Contents  on 4 December '09


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.

Radar Astrometry  on 4 December '09

Radar observation of one object

The JPL Solar System Dynamics Group Radar Astrometry database has added or updated the following small-body radar observing work:

Data update noted at 2200 UTC when the database was dated 4 Dec.

NEOCP Activity  on 4 December '09

The MPC's NEO Confirmation Page has 3 listings: 3 updated

When last checked at 2358 UTC today, the Minor Planet Center's Near Earth Object discovery Confirmation Page (NEOCP) had three updated listings. Of these, two were "one nighters."

New MPECs  on 4 December '09

Minor Planet Electronic Circulars

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

<< DOU on 4 Dec. '09 >>  MPEC 2009-X13 - "07:07 UT" - Daily Orbit Update

Observers  on 4 December '09

Eleven observing facilities appear in today's MPEC.

CodeObserver / observatory
J16An Carraig Obs. in Northern Ireland, 1 in MPEC 2009-X13 -- 433
160Castelmartini Obs. in Italy, 4 in MPEC 2009-X13 -- 36284, 4015, 3552, 433
253Goldstone DSS-14 70m antenna in southern California, 1 in radar -- 2009 WV25
J95Great Shefford Obs. in England, 2 in MPEC 2009-X13 -- 2009 WZ104, 2009 WD11
E16Grove Creek Obs. in New South Wales, 2 in MPEC 2009-X13 -- 2005 TY51, 217796
568[Ovidiu Vaduvescu on Mauna Kea in Hawaii, 1 in MPEC 2009-X13 -- 225900
608NEAT's USAF Haleakala telescope in Hawaii, 2 in MPEC 2009-X13 -- 2005 QN11, 2005 GP128
926Tenagra II Obs. in Arizona, 2 in MPEC 2009-X13 -- 2009 WZ104, 2009 TE10
H53Thompsonville Obs. in Illinois, 2 in MPEC 2009-X13 -- 2005 RQ6, 217807
G56Walnut Creek Obs. in northern California, 1 in MPEC 2009-X13 -- 2009 WZ104
I15Wishing Star Obs. in Rhode Island, 1 in MPEC 2009-X13 -- 3552
For a list of all participating observatories that have Web addresses, see A/CC's Observatory Links page.

Impact Risk Monitoring  on 4 December '09

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 4 December '09

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

2200Noted Radar Astrometry database update - see above
1541Grabbed MPEC 2009-X13 - Daily Orbit Update - see above