D80 Gumma Astronomical Observatory

Last update: UTC 2026-02-27 07:08:32

Graphs

Yearly Breakdown of MPEC Types

Term definition:
Editorial - Editorial MPECs associated with this station.
Discovery - MPECs associated with discovery made by this station.
OrbitUpdate - MPECs associated with orbit updates involving observations made by this station. Typically, these are recoveries of single-opposition objects.
DOU - Daily Orbit Update MPECs involving observations made by this station.
ListUpdate - MPECs associated with list updates involving observations made by this station. This category has largely been retired since 2012.
Retraction - Retracted MPECs involving observations made by this station.
Followup - MPECs associated with follow-up observations made by this station to an object discovered elsewhere.
FirstFollowup - MPECs associated with follow-up observations made by this station to an object discovered elsewhere, with this station being the first station to follow-up.
Other - MPECs that do not fit into categories listed above and involve observations made by this station.

Yearly Breakdown of Discovery Object Types

Yearly Breakdown of Orbit Update Object Types

Breakdown by Observers

Breakdown by Measurers

Breakdown by Facilities

Breakdown by Objects

Annual Breakdown

Weekly Breakdown

Hourly Breakdown

Tables

Yearly Breakdown of MPEC Types

Year Total MPECs Editorial Discovery Orbit Update DOU List Update Retraction Other Follow-Up First Follow-Up
2026 0 0 0 0 0 0 0 0 0 0
2025 0 0 0 0 0 0 0 0 0 0
2024 0 0 0 0 0 0 0 0 0 0
2023 0 0 0 0 0 0 0 0 0 0
2022 0 0 0 0 0 0 0 0 0 0
2021 0 0 0 0 0 0 0 0 0 0
2020 0 0 0 0 0 0 0 0 0 0
2019 0 0 0 0 0 0 0 0 0 0
2018 0 0 0 0 0 0 0 0 0 0
2017 0 0 0 0 0 0 0 0 0 0
2016 0 0 0 0 0 0 0 0 0 0
2015 0 0 0 0 0 0 0 0 0 0
2014 0 0 0 0 0 0 0 0 0 0
2013 0 0 0 0 0 0 0 0 0 0
2012 0 0 0 0 0 0 0 0 0 0
2011 0 0 0 0 0 0 0 0 0 0
2010 0 0 0 0 0 0 0 0 0 0
2009 8 0 0 6 2 0 0 0 0 0
2008 0 0 0 0 0 0 0 0 0 0
2007 0 0 0 0 0 0 0 0 0 0
2006 0 0 0 0 0 0 0 0 0 0
2005 0 0 0 0 0 0 0 0 0 0
2004 0 0 0 0 0 0 0 0 0 0
2003 0 0 0 0 0 0 0 0 0 0
2002 0 0 0 0 0 0 0 0 0 0
2001 0 0 0 0 0 0 0 0 0 0
2000 0 0 0 0 0 0 0 0 0 0
1999 0 0 0 0 0 0 0 0 0 0
1998 0 0 0 0 0 0 0 0 0 0
1997 0 0 0 0 0 0 0 0 0 0
1996 0 0 0 0 0 0 0 0 0 0
1995 0 0 0 0 0 0 0 0 0 0
1994 0 0 0 0 0 0 0 0 0 0
1993 0 0 0 0 0 0 0 0 0 0

List of Individual MPECs

Index Name Date/Time Discoverer First-responding Confirmer Object Type Search Archival Image
1 MPEC 2009-C58 DAILY ORBIT UPDATE (2009 FEB. 6 UT) 2009-02-06 07:07:00
2 MPEC 2009-C60 COMET P/2008 Y2 (GIBBS) 2009-02-06 15:18:00 Comet CATCH
3 MPEC 2009-C62 OBSERVATIONS OF COMETS 2009-02-06 15:37:00 Comet CATCH
4 MPEC 2009-C80 OBSERVATIONS OF COMETS 2009-02-12 15:53:00 Comet CATCH
5 MPEC 2009-D21 OBSERVATIONS OF COMETS 2009-02-18 15:43:00 Comet CATCH
6 MPEC 2009-F62 DAILY ORBIT UPDATE (2009 MAR. 23 UT) 2009-03-23 06:12:00
7 MPEC 2009-F76 OBSERVATIONS OF COMETS 2009-03-25 19:09:00 Comet CATCH
8 MPEC 2009-F86 COMET C/2009 F4 (McNAUGHT) 2009-03-26 18:26:00 Comet CATCH

Objects Observed by This Station

Object Observations Discoveries First Obs Last Obs Magnitude MPECs
CK06Q010 1340 0 2008-11-30 2009-03-20 N/A 134
0019P 1287 0 2008-10-26 2009-03-20 13.2 117
CK05L030 1224 0 2009-01-25 2009-03-20 19.9 204
0116P 1176 0 2009-01-25 2009-03-20 22.1 168
0029P 1170 0 2009-01-25 2009-01-25 16.6 585
CK06O02F 1125 0 2008-10-26 2009-03-20 15.1 125
0144P 946 0 2008-11-30 2009-03-20 14.7 86
CK06W030 765 0 2008-10-26 2009-03-20 13.2 153
0077P 732 0 2009-01-25 2009-03-20 21.8 122
0022P 676 0 2009-01-25 2009-03-20 22.0 169
0065P 618 0 2009-03-20 2009-03-20 20.0 309
CK08F75K 564 0 2009-01-25 2009-03-20 16.7 141
0074P 466 0 2009-01-25 2009-01-25 20.4 233
0209P 426 0 2009-01-25 2009-03-20 18.9 71
CK06U060 385 0 2008-11-30 2009-03-20 N/A 55
0017P 318 0 2009-01-25 2009-01-25 18.0 159
CK08T020 294 0 2009-01-25 2009-03-20 14.9 42
CK09F040 266 0 2009-03-20 2009-03-20 19.8 133
0207P 246 0 2008-10-26 2008-11-30 18.1 41
0061P 231 0 2008-11-30 2008-11-30 17.7 77
K09A16D 210 0 2009-01-25 2009-01-25 18.9 42
0204P 208 0 2009-01-25 2009-01-25 18.3 52
CK07N030 188 0 2009-01-25 2009-01-25 20.9 94
CK08N010 156 0 2009-03-20 2009-03-20 N/A 78
CK08A010 132 0 2009-03-20 2009-03-20 19.3 66
0210P 102 0 2009-03-20 2009-03-20 N/A 51
0059P 92 0 2008-11-30 2008-11-30 18.3 46
CK08Q010 86 0 2009-03-20 2009-03-20 19.2 43
CK08E010 81 0 2009-01-25 2009-01-25 23.0 27
0033P 76 0 2009-03-20 2009-03-20 19.5 38
0051P 72 0 2009-01-25 2009-01-25 20.8 36
PK08Y020 63 0 2009-01-25 2009-01-25 21.1 21
PK08Q20P 48 0 2009-01-25 2009-01-25 19.6 24
0212P 32 0 2009-01-25 2009-01-25 19.6 16
K09F00J 30 0 2009-03-20 2009-03-20 22.2 15
K09A16E 26 0 2009-01-25 2009-01-25 18.9 13
K09F04W 16 0 2009-03-20 2009-03-20 19.6 8
K09F04X 12 0 2009-03-20 2009-03-20 18.2 6

List of Observers

Observer Group Total MPECs
H. Sato 6
Unknown 2
Individual Observer Total MPECs
H. Sato 6
Unknown 2

List of Measurers

Measurer Group Total MPECs
Unknown 8
Individual Measurer Total MPECs
Unknown 8

List of Facilities

Facilities Count
0.25-m f/3.4 astrograph + CCD 3
0.25-m f/3.4 reflector + CCD 2
0.25-m f/5.1 reflector + CCD, 0.65-m f/12 Cassegrain + CCD 1
Unknown 2