Contents  on 4 April '09

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 4 April '09

Radar observation of one object

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


Data update noted at 1526 UTC when the database was dated 3 April

NEOCP Activity  on 4 April '09

The MPC's NEO Confirmation Page has 1 listing: 1 new

When last checked at 2358 UTC today, the Minor Planet Center's Near Earth Object discovery Confirmation Page (NEOCP) had one new listing.

New MPECs  on 4 April '09

Minor Planet Electronic Circulars

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


MPEC 2009-G16 - "14:59 UT" - Comet C/2009 F5 (McNaught)


MPEC 2009-G15 - "14:56 UT" - Comet C/2009 F4 (McNaught)


MPEC 2009-G14 - "14:51 UT" - Comet C/2009 F2 (McNaught)


MPEC 2009-G13 - "14:48 UT" - Comet C/2009 F1 (Larson)


MPEC 2009-G12 - "14:45 UT" - Comet C/2009 E1 (Itagaki)


MPEC 2009-G11 - "14:34 UT" - Comet C/2009 B2 (LINEAR)


MPEC 2009-G10 - "14:10 UT" - Observations of Comets


<< DOU on 4 Apr. '09 >>  MPEC 2009-G09 - "06:12 UT" - Daily Orbit Update

Observers  on 4 April '09

A total of 49 observing facilities appear in today's MPECs.

CodeObserver / observatory
349Ageo Obs. in Japan, 1 in MPEC 2009-G10 -- P/2008 Y3
A50Andrushivka Obs. in the Ukraine, 2 in MPEC 2009-G09 -- 2009 DF1, 2006 SV19
251Arecibo in Puerto Rico, 1 in radar -- 2008 SV11
467Auckland Obs. in New Zealand, 2 in MPECs 2009-G10 & 2009-G16 -- C/2009 F5, 65P
A81Balzaretto Obs. in Italy, 2 in MPEC 2009-G09 -- 2009 CR2, 2008 SV11
300Bisei Spaceguard Center in Japan, 2 in MPECs 2009-G09 & 2009-G10 -- 2000 BL19, 16P
B91Bollwiller Obs., 1 in MPEC 2009-G10 -- C/2007 N3
493Calar Alto Obs. in Spain, 1 in MPEC 2009-G09 -- 2009 FS4
703Catalina Sky Survey (CSS) in Arizona, 4 in MPECs 2009-G09 & 2009-G10 -- 2009 FO28, 2009 FJ44, 210P, 88P
A77Chante-Perdrix Obs. in France, 2 in MPEC 2009-G10 -- C/2006 W3, 15P
850Cordell-Lorenz Obs. in Tennessee, 3 in MPECs 2009-G10 & 2009-G12 -- C/2009 E1, P/2008 CL94, C/2007 N3
B50Corner Obs. in Germany, 1 in MPEC 2009-G10 -- 29P
683Goodricke-Pigott Obs. in Arizona, 1 in MPEC 2009-G10 -- 210P
355Hadano Obs. in Japan, 10 in MPEC 2009-G10 -- P/2008 Y3, P/2008 Y2, C/2007 N3, C/2006 OF2, 209P, 204P, 77P, 74P, 65P, 15P
379Hamamatsu-Yuto Obs. in Japan, 3 in MPEC 2009-G10 -- C/2008 Q1, C/2005 L3, 144P
048Hradec Kralove Obs. in the Czech Republic, 4 in MPEC 2009-G10 -- C/2007 N3, C/2006 OF2, 116P, 77P
400Kitami Obs. in Japan, 5 in MPECs 2009-G10 & 2009-G11 -- C/2009 B2, C/2006 U6, C/2006 Q1, C/2005 L3, 210P
B12Koschny Obs. in The Netherlands, 1 in MPEC 2009-G09 -- 5011
704LINEAR in New Mexico, 5 in MPECs 2009-G09, 2009-G10 & 2009-G15 -- 2009 FT, C/2009 F4, 89355, 161989, 183P
J38La Vara Obs. in Spain, 10 in MPEC 2009-G10 -- C/2008 T2, C/2007 N3, C/2006 OF2, 116P, 88P, 77P, 74P, 67P, 65P, 29P
J55Los Altos de Arguineguin Obs. in the Canary Islands, 1 in MPEC 2009-G10 -- C/2006 U6
D35Lulin Minor Bodies Tracking in Taiwan, 1 in MPEC 2009-G10 -- 88P
B82Maidbronn Obs. in Germany, 6 in MPEC 2009-G10 -- C/2008 T2, C/2007 N3, C/2005 L3, 204P, 116P, 19P
J40Malaga Obs. in Spain, 3 in MPEC 2009-G10 -- C/2008 A1, C/2005 L3, 116P
118Modra Obs. in Slovakia, 2 in MPEC 2009-G10 -- C/2008 Q1, C/2008 FK75
213Montcabre Obs. in Spain, 3 in MPECs 2009-G10, 2009-G11 & 2009-G13 -- C/2009 F1, C/2009 B2, C/2007 N3
945Monte Deva Obs. in Spain, 7 in MPEC 2009-G10 -- C/2008 T2, C/2007 N3, C/2006 Q1, C/2006 OF2, C/2005 L3, 116P, 65P
900Moriyama Obs. in Japan, 9 in MPECs 2009-G10, 2009-G15 & 2009-G16 -- C/2009 F5, C/2009 F4, C/2008 T2, C/2006 Q1, C/2005 L3, 210P, 209P, 116P, 74P
G96Mt. Lemmon Survey (MLS) in Arizona, 4 in MPECs 2009-G09 & 2009-G10 -- 2009 FA, P/2008 Y2, 3122, 93P
J93Mt. Tuffley Obs. in England, 2 in MPEC 2009-G10 -- C/2008 T2, 144P
J47Nazaret Obs. in Spain, 10 in MPECs 2009-G10, 2009-G11 & 2009-G13 -- C/2009 F1, C/2009 B2, C/2008 T2, 116P, 77P, 67P, 65P, 59P, 29P, 19P
A32Panker Obs. in Germany, 7 in MPEC 2009-G10 -- C/2008 T2, C/2007 N3, C/2006 OF2, 144P, 116P, 74P, 29P
H45Petit Jean Mtn. South Obs. (PJMSO) in Arkansas, 17 in MPECs 2009-G10, 2009-G11 & 2009-G13 -- C/2009 F1, C/2009 B2, P/2008 Y2, C/2008 T2, C/2008 Q1, C/2007 S2, C/2007 N3, C/2007 D1, C/2006 Q1, C/2006 OF2, C/2005 L3, 210P, 204P, 88P, 77P, 65P, 19P
D29Purple Mtn. Obs. XuYi Station in China, 1 in MPEC 2009-G10 -- C/2007 D1
H06RAS Obs. Mayhill in New Mexico, 1 in MPEC 2009-G10 -- C/2005 L3
473Remanzacco Obs. in Italy, 1 in MPEC 2009-G11 -- C/2009 B2
461SZTE Asteroid Program (SZTE) in Hungary, 4 in MPEC 2009-G10 -- C/2008 T2, C/2007 S2, C/2007 N3, C/2005 S4
B74Santa Maria de Montmagastrell Obs. in Spain, 1 in MPEC 2009-G10 -- 59P
204Schiaparelli Obs. in Italy, 4 in MPEC 2009-G10 -- P/2008 CL94, C/2007 D1, C/2005 L3, 183P
B76Schonfeld Obs. in Germany, 1 in MPEC 2009-G09 -- 2008 WL60
D93Sendai Obs. in Japan, 16 in MPECs 2009-G10, 2009-G12 & 2009-G15 -- C/2009 F4, C/2009 E1, C/2008 T2, C/2008 Q1, C/2008 FK75, C/2007 N3, C/2006 W3, C/2006 OF2, C/2005 L3, 210P, 144P, 116P, 88P, 77P, 65P, 19P
E12Siding Spring Survey (SSS) in New South Wales, 4 in MPECs 2009-G10, 2009-G14, 2009-G15 & 2009-G16 -- C/2009 F5, C/2009 F4, C/2009 F2, 183P
510Siegen Obs. in Germany, 21 in MPECs 2009-G09, 2009-G10 & 2009-G12 -- 2009 FA, C/2009 E1, 2008 WL60, C/2008 T2, 2008 SV11, C/2008 Q1, C/2008 A1, C/2007 N3, 2007 BT2, C/2006 W3, C/2006 Q1, C/2005 L3, 2004 VC, 209P, 144P, 116P, 77P, 74P, 67P, 65P, 29P
691Spacewatch 0.9m telescope in Arizona, 2 in MPEC 2009-G10 -- 88P, 16P
673Table Mtn. Obs. in southern California, 2 in MPECs 2009-G11 & 2009-G13 -- C/2009 F1, C/2009 B2
H53Thompsonville Obs. in Illinois, 2 in MPEC 2009-G10 -- C/2007 N3, C/2006 OF2
H10Tzec Maun Obs. Mayhill in New Mexico, 4 in MPECs 2009-G10 & 2009-G13 -- C/2009 F1, C/2008 Q1, C/2006 Q1, C/2005 S4
B42Vitebsk Obs. in Belarus, 1 in MPEC 2009-G10 -- 65P
198Wildberg Obs. in Germany, 5 in MPEC 2009-G09 -- 2009 FT, 2009 FL25, 2009 ED1, 2008 WL60, 2005 YS165
For a list of all participating observatories that have Web addresses, see A/CC's Observatory Links page.

Impact Risk Monitoring  on 4 April '09

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 4 April '09

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

1526Grabbed MPEC 2009-G09 - Daily Orbit Update - see above
Grabbed MPEC 2009-G10 - Observations of Comets - see above
Grabbed MPEC 2009-G11 - Comet C/2009 B2 (LINEAR) - see above
Grabbed MPEC 2009-G12 - Comet C/2009 E1 (Itagaki) - see above
Grabbed MPEC 2009-G13 - Comet C/2009 F1 (Larson) - see above
Grabbed MPEC 2009-G14 - Comet C/2009 F2 (McNaught) - see above
Grabbed MPEC 2009-G15 - Comet C/2009 F4 (McNaught) - see above
Grabbed MPEC 2009-G16 - Comet C/2009 F5 (McNaught) - see above
Noted Radar Astrometry database update - see above