Contents on 4 March '10
- IAU Minor Planet Center
- Observers -- eight observing facilities
- Impact Risk Monitoring -- nothing to report
- Consolidated Risk Tables - the CRT page
- Earth's Busy Neighborhood Traffic Report
- Ephemerides for risk-rated and nearby objects
- News image catalog
- Old & new CRT Archive
- Old News Archive & Small Objects Archive
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 4 March '10
The MPC's NEO Confirmation Page has 9 listings: 2 new, 7 updated
When last checked at 2358 UTC today, the Minor Planet Center's Near Earth Object discovery Confirmation Page (NEOCP) had two new and seven updated listings.
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 4 March '10
Minor Planet Electronic Circulars
As of last check at 2358 UTC, there have been two MPECs posted today from the International Astronomical Union's Minor Planet Center in Cambridge, Massachusetts.
- MPEC 2010-E10 time-stamped "07:05 UT" - Daily Orbit Update - see below
- MPEC 2010-E11 time-stamped "12:15 UT" - 2010 EK2
MPEC 2010-E11 - "12:15 UT" - 2010 EK2
- K10E02K 2010 EK2 (H=21.6 ~162m) was discovered at 0852 UT on 4 March by the Catalina Sky Survey (CSS), which observed it at March 4.37-41p7. The discovery was confirmed by Ernesto Guido via RAS Obs. Mayhill (March 4.41-44p4) and H. Sato via RAS Obs. Mayhill (March 4.42p2).
- Observations of recently (no longer) risk-listed objects
- K10D01W 2010 DW1 (arc=14 days, H=19.9 ~355m) from Tenagra II Obs. (March 3.53p2)
- Observations of small asteroids (H>22.0)
- K10C19B 2010 CB19 (arc=19 days, H=24.5 ~43m) from the Spacewatch 1.8m telescope (March 4.23-24p2)
- Observations of other objects
- K10D01N 2010 DN1 (arc=15 days, H=18.6 ~645m) from Spacewatch 1.8m (March 4.17-18p3)
- K10D00N 2010 DN (arc=17 days, H=20.9 ~224m) from Spacewatch 1.8m (March 4.21-22p3)
- K10C01R 2010 CR1 (q=0.366 AU, arc=2 opp, H=18.4 ~708m) from Shenton Park Obs. (March 3.57-58p3)
- K09U03N 2009 UN3 (i=37.4°, arc=134 days, H=18.5 ~676m) from Bergen-Enkheim Obs. (March 1.00p1, 2.04p1, 2.08p1, 2.13p1 & 2.17-19p2)
- K09S00P 2009 SP (arc=168 days, H=19.5 ~426m) from Spacewatch 1.8m (March 4.19-20p3)
- K08E05Y 2008 EY5 (q=0.234 AU, arc=3 opp, H=20.1 ~323m) from Shenton Park Obs. (March 3.59-60p3)
- K03R10N 2003 RN10 (i=39.6°, arc=5 opp, H=15.9 ~2.24 km, q=1.024 AU) from Shenton Park Obs. (March 3.87p3)
- K01P09T 2001 PT9 (arc=2 opp, H=20.8 ~234m) from Shenton Park Obs. (March 3.53p3)
- K00CA1O 2000 CO101 (arc=2 opp, H=19.1 ~513m) from Bornheim Obs. (Feb. 16.86-87p3 & 19.00p1)
- F3201 153201 2000 WO107 from WISE (Feb. 27.67p1, 27.73p1, 27.80p1 & 27.87p1)
- F2964 152964 2000 GP82 from WISE (Feb. 26.44p1, 26.57p1, 26.70p1, 26.97p1, 27.10p1, 27.17p1, 27.36p1 & 27.43p1)
- F2941 152941 2000 FM10 from WISE (Feb. 26.28p1, 26.54p1, 26.61p1, 26.68p1, 26.81p1, 26.94p1, 27.14p1, 27.21p1, 27.27p1, 27.34p1, 27.40p1, 27.54p1, 27.60p1, 27.67p1, 27.87p1, 27.93p1, 27.00p1, 28.13p1, 28.20p1, 28.46p1, 28.66p1, 28.79p1, 28.86p1, 28.93p1, March 1.06p1, 1.12p1, 1.19p1, 1.26p1, 1.32p1, 1.39p1, 1.45p1, 1.52p1, 1.59p1, 1.65p2 & 1.92p1)
- E1531 141531 2002 GB from WISE (March 1.08p1, 1.21p1, 1.35p2, 1.48p1, 1.54p1, 1.61p1, 1.68p2 & 1.81p1)
- 11398 11398 1998 YP11 from WISE (Feb. 26.21p1, 26.60p1, 26.74p1, 26.80p1, 26.87p1, 27.20p1 & 27.33p1)
Observers on 4 March '10
Eight observing facilities appear in today's MPECs.
|Code||Observer / observatory|
|A74||Bergen-Enkheim Obs. in Germany, 1 in MPEC 2010-E10 -- 2009 UN3|
|127||Bornheim Obs. in Germany, 1 in MPEC 2010-E10 -- 2000 CO101|
|703||Catalina Sky Survey in Arizona, 1 in MPEC 2010-E11 -- 2010 EK2|
|H06%||Ernesto Guido in Italy via RAS Obs. Mayhill in New Mexico, 1 in MPEC 2010-E11 -- 2010 EK2|
|H06|||H. Sato in Japan via RAS Obs. Mayhill in New Mexico, 1 in MPEC 2010-E11 -- 2010 EK2|
|D21||Shenton Park Obs. in Western Australia, 4 in MPEC 2010-E10 -- 2010 CR1, 2008 EY5, 2003 RN10, 2001 PT9|
|291||Spacewatch 1.8m telescope in Arizona, 4 in MPEC 2010-E10 -- 2010 DN1, 2010 DN, 2010 CB19, 2009 SP|
|926||Tenagra II Obs. in Arizona, 1 in MPEC 2010-E10 -- 2010 DW1|
|C51||WISE in Earth polar orbit, 5 in MPEC 2010-E10 -- 153201, 152964, 152941, 141531, 11398|
|For a list of all participating observatories that have Web addresses, see A/CC's Observatory Links page.|
Impact Risk Monitoring on 4 March '10
At last check (NEODyS at 2358 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.