Contents  on 18 September '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 18 September '11

The MPC's NEO Confirmation Page has 16 listings

When last checked at 2359 UTC today, the Minor Planet Center's Near Earth Object discovery Confirmation Page (NEOCP) had sixteen objects listed. Of these, thirteen were "one nighters." So far The Tracking News has counted a total of nineteen listings on the NEOCP 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 18 September '11

Minor Planet Electronic Circulars

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

MPEC 2011-S06 - "21:17 UT" - 2011 SF3

<< DOU on 18 Sept. '11 >>  MPEC 2011-S05 - "06:02 UT" - Daily Orbit Update

Observers  on 18 September '11

Ten observers appear in today's MPECs.

CodeObserver / observatory
160Castelmartini Obs. in Italy, 3 in MPEC 2011-S05 -- 2011 LJ19, 2011 JA8, 2011 HD63
807|Robert Holmes in Illinois via Cerro Tololo Inter-American Obs. (CTIO) in Chile, 5 in MPEC 2011-S05 -- 2011 QC46, 2011 OC18, 2011 LA19, 2011 GC60, 1996 SK
I19El Gato Gris Obs. in Argentina, 1 in MPEC 2011-S06 -- 2011 SF3
J95Great Shefford Obs. in England, 2 in MPECs 2011-S05 & 2011-S06 -- 2011 SF3, 2011 LJ19
H15ISON-NM Obs. in New Mexico, 1 in MPEC 2011-S05 -- 2011 QY37
G96Mt. Lemmon Survey in Arizona, 1 in MPEC 2011-S06 -- 2011 SF3
E12Siding Spring Survey (SSS) in New South Wales, 2 in MPECs 2011-S05 & 2011-S06 -- 2011 SF3, 2011 LC19
691Spacewatch 0.9m telescope in Arizona, 1 in MPEC 2011-S05 -- 2011 MV1
291Spacewatch 1.8m telescope in Arizona, 3 in MPECs 2011-S05 & 2011-S06 -- 2011 SF3, 2011 QG21, 2011 QC46
C75Whitestar Obs., 1 in MPEC 2011-S06 -- 2011 SF3
For a list of all participating observatories that have Web addresses, see A/CC's Observatory Links page.

Impact Risk Monitoring  on 18 September '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 18 September '11

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

2224Grabbed MPEC 2011-S06 - 2011 SF3 - see above
1503Grabbed MPEC 2011-S05 - Daily Orbit Update - see above