HST imagery of comet-like P/2010 A2
Credit: NASA, ESA, and D. Jewitt (UCLA)

HubbleSite reported yesterday that Hubble Space Telescope images from last week of comet-like object P/2010 A2 (the bright point at lower left) "suggest a head-on collision between two asteroids" in the Main Belt. See also David Jewitt's P/2010A (LINEAR) page and today's latest astrometry. Image credit: NASA, ESA, and D. Jewitt (UCLA).


Contents  on 3 February '10

Resources:

The latest A/CC news is available via framed access, RSS news feed RSS news feed, or redirection. - Note: A/CC has a main Web site and also a backup site with its own duplicate RSS news feed.

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. And use the all-up news archive to access news from any time since A/CC began in early 2002. To keep track of what's new each day, watch the Chronology section.

NEOCP Activity  on 3 February '10

The MPC's NEO Confirmation Page has 1 listing: 1 new

When last checked at 2359 UTC today, the Minor Planet Center's Near Earth Object discovery Confirmation Page (NEOCP) had one new listing.

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 3 February '10

Minor Planet Electronic Circulars

As of last check at 2359 UTC, there have been nine MPECs posted today from the International Astronomical Union's Minor Planet Center in Cambridge, Massachusetts.


MPEC 2010-C13 - "22:30 UT" - Observations of Comets


MPEC 2010-C12 - "22:19 UT" - Comet C/2010 B1 (Cardinal)


MPEC 2010-C11 - "22:13 UT" - Comet P/2010 A5 (LINEAR)


MPEC 2010-C10 - "22:07 UT" - Comet C/2010 A4 (Siding Spring)


MPEC 2010-C09 - "22:01 UT" - Comet P/2010 A2 (LINEAR)


MPEC 2010-C08 - "21:37 UT" - Comet P/2010 A1 (Hill)


MPEC 2010-C07 - "21:31 UT" - Comet P/2009 Y2 (Kowalski)


MPEC 2010-C06 - "12:12 UT" - 2008 EL6


<< DOU on 3 Feb. '10 >>  MPEC 2010-C05 - "07:17 UT" - Daily Orbit Update

Observers  on 3 February '10

A total of 54 observing facilities appear in today's MPECs.

CodeObserver / observatory
349Ageo Obs. in Japan, 13 in MPECs 2010-C11, 2010-C12 & 2010-C13 -- C/2010 B1, P/2010 A5, P/2010 A3, P/2009 U4, C/2009 K5, C/2008 Q3, C/2008 N1, P/2008 J3, C/2008 E1, C/2007 Q3, C/2005 L3, 88P, 74P
H21Astronomical Research Obs. Westfield (ARO Westfield) in Illinois, 8 in MPEC 2010-C05 -- 2010 BT3, 2010 BH2, 2010 AO60, 2010 AK, 2010 AE, 2009 XR2, 2006 UR, 2004 XD50
C12Berta Obs. in Spain, 6 in MPECs 2010-C12 & 2010-C13 -- C/2010 B1, C/2009 U3, P/2009 Q4, 137P, 118P, 30P
300Bisei Spaceguard Center in Japan, 1 in MPEC 2010-C13 -- 9P
I99Blanquita Obs. in Spain, 3 in MPEC 2010-C13 -- 118P, 30P, 29P
J02Busot Obs. in Spain, 1 in MPEC 2010-C13 -- 30P
160Castelmartini Obs. in Italy, 14 in MPECs 2010-C07 & 2010-C13 -- P/2010 A3, P/2009 Y2, C/2009 U5, C/2009 U3, P/2009 Q4, C/2008 S3, C/2007 N3, C/2006 OF2, 217P, 137P, 118P, 94P, 30P, 29P
A77Chante-Perdrix Obs. in France, 7 in MPECs 2010-C12 & 2010-C13 -- C/2010 B1, P/2010 A3, P/2009 Q5, 88P, 43P, 29P, 22P
J01Cielo Profundo Obs. in Spain, 3 in MPECs 2010-C12 & 2010-C13 -- C/2010 B1, P/2010 A3, P/2009 Q4
850Cordell-Lorenz Obs. in Tennessee, 2 in MPEC 2010-C13 -- C/2007 Q3, 217P
F65Faulkes Telescope North in Hawaii, 1 in MPEC 2010-C09 -- P/2010 A2
E10Faulkes Telescope South in New South Wales, 1 in MPEC 2010-C13 -- 169P
372Geisei Obs. in Japan, 5 in MPECs 2010-C10, 2010-C11, 2010-C12 & 2010-C13 -- C/2010 B1, P/2010 A5, C/2010 A4, P/2008 J3, C/2007 Q3
B83Gieres Obs. in France, 2 in MPEC 2010-C13 -- C/2007 Q3, 81P
E16Grove Creek Obs. in New South Wales, 4 in MPEC 2010-C13 -- C/2009 F6, C/2007 G1, 169P, 81P
442Gualba Obs. in Spain, 5 in MPEC 2010-C13 -- C/2008 P1, 118P, 81P, 30P, 29P
355Hadano Obs. in Japan, 2 in MPECs 2010-C08 & 2010-C09 -- P/2010 A2, P/2010 A1
J37Huelva Obs. in Spain, 1 in MPEC 2010-C13 -- 81P
415Kambah Obs. in the Australian Capital Territory, 2 in MPEC 2010-C13 -- C/2007 S2, C/2007 G1
585Kiev Comet Station in the Ukraine, 7 in MPECs 2010-C11, 2010-C12 & 2010-C13 -- C/2010 B1, P/2010 A5, 157P, 118P, 94P, 81P, 30P
400Kitami Obs. in Japan, 3 in MPEC 2010-C13 -- P/2009 T2, P/2009 Q4, 30P
212La Dehesilla Obs. in Spain, 8 in MPEC 2010-C13 -- C/2008 Q3, C/2008 N1, C/2007 Q3, C/2007 N3, C/2005 L3, 203P, 157P, 81P
J38La Vara Obs. in Spain, 12 in MPECs 2010-C05, 2010-C09 & 2010-C13 -- P/2010 A2, C/2007 Q3, C/2006 OF2, 4015, 217P, 203P, 157P, 118P, 94P, 81P, 30P, 29P
B82Maidbronn Obs. in Germany, 5 in MPEC 2010-C13 -- C/2009 U3, P/2009 Q4, C/2008 P1, 232P, 157P
J40Malaga Obs. in Spain, 1 in MPEC 2010-C13 -- 81P
J98Manises Obs. in Spain, 1 in MPEC 2010-C13 -- 118P
232Masquefa Obs. in Spain, 7 in MPEC 2010-C13 -- C/2007 Q3, C/2005 L3, 217P, 203P, 118P, 81P, 30P
5682David Tholen's team on Mauna Kea in Hawaii, 1 in MPEC 2010-C06 -- 2008 EL6
152Moletai Obs. in Lithuania, 2 in MPECs 2010-C08 & 2010-C12 -- C/2010 B1, P/2010 A1
213Montcabre Obs. in Spain, 3 in MPECs 2010-C08 & 2010-C13 -- P/2010 A1, C/2007 Q3, 137P
945Monte Deva Obs. in Spain, 3 in MPEC 2010-C13 -- 118P, 81P, 30P
644NEAT's Mt. Palomar telescope in southern California, 1 in MPEC 2010-C05 -- 2003 SJ154
J47Nazaret Obs. in Spain, 2 in MPEC 2010-C13 -- P/2009 T2, 157P
423North Ryde Obs. in New South Wales, 1 in MPEC 2010-C13 -- 195P
D92Osaki Obs. in Japan, 3 in MPEC 2010-C13 -- 217P, 157P, 118P
B49Paus Obs. in Spain, 3 in MPEC 2010-C13 -- P/2009 Q4, 232P, 29P
H45Petit Jean Mtn. South Obs. (PJMSO) in Arkansas, 2 in MPEC 2010-C13 -- 217P, 118P
H06RAS Obs. Mayhill in New Mexico, 8 in MPECs 2010-C11 & 2010-C13 -- P/2010 A5, C/2009 U3, C/2008 Q3, C/2008 N1, C/2007 Q3, C/2005 L3, 88P, 81P
473Remanzacco Obs. in Italy, 3 in MPECs 2010-C07 & 2010-C13 -- P/2010 A3, P/2009 Y2, 217P
939Rodeno Obs. in Spain, 2 in MPEC 2010-C13 -- C/2007 Q3, 81P
J07SPAG Monfrague Obs. in Spain, 2 in MPEC 2010-C13 -- 217P, 118P
233San Vito Obs. in Italy, 2 in MPEC 2010-C13 -- 118P, 30P
B74Santa Maria de Montmagastrell Obs. in Spain, 3 in MPEC 2010-C13 -- C/2009 U3, 157P, 88P
204Schiaparelli Obs. in Italy, 9 in MPEC 2010-C13 -- P/2009 U4, P/2009 Q5, C/2008 Q3, C/2008 N1, C/2007 N3, 88P, 43P, 22P, 9P
E12Siding Spring Survey (SSS) in New South Wales, 8 in MPEC 2010-C13 -- P/2009 U4, P/2009 T2, C/2009 R1, P/2009 Q5, C/2009 F6, C/2008 E1, C/2007 S2, C/2007 G1
B40Skylive Obs. in Italy, 3 in MPEC 2010-C13 -- C/2007 Q3, 81P, 74P
587Sormano Obs. in Italy, 9 in MPECs 2010-C05, 2010-C07 & 2010-C09 -- 2010 BZ4, 2010 BT3, 2010 BB3, 2010 BB, 2010 AO60, 2010 AE, P/2010 A2, P/2009 Y2, 2009 WR6
A71Stixendorf Obs. in Austria, 3 in MPEC 2010-C13 -- 157P, 118P, 30P
H10Tzec Maun Obs. Mayhill in New Mexico, 1 in MPEC 2010-C13 -- 217P
D96Tzec Maun Obs. Moorook in South Australia, 1 in MPEC 2010-C10 -- C/2010 A4
D25Tzec Maun Obs. Pingelly in Western Australia, 1 in MPEC 2010-C13 -- 81P
H47Vicksburg Obs. in Mississippi, 3 in MPEC 2010-C13 -- 217P, 118P, 30P
B42Vitebsk Obs. in Belarus, 1 in MPEC 2010-C13 -- 203P
J08Zonalunar Obs. in Spain, 6 in MPECs 2010-C12 & 2010-C13 -- C/2010 B1, P/2009 T2, 169P, 94P, 30P, 29P
For a list of all participating observatories that have Web addresses, see A/CC's Observatory Links page.

Impact Risk Monitoring  on 3 February '10

At last check (NEODyS and JPL at 2359 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 3 February '10

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

2319Grabbed MPEC 2010-C13 - Observations of Comets - see above
2243Grabbed MPEC 2010-C09 - Comet P/2010 A2 (LINEAR) - see above
Grabbed MPEC 2010-C10 - Comet C/2010 A4 (Siding Spring) - see above
Grabbed MPEC 2010-C11 - Comet P/2010 A5 (LINEAR) - see above
Grabbed MPEC 2010-C12 - Comet C/2010 B1 (Cardinal) - see above
2201Grabbed MPEC 2010-C07 - Comet P/2009 Y2 (Kowalski) - see above
Grabbed MPEC 2010-C08 - Comet P/2010 A1 (Hill) - see above
1544Grabbed MPEC 2010-C05 - Daily Orbit Update - see above
Grabbed MPEC 2010-C06 - 2008 EL6 - see above