Contents  on 21 June '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 21 June '11

The MPC's NEO Confirmation Page has 6 listings

When last checked at 2359 UTC today, the Minor Planet Center's Near Earth Object discovery Confirmation Page (NEOCP) had six objects listed. Of these, three were "one nighters."

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 21 June '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-M18 - "21:32 UT" - 2010 JK124

MPEC 2011-M17 - "14:30 UT" - 2008 GH110

<< DOU on 21 June '11 >>  MPEC 2011-M16 - "07:06 UT" - Daily Orbit Update

Observers  on 21 June '11

Nine observers appear in today's MPECs.

CodeObserver / observatory
H21Astronomical Research Obs. Westfield in Illinois, 3 in MPECs 2011-M16 & 2011-M17 -- 2011 LA19, 2011 JK, 2008 GH110
304Las Campanas Obs. in Chile, 1 in MPEC 2011-M18 -- 2010 JK124
5682David Tholen's team on Mauna Kea in Hawaii, 1 in MPEC 2011-M16 -- 2011 KN9
F51Pan-STARRS 1 in Hawaii, 1 in MPEC 2011-M16 -- 263976
B38Santa Mama Obs. in Italy, 3 in MPEC 2011-M16 -- 2011 LA19, 2011 JP29, 2008 HE
E12Siding Spring Survey in New South Wales, 1 in MPEC 2011-M16 -- 2008 LV16
691Spacewatch 0.9m telescope in Arizona, 1 in MPEC 2011-M16 -- 2011 KP17
291Spacewatch 1.8m telescope in Arizona, 8 in MPEC 2011-M16 -- 2011 LC19, 2011 KW19, 2011 KQ12, 2011 KH4, 2011 HF, 2011 HB53, 2011 GH3, 2011 GD68
926Tenagra II Obs. in Arizona, 1 in MPEC 2011-M16 -- 7358
For a list of all participating observatories that have Web addresses, see A/CC's Observatory Links page.

Impact Risk Monitoring  on 21 June '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 21 June '11

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

2306Grabbed MPEC 2011-M18 - 2010 JK124 - see above
1517Grabbed MPEC 2011-M16 - Daily Orbit Update - see above
Grabbed MPEC 2011-M17 - 2008 GH110 - see above