Scanning electron microscope view of particles 
from Hayabusa. Image (c)copyright 2010 JAXA.

This past week Science@NASA had a report on some 1,500 multi-micron-size particles returned from 25143 Itokawa by JAXA's Hayabusa mission. See more links here. Image ©copyright 2010 JAXA.

Contents  on 1 January '11


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 1 January '11

The MPC's NEO Confirmation Page has 5 listings: 5 new

When last checked at 2359 UTC today, the Minor Planet Center's Near Earth Object discovery Confirmation Page (NEOCP) had five new listings. Of these, four were "one nighters." So far The Tracking News has counted a total of seven 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 1 January '11

Minor Planet Electronic Circulars

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

MPEC 2011-A03 - "15:19 UT" - 2007 TR65

MPEC 2011-A02 - "09:39 UT" - 2010 YC1

<< DOU on 1 Jan. '11 >>  MPEC 2011-A01 - "07:10 UT" - Daily Orbit Update

Observers  on 1 January '11

Eight observers appear in today's MPECs.

CodeObserver / observatory
157Frasso Sabino Obs. in Italy, 5 in MPEC 2011-A01 -- 2010 YH, 2010 XX58, 2010 XO10, 2010 WQ7, 2001 YF1
A35Hormersdorf Obs. in Germany, 2 in MPEC 2011-A01 -- 2010 WP8, 2000 AC6
585Kiev Comet Station in the Ukraine, 1 in MPEC 2011-A01 -- 2010 JL33
046Klet Obs. in the Czech Republic, 4 in MPEC 2011-A01 -- 2010 XX58, 2010 WQ7, 2010 SD13, 2010 LF86
704LINEAR in New Mexico, 7 in MPEC 2011-A01 -- 2010 YS, 2010 YH, 2010 YB, 2003 BA21, 34613, 247156, 3554
5682David Tholen's team on Mauna Kea in Hawaii, 2 in MPECs 2011-A01 & 2011-A02 -- 2010 YC1, 2010 TQ54
461SZTE Asteroid Program in Hungary, 1 in MPEC 2011-A01 -- 143381
C51WISE in Earth polar orbit, 2 in MPECs 2011-A02 & 2011-A03 -- 2010 YC1, 2007 TR65
For a list of all participating observatories that have Web addresses, see A/CC's Observatory Links page.

Impact Risk Monitoring  on 1 January '11

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 1 January '11

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

1621Grabbed MPEC 2011-A01 - Daily Orbit Update - see above
Grabbed MPEC 2011-A02 - 2010 YC1 - see above
Grabbed MPEC 2011-A03 - 2007 TR65 - see above