227, 5 pos. in MPEC 2006-U60, follow-up
Desert Moon Obs. [448]
2006-10-26 0730-0828, 3 pos. in MPEC 2006-U64, follow-up
See also information from the week ending 22 Oct. 2006.
2006 UE (K06U00E) [ JPL Orbit Viewer | NEODyS object home | news | viewing | index | top ]
Size estimate: 108 meters per JPL H=22.48, MPC H=22.5
JPL classifies 2006 UE as an Amor and calculates an Earth MOID of 0.204870 AU (79.72 LD).
Lowell Observatory reports 2006 UE has an MOID of 0.03336 AU (12.98 LD) with Mars.
Observations are reported from the following observatories in MPECs 2006-U50, 2006-U60,
and 2006-U64:
Spacewatch 1.8m telescope [291]
2006-10-23 0323-0336, 3 pos. in MPEC 2006-U50, follow-up
Desert Moon Obs. [448]
2006-10-23 0352-0529, 3 pos. in MPEC 2006-U50, follow-up
KLENOT [246]
2006-10-25 2130-2138, 4 pos. in MPEC 2006-U60, follow-up (F)
2006-10-26 2059-2107, 5 pos. in MPEC 2006-U64, follow-up
See also information from the week ending 22 Oct. 2006.
2006 TD (K06T00D) [ JPL Orbit Viewer | NEODyS object home | news | viewing | index | top ]
Size estimate: 112 meters per JPL H=22.40, MPC H=22.4
JPL classifies 2006 TD as an Apollo and calculates an Earth MOID of 0.018175 AU (7.07 LD),
and reports this object passed Earth at 22.4 LD on 24 Sept. 2006.
Observations are reported from the following observatories in MPEC 2006-U50:
Siding Spring Survey (SSS) [E12]
2006-10-23 1333-1341, 2 pos. in MPEC 2006-U50, follow-up
See also information from the week ending 22 Oct. 2006.
2006 SB142 (K06SE2B) [ JPL Orbit Viewer | NEODyS object home | news | viewing | index | top ]
Size estimate: 128 meters per JPL H=22.12, MPC H=22.1
JPL classifies 2006 SB142 as an Amor and calculates an Earth MOID of 0.275621 AU (107.25 LD).
Lowell Observatory reports 2006 SB142 has an MOID of 0.03438 AU (13.38 LD) with Mars.
Observations are reported from the following observatories in MPEC 2006-U65:
Jornada Obs. [715]
2006-10-28 0330-0404, 3 pos. in MPEC 2006-U65, follow-up (I)
See also information from the week ending 22 Oct. 2006.
2006 UX1 (K06U01X) [ JPL Orbit Viewer | NEODyS object home | news | viewing | index | top ]
Size estimate: 128 meters per JPL H=22.11, MPC H=22.1
JPL classifies 2006 UX1 as an Amor and calculates an Earth MOID of 0.259858 AU (101.11 LD).
Observations are reported from the following observatories in MPEC 2006-U50:
Spacewatch 1.8m telescope [291]
2006-10-23 0345-0401, 3 pos. in MPEC 2006-U50, follow-up (H)
See also information from the week ending 22 Oct. 2006.
2006 TU7 (K06T07U) [ JPL Orbit Viewer | NEODyS object home | news | viewing | index | top ]
Size estimate: 133 meters per JPL H=22.03, MPC H=21.9
JPL classifies 2006 TU7 as an Aten and calculates an Earth MOID of 0.022596 AU (8.79 LD),
and reports this object passed Earth at 27.0 LD on 18 Oct. 2006.
Lowell Observatory reports 2006 TU7 has an MOID of 0.00741 AU (2.88 LD) with Venus.
Observations are reported from the following observatories in MPECs 2006-T70, 2006-T84,
2006-U01, 2006-U15, 2006-U17, and 2006-U50:
Siding Spring Survey (SSS) [E12]
2006-10-12 1425-1504, 4 pos. in MPEC 2006-T70, discovery (*)
2006-10-12 1835-1835, 1 pos. in MPEC 2006-T70, confirmation (I)
2006-10-13 0906-0909, 2 pos. in MPEC 2006-T70, confirmation
2006-10-13 1353-1354, 4 pos. in MPECs 2006-T84 -U01, follow-up
2006-10-18 1253-1257, 2 pos. in MPEC 2006-U15, follow-up
2006-10-23 1036-1041, 2 pos. in MPEC 2006-U50, follow-up
Sabino Canyon Obs. [854]
2006-10-13 0751-0757, 3 pos. in MPEC 2006-T70, confirmation
Hibiscus Obs. [F84]
2006-10-13 0933-0946, 3 pos. in MPEC 2006-T84, follow-up
2006-10-15 1109-1118, 2 pos. in MPEC 2006-U01, follow-up
2006-10-19 0739-0755, 2 pos. in MPEC 2006-U17, follow-up
2006 SP198 (K06SJ8P) [ JPL Orbit Viewer | NEODyS object home | news | viewing | index | top ]
Size estimate: 133 meters per JPL H=22.03, MPC H=22.1
JPL classifies 2006 SP198 as an Amor and calculates an Earth MOID of 0.277397 AU (107.94 LD).
Lowell Observatory reports 2006 SP198 has significant MOIDs with planets Mars (0.02287 AU =
8.9 LD) and Jupiter (0.8345 AU = 324.7 LD).
Observations are reported from the following observatories in MPEC 2006-U65:
Jornada Obs. [715]
2006-10-28 0434-0457, 3 pos. in MPEC 2006-U65, follow-up
See also information from the week ending 15 Oct. 2006.
2006 SR19 (K06S19R) [ JPL Orbit Viewer | NEODyS object home | news | viewing | index | top ]
Size estimate: 134 meters per JPL H=22.02, MPC H=22.0
JPL classifies 2006 SR19 as an Amor and calculates an Earth MOID of 0.249737 AU (97.17 LD).
Lowell Observatory reports 2006 SR19 has an MOID of 0.02890 AU (11.25 LD) with Mars.
Observations are reported from the following observatories in MPEC 2006-U68:
Desert Moon Obs. [448]
2006-10-28 0337-0514, 3 pos. in MPEC 2006-U68, follow-up
See also information from the week ending 22 Oct. 2006.
48+120 Hours [ Objects Listings (size order) | Object Index (alpha/xref) | top ]
Observations of 25 small objects were reported during the last 168 hours:
2006 SB142, 2006 SP198, 2006 SR19, 2006 TD, 2006 TJ7, 2006 TO, 2006 TU7, 2006 UA17,
2006 UB17, 2006 UC64, 2006 UC185, 2006 UE, 2006 UE64, 2006 UE185, 2006 UF, 2006 UH185,
2006 UJ, 2006 UJ185, 2006 UL, 2006 UN, 2006 UP, 2006 UT17, 2006 UU17, 2006 UX1 & 2006 UY16
in MPECs:
2006-U44 time-stamped 2006 Oct. 23, 06:17 UT - Daily Orbit Update
2006-U50 time-stamped 2006 Oct. 24, 06:18 UT - Daily Orbit Update
2006-U53 time-stamped 2006 Oct. 24, 15:54 UT - 2006 UC64
2006-U55 time-stamped 2006 Oct. 24, 15:59 UT - 2006 UE64
2006-U57 time-stamped 2006 Oct. 25, 06:18 UT - Daily Orbit Update
2006-U60 time-stamped 2006 Oct. 26, 06:18 UT - Daily Orbit Update
2006-U64 time-stamped 2006 Oct. 27, 06:18 UT - Daily Orbit Update
2006-U65 time-stamped 2006 Oct. 28, 06:20 UT - Daily Orbit Update
2006-U67 time-stamped 2006 Oct. 29, 00:49 UT - 2006 UC185
2006-U68 time-stamped 2006 Oct. 29, 06:18 UT - Daily Orbit Update
2006-U70 time-stamped 2006 Oct. 29, 16:01 UT - 2006 UE185
2006-U72 time-stamped 2006 Oct. 29, 16:07 UT - 2006 UH185
2006-U73 time-stamped 2006 Oct. 29, 16:09 UT - 2006 UJ185
Date & times for other sources that were parsed to compile this page:
JPL Close Approaches, downloaded at 2006 Oct. 29, 1755 UTC
JPL NEO Orbital Elements, downloaded at 2006 Oct. 29, 1625 UTC
Lowell Observatory Orbit intersections, time-stamped 2006 Oct 29 1442:11 UTC
MPC NEA.DAT from MPC mirror, downloaded at 2006 Oct. 29, 1617 UTC
Risk monitoring sites, as of A/CC's check at 2006 Oct. 29, 2359 UTC (see CRT page)
Some observation sets have MPEC codes in parentheses, such as (*) denoting discovery.
Viewing Opportunities for Small Objects [ news | size order | alpha order | top ]
This compilation shows 35 small objects as being currently in view,
including 12 not reported in the last seven days.
Viewing by date order - see this list also by designation order
Object View until MOID AU Dia H Arc Notes (calc date)
---------- ---------- -------- --- ----- --- - -----------------------
2006 TU7 2006-10-31 0.022596 133 22.03 11 - (24 Oct.)
2006 UC64 2006-10-31 0.003007 34 25.02 4 - risk listed - (27 Oct.)
2006 UJ185 2006-10-31 0.0005 9 27.9 1 - risk listed - (29 Oct.)
2006 SD25 2006-11-02 0.015587 54 23.99 26 - was risk listed - past obs. - (17 Oct.)
2006 UL 2006-11-05 0.032101 20 26.11 5 - (23 Oct.)
2006 UA17 2006-11-05 0.100769 58 23.83 4 - (24 Oct.)
2002 FD6 2006-11-06 0.003677 121 22.23 2op - past obs. - (12 Oct.)
2006 SQ131 2006-11-06 0.196182 106 22.53 22 - past obs. - (19 Oct.)
2006 TJ7 2006-11-07 0.037781 50 24.16 11 - (24 Oct.)
2000 UY33 2006-11-09 0.117975 133 22.03 144 - faint recov. poss. - (30 Aug.)
2000 UR16 2006-11-11 0.012647 72 23.37 33 - (30 Aug.)
2006 SQ19 2006-11-11 0.150015 75 23.26 30 - past obs. - (20 Oct.)
2006 UY16 2006-11-13 0.028840 42 24.52 6 - (26 Oct.)
2006 UJ 2006-11-14 0.132150 56 23.89 6 - (25 Oct.)
2003 UY12 2006-11-17 0.012259 74 23.29 8 - faint recov. poss. - (30 Aug.)
2006 TD 2006-11-19 0.018175 112 22.40 22 - (24 Oct.)
2006 UH185 2006-11-19 0.0705 32 25.1 1 - (29 Oct.)
2006 UX1 2006-11-20 0.259858 128 22.11 6 - (24 Oct.)
2006 UB17 2006-11-20 0.027840 19 26.20 2 - (25 Oct.)
2006 UE185 2006-11-23 0.1760 45 24.4 2 - (29 Oct.)
2006 SB142 2006-11-26 0.275621 128 22.12 30 - (28 Oct.)
2001 WV1 2006-11-28 0.001749 110 22.44 3 - faint recov. poss. - (30 Aug.)
2006 MH10 2006-11-30 0.124765 122 22.22 23 - past obs. - (6 Oct.)
2006 SY5 2006-12-04 0.106588 129 22.09 27 - past obs. - (13 Oct.)
2006 UC185 2006-12-08 0.011990 74 23.30 1 - (29 Oct.)
2006 UN 2006-12-09 0.043066 27 25.49 11 - (28 Oct.)
2006 UE 2006-12-12 0.204870 108 22.48 11 - (27 Oct.)
2006 SR19 2006-12-15 0.249737 134 22.02 39 - (29 Oct.)
2006 UT17 2006-12-19 0.092554 49 24.18 6 - was risk listed - (26 Oct.)
1998 HG49 2006-12-21 0.076404 141 21.91 3op - "only 1 night" - past obs. - (16 July)
2006 SP198 2006-12-25 0.277397 133 22.03 32 - (28 Oct.)
2006 TO 2006-12-28 0.183020 85 22.99 18 - was risk listed - (25 Oct.)
2006 UP 2006-12-28 0.111214 88 22.92 11 - (28 Oct.)
2006 UF 2007-01-05 0.169216 106 22.52 10 - (27 Oct.)
2006 SV5 2007-01-14 0.035518 80 23.13 32 - past obs. - (19 Oct.)
Viewing by designation order - see also Viewing by date order
Object View until MOID AU Dia H Arc Notes (calc date)
---------- ---------- -------- --- ----- --- - -----------------------
2006 UJ185 2006-10-31 0.0005 9 27.9 1 - risk listed - (29 Oct.)
2006 UH185 2006-11-19 0.0705 32 25.1 1 - (29 Oct.)
2006 UE185 2006-11-23 0.1760 45 24.4 2 - (29 Oct.)
2006 UC185 2006-12-08 0.011990 74 23.30 1 - (29 Oct.)
2006 UC64 2006-10-31 0.003007 34 25.02 4 - risk listed - (27 Oct.)
2006 UT17 2006-12-19 0.092554 49 24.18 6 - was risk listed - (26 Oct.)
2006 UB17 2006-11-20 0.027840 19 26.20 2 - (25 Oct.)
2006 UA17 2006-11-05 0.100769 58 23.83 4 - (24 Oct.)
2006 UY16 2006-11-13 0.028840 42 24.52 6 - (26 Oct.)
2006 UX1 2006-11-20 0.259858 128 22.11 6 - (24 Oct.)
2006 UP 2006-12-28 0.111214 88 22.92 11 - (28 Oct.)
2006 UN 2006-12-09 0.043066 27 25.49 11 - (28 Oct.)
2006 UL 2006-11-05 0.032101 20 26.11 5 - (23 Oct.)
2006 UJ 2006-11-14 0.132150 56 23.89 6 - (25 Oct.)
2006 UF 2007-01-05 0.169216 106 22.52 10 - (27 Oct.)
2006 UE 2006-12-12 0.204870 108 22.48 11 - (27 Oct.)
2006 TU7 2006-10-31 0.022596 133 22.03 11 - (24 Oct.)
2006 TJ7 2006-11-07 0.037781 50 24.16 11 - (24 Oct.)
2006 TO 2006-12-28 0.183020 85 22.99 18 - was risk listed - (25 Oct.)
2006 TD 2006-11-19 0.018175 112 22.40 22 - (24 Oct.)
2006 SP198 2006-12-25 0.277397 133 22.03 32 - (28 Oct.)
2006 SB142 2006-11-26 0.275621 128 22.12 30 - (28 Oct.)
2006 SQ131 2006-11-06 0.196182 106 22.53 22 - past obs. - (19 Oct.)
2006 SD25 2006-11-02 0.015587 54 23.99 26 - was risk listed - past obs. - (17 Oct.)
2006 SR19 2006-12-15 0.249737 134 22.02 39 - (29 Oct.)
2006 SQ19 2006-11-11 0.150015 75 23.26 30 - past obs. - (20 Oct.)
2006 SY5 2006-12-04 0.106588 129 22.09 27 - past obs. - (13 Oct.)
2006 SV5 2007-01-14 0.035518 80 23.13 32 - past obs. - (19 Oct.)
2006 MH10 2006-11-30 0.124765 122 22.22 23 - past obs. - (6 Oct.)
2003 UY12 2006-11-17 0.012259 74 23.29 8 - faint recov. poss. - (30 Aug.)
2002 FD6 2006-11-06 0.003677 121 22.23 2op - past obs. - (12 Oct.)
2001 WV1 2006-11-28 0.001749 110 22.44 3 - faint recov. poss. - (30 Aug.)
2000 UY33 2006-11-09 0.117975 133 22.03 144 - faint recov. poss. - (30 Aug.)
2000 UR16 2006-11-11 0.012647 72 23.37 33 - (30 Aug.)
1998 HG49 2006-12-21 0.076404 141 21.91 3op - "only 1 night" - past obs. - (16 July)
Out-of-view date based on MPES solar elongation <40° and/or magnitude V>22.0 at 1200 UT
geocentric. (Not factored in is any lunar interference with viewing.)
Objects are linked in the left-most column only if observed in the last seven days,
while objects with earlier small-object reporting are linked under "Notes."
Diameter ("Dia") is in meters, a very rough estimate from brightness (H).
Observing "Arc" is from MPES in days or number of oppositions.
"In view" does not necessarily mean locatable for objects with short arcs in prior years
and for which a large search or accidental rediscovery are the best hopes.
Small object observation cross index [ size order | 48 Hours | viewing | top ]
| Object | Observed by MPC code |
| 2006 SB142 | 715 |
| 2006 SP198 | 715 |
| 2006 SR19 | 448 |
| 2006 TD | E12 |
| 2006 TJ7 | E12 |
| 2006 TO | 691 |
| 2006 TU7 | E12 |
| 2006 UA17 | 474, 715 |
| 2006 UB17 | 691 |
| 2006 UC64 | 649, 734, G96, J95 |
| 2006 UC185 | 232, 448, 473, 595, 703, 734, 941, A50, I77, J87 |
| 2006 UE | 246, 291, 448 |
| 2006 UE64 | 703, 734, J95 |
| 2006 UE185 | 291, 673, 734, G96 |
| 2006 UF | 246, 448, 683, 691 |
| 2006 UH185 | 673, G96 |
| 2006 UJ | 691 |
| 2006 UJ185 | 595, 673, 703, 734, 854, 941, F84, G96, H06 |
| 2006 UL | 474, 715 |
| 2006 UN | 240, A17, H45 |
| 2006 UP | 448 |
| 2006 UT17 | 540 |
| 2006 UU17 | 568, J95 |
| 2006 UX1 | 291 |
| 2006 UY16 | 474, 715 |
|
| Code | Observatory | Objects Observed |
| 232 | Masquefa Obs. | 2006 UC185 |
| 240 | Herrenberg Obs. | 2006 UN |
| 246 | KLENOT | 2006 UE, 2006 UF |
| 291 | Spacewatch 1.8m telescope | 2006 UE, 2006 UE185, 2006 UX1 |
| 448 | Desert Moon Obs. | 2006 SR19, 2006 UC185, 2006 UE, 2006 UF, 2006 UP |
| 473 | Remanzacco Obs. | 2006 UC185 |
| 474 | Mt. John Obs. | 2006 UA17, 2006 UL, 2006 UY16 |
| 540 | Linz Obs. | 2006 UT17 |
| 5682 | Mauna Kea - David Tholen et al. | 2006 UU17 |
| 595 | Farra d'Isonzo Obs. | 2006 UC185, 2006 UJ185 |
| 649 | Powell Obs. | 2006 UC64 |
| 6735 | Table Mountain Obs. - Jim Young | 2006 UE185, 2006 UH185, 2006 UJ185 |
| 683 | Goodricke-Pigott Obs. | 2006 UF |
| 691 | Spacewatch 0.9m telescope | 2006 TO, 2006 UB17, 2006 UF, 2006 UJ |
| 703 | Catalina Sky Survey (CSS) | 2006 UC185, 2006 UE64, 2006 UJ185 |
| 715 | Jornada Obs. | 2006 SB142, 2006 SP198, 2006 UA17, 2006 UL, 2006 UY16 |
| 734 | Farpoint Obs. | 2006 UC64, 2006 UC185, 2006 UE64, 2006 UE185, 2006 UJ185 |
| 854 | Sabino Canyon Obs. | 2006 UJ185 |
| 941 | Pla D'Arguines Obs. | 2006 UC185, 2006 UJ185 |
| A17 | Guidestar Obs. | 2006 UN |
| A50 | Andrushivka Obs. | 2006 UC185 |
| E12 | Siding Spring Survey (SSS) | 2006 TD, 2006 TJ7, 2006 TU7 |
| F84 | Hibiscus Obs. | 2006 UJ185 |
| G96 | Mt. Lemmon Survey (MLS) | 2006 UC64, 2006 UE185, 2006 UH185, 2006 UJ185 |
| H062 | RAS Obs. - Robert Hutsebaut | 2006 UJ185 |
| H45 | Petit Jean Mountain South Obs. | 2006 UN |
| I77 | CEAMIG-REA | 2006 UC185 |
| J87 | La Canada Obs. | 2006 UC185 |
| J95 | Great Shefford Obs. | 2006 UC64, 2006 UE64, 2006 UU17 |
|
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