Contents  on 6 June '11

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.

NEOCP Activity  on 6 June '11

The MPC's NEO Confirmation Page has 81 listings

When last checked at 2359 UTC today, the Minor Planet Center's Near Earth Object discovery Confirmation Page (NEOCP) had 81 objects listed. Of these, 41 were "one nighters." So far The Tracking News has counted a total of 103 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 6 June '11

Minor Planet Electronic Circulars

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


MPEC 2011-L28 - "20:25 UT" - Comet C/2011 L3 (McNaught)


MPEC 2011-L27 - "20:19 UT" - Comet C/2011 L2 (McNaught)


MPEC 2011-L26 - "18:56 UT" - Comet C/2011 L1 (McNaught)


MPEC 2011-L25 - "14:54 UT" - 2011 LL2


MPEC 2011-L24 - "13:18 UT" - 2011 LZ2


MPEC 2011-L23 - "13:16 UT" - 2011 LY2


<< DOU on 6 June '11 >>  MPEC 2011-L22 - "07:08 UT" - Daily Orbit Update

Observers  on 6 June '11

A total of 21 observers appear in today's MPECs.

CodeObserver / observatory
H17Angel Peaks Obs. in Colorado, 1 in MPEC 2011-L22 -- 162474
E23Arcadia Obs. in New South Wales, 1 in MPEC 2011-L26 -- C/2011 L1
H21Astronomical Research Obs. Westfield in Illinois, 3 in MPECs 2011-L23, 2011-L26 & 2011-L28 -- 2011 LY2, C/2011 L3, C/2011 L1
703Catalina Sky Survey (CSS) in Arizona, 5 in MPECs 2011-L22 & 2011-L25 -- 2011 LL2, 2011 JP29, 274855, 163250, 1866
807|Robert Holmes via Cerro Tololo Inter-American Obs. (CTIO) in Chile, 2 in MPECs 2011-L26 & 2011-L27 -- C/2011 L2, C/2011 L1
I39Cruz del Sur Obs. in Argentina, 1 in MPEC 2011-L26 -- C/2011 L1
H26Doc Greiner Research Obs. in Wisconsin, 1 in MPECs 2011-L22 & 2011-L25 -- 2011 LL2
I19El Gato Gris Obs. in Argentina, 1 in MPEC 2011-L26 -- C/2011 L1
E10Faulkes Telescope South in New South Wales, 1 in MPEC 2011-L26 -- C/2011 L1
585Kiev Comet Station in the Ukraine, 2 in MPEC 2011-L22 -- 1866, 433
704LINEAR in New Mexico, 3 in MPEC 2011-L22 -- 2011 LD1, 2008 RJ1, 21374
474Mt. John Obs. in New Zealand, 4 in MPECs 2011-L23, 2011-L26, 2011-L27 & 2011-L28 -- 2011 LY2, C/2011 L3, C/2011 L2, C/2011 L1
G96Mt. Lemmon Survey (MLS) in Arizona, 10 in MPECs 2011-L22, 2011-L23, 2011-L24 & 2011-L25 -- 2011 LZ2, 2011 LY2, 2011 LL2, 2011 KQ19, 248083, 175189, 145656, 6063, 4954, 2061
H06%Ernesto Guido in Italy via RAS Obs. Mayhill in New Mexico, 1 in MPEC 2011-L28 -- C/2011 L3
H06|Hidetaka Sato in Japan via RAS Obs. Mayhill in New Mexico, 1 in MPEC 2011-L28 -- C/2011 L3
D90`Kevin Hills in England via RAS Obs. Moorook in South Australia, 2 in MPECs 2011-L22, 2011-L25 & 2011-L26 -- 2011 LL2, C/2011 L1
854Sabino Canyon Obs. in Arizona, 1 in MPECs 2011-L22 & 2011-L25 -- 2011 LL2
H36Sandlot Obs. in Kansas, 2 in MPECs 2011-L22, 2011-L23 & 2011-L25 -- 2011 LY2, 2011 LL2
E12Siding Spring Survey (SSS) in New South Wales, 5 in MPECs 2011-L22, 2011-L26, 2011-L27 & 2011-L28 -- C/2011 L3, C/2011 L2, C/2011 L1, 2011 KD11, 2009 BD
291Spacewatch 1.8m telescope in Arizona, 2 in MPECs 2011-L22 & 2011-L23 -- 2011 LY2, 2011 JK
H10Tzec Maun Obs. Mayhill in New Mexico, 1 in MPEC 2011-L28 -- C/2011 L3
D96Tzec Maun Obs. Moorook in South Australia, 2 in MPECs 2011-L26 & 2011-L28 -- C/2011 L3, C/2011 L1
For a list of all participating observatories that have Web addresses, see A/CC's Observatory Links page.

Impact Risk Monitoring  on 6 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 6 June '11

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

2208Grabbed MPEC 2011-L26 - Comet C/2011 L1 (McNaught) - see above
Grabbed MPEC 2011-L27 - Comet C/2011 L2 (McNaught) - see above
Grabbed MPEC 2011-L28 - Comet C/2011 L3 (McNaught) - see above
1921Grabbed MPEC 2011-L25 - 2011 LL2 - see above
1500Grabbed MPEC 2011-L22 - Daily Orbit Update - see above
Grabbed MPEC 2011-L23 - 2011 LY2 - see above
Grabbed MPEC 2011-L24 - 2011 LZ2 - see above