Contents  on 23 June '10


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 23 June '10

The MPC's NEO Confirmation Page has 13 listings: 5 new, 8 updated

When last checked at 2358 UTC today, the Minor Planet Center's Near Earth Object discovery Confirmation Page (NEOCP) had five new and eight updated listings. Of these, six were "one nighters." So far The Tracking News has counted a total of eighteen listings on the NEOCP at some point 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 23 June '10

Minor Planet Electronic Circulars

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

MPEC 2010-M51 - "19:51 UT" - Comet C/2010 M1 (Gibbs)

MPEC 2010-M50 - "18:53 UT" - Comet C/2010 L5 (WISE)

<< DOU on 23 June '10 >>  MPEC 2010-M49 - "06:08 UT" - Daily Orbit Update

Observers  on 23 June '10

Seventeen observing facilities appear in today's MPECs.

CodeObserver / observatory
H21Astronomical Research Obs. Westfield in Illinois, 4 in MPEC 2010-M49 -- 2010 MC, 2010 LM34, 2010 LE68, 2010 GA34
703Catalina Sky Survey (CSS) in Arizona, 2 in MPEC 2010-M49 -- 2007 TX18, 1627
F656Richard Miles in England via Faulkes Telescope North in Hawaii, 1 in MPEC 2010-M49 -- 2010 KQ
J95Great Shefford Obs. in England, 1 in MPEC 2010-M49 -- 2010 MP1
704LINEAR in New Mexico, 3 in MPEC 2010-M49 -- 2010 MP1, 2006 KZ112, 85818
A06Mataro Obs. in Spain, 1 in MPEC 2010-M49 -- 2009 KD5
5682David Tholen's team on Mauna Kea in Hawaii, 1 in MPEC 2010-M49 -- 2010 LT108
G96Mt. Lemmon Survey (MLS) in Arizona, 4 in MPECs 2010-M49 & 2010-M51 -- 2010 MP1, C/2010 M1, 2010 KR10, 5332
D90RAS Obs. Moorook in South Australia, 1 in MPEC 2010-M50 -- C/2010 L5
E12Siding Spring Survey in New South Wales, 1 in MPEC 2010-M50 -- C/2010 L5
587Sormano Obs. in Italy, 2 in MPEC 2010-M49 -- 2010 MP1, 2010 LM68
691Spacewatch 0.9m telescope in Arizona, 8 in MPEC 2010-M49 -- 2010 JF87, 2010 HD33, 2010 CL18, 2006 BN6, 52762, 23187, 162269, 9058
291Spacewatch 1.8m telescope in Arizona, 2 in MPECs 2010-M49 & 2010-M51 -- C/2010 M1, 2010 JU39
926Tenagra II Obs. in Arizona, 3 in MPEC 2010-M49 -- 2010 MP1, 2010 MH1, 2010 MC
H53Thompsonville Obs. in Illinois, 3 in MPEC 2010-M49 -- 2009 KD5, 12923, 4055
D96Tzec Maun Obs. Moorook in South Australia, 1 in MPEC 2010-M50 -- C/2010 L5
C51WISE in Earth polar orbit, 12 in MPECs 2010-M49 & 2010-M50 -- 2010 LQ33, C/2010 L5, 2010 JN71, 2010 JF88, 2007 TX18, 2006 KZ112, 85839, 234061, 232382, 162998, 7839, 2102
For a list of all participating observatories that have Web addresses, see A/CC's Observatory Links page.

Impact Risk Monitoring  on 23 June '10

At last check (NEODyS and JPL 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 23 June '10

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

2123Grabbed MPEC 2010-M51 - Comet C/2010 M1 (Gibbs) - see above
2003Grabbed MPEC 2010-M50 - Comet C/2010 L5 (WISE) - see above
1433Grabbed MPEC 2010-M49 - Daily Orbit Update - see above