Contents  on 18 December '08

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.

Radar Astrometry  on 18 December '08

Radar observation of six objects

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


Data update noted at 0222 UTC when the database was dated 17 Dec.

NEOCP Activity  on 18 December '08

The MPC's NEO Confirmation Page is currently empty

The NEOCP is currently empty. There was one listing noted earlier today.

New MPECs  on 18 December '08

Minor Planet Electronic Circulars

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


MPEC 2008-Y07 - "23:35 UT" - 2008 SO266, 2008 SP266


MPEC 2008-Y06 - "16:27 UT" - Comets C/2003 Q1, 2003 Q6, 2008 X5, 2008 X6 (SOHO)


<< DOU on 18 Dec. '08 >>  MPEC 2008-Y05 - "07:06 UT" - Daily Orbit Update


MPEC 2008-Y04 - "04:17 UT" - Comets C/2008 S5, 2008 S6, 2008 S7, 2008 S8 (SOHO)

Observers  on 18 December '08

Eight observing facilities appear in today's MPECs.

CodeObserver / observatory
251Arecibo in Puerto Rico, 5 in radar -- 2007 TU24, 2001 CP36, 90403, 53319, 4179
807Cerro Tololo Inter-American Obs. (CTIO) in Chile, 2 in MPEC 2008-Y07 -- 2008 SP266, 2008 SO266
252Goldstone DSS-13 34m antenna in southern California, 1 in radar -- 4179
253Goldstone DSS-14 70m antenna in southern California, 2 in radar -- 2008 EV5, 4179
675Mt. Palomar in southern California, 2 in MPEC 2008-Y07 -- 2008 SP266, 2008 SO266
A53Peschiera del Garda Obs. in Italy, 4 in MPEC 2008-Y05 -- 2008 WL60, 2008 VU4, 2008 VK14, 2008 SQ1
E12Siding Spring Survey (SSS) in New South Wales, 2 in MPEC 2008-Y05 -- 2008 EV5, 101873
2492LASCO Coronagraph 2 (SOHO C2) aboard the Solar & Heliospheric Obs. (SOHO) in Earth-Sun L1 HALO orbit, 7 in MPECs 2008-Y04 & 2008-Y06 -- C/2008 X6, C/2008 X5, C/2008 S8, C/2008 S7, C/2008 S6, C/2003 Q6, C/2003 Q1
2493LASCO Coronagraph 3 (SOHO C3) aboard the Solar & Heliospheric Obs. (SOHO) in Earth-Sun L1 HALO orbit, 4 in MPEC 2008-Y04 -- C/2008 S8, C/2008 S7, C/2008 S6, C/2008 S5
For a list of all participating observatories that have Web addresses, see A/CC's Observatory Links page.

Impact Risk Monitoring  on 18 December '08

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 18 December '08

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

2358Grabbed MPEC 2008-Y07 - 2008 SO266, 2008 SP266 - see above
1703Grabbed MPEC 2008-Y06 - Comets C/2003 Q1, 2003 Q6, 2008 X5, 2008 X6 (SOHO) - see above
1422Grabbed MPEC 2008-Y05 - Daily Orbit Update - see above
Noted that the NEOCP has become empty
0619Noted that the NEOCP has become active
0512Grabbed MPEC 2008-Y04 - Comets C/2008 S5, 2008 S6, 2008 S7, 2008 S8 (SOHO) - see above
0222Noted Radar Astrometry database update - see above