385 Nihondaira Observatory

Where is this observatory?

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 P/R/FU DOU List Update Retraction Other Follow-Up First Follow-Up
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 0 0 0 0 0 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 2 0 0 0 2 0 0 0 0 0
1998 4 0 1 0 3 0 0 0 0 0
1997 5 0 0 5 0 0 0 0 0 0
1996 3 0 0 1 0 0 0 0 2 0
1995 0 0 0 0 0 0 0 0 0 0
1994 5 0 0 5 0 0 0 0 0 0
1993 2 0 0 2 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 1999-C15 DAILY ORBIT UPDATE (1999 FEB. 9 UT) 1999-02-09 07:06:00
2 MPEC 1999-B08 DAILY ORBIT UPDATE (1999 JAN. 18 UT) 1999-01-18 07:06:00
3 MPEC 1998-Y40 DAILY ORBIT UPDATE (1998 DEC. 30 UT) 1998-12-30 07:06:00
4 MPEC 1998-Y32 DAILY ORBIT UPDATE (1998 DEC. 27 UT) 1998-12-27 07:06:00
5 MPEC 1998-Y29 DAILY ORBIT UPDATE (1998 DEC. 25 UT) 1998-12-25 07:06:00
6 MPEC 1998-Y22 1998 YM4 1998-12-21 15:42:00 ✓ PHAg18 CATCH
7 MPEC 1997-V16 1997 UF9 1997-11-12 17:24:00 NEAl18 CATCH
8 MPEC 1997-U13 1997 UR 1997-10-26 15:21:00 NEA (H>22) CATCH
9 MPEC 1997-R10 1997 RT 1997-09-07 18:56:00 NEA (18>H>22) CATCH
10 MPEC 1997-D06 COMET P/1997 C1 (GEHRELS) 1997-02-19 14:12:00 Comet CATCH
11 MPEC 1997-D05 COMET P/1997 B1 (KOBAYASHI) 1997-02-19 13:51:00 Comet CATCH
12 MPEC 1996-U04 1996 UK 1996-10-21 15:30:00 Unusual CATCH
13 MPEC 1996-F07 1996 FG3 1996-03-26 19:07:00 PHAl18 CATCH
14 MPEC 1996-A07 1995 YA3 = 1995 VB19 1996-01-05 17:34:00 NEAl18 CATCH
15 MPEC 1994-C03 1994 AH2 1994-02-10 19:08:00 NEAl18 CATCH
16 MPEC 1994-B02 1994 AW1 1994-01-17 19:34:00 PHAl18 CATCH
17 MPEC 1994-A07 1993 XN2 1994-01-14 16:21:00 NEAl18 CATCH
18 MPEC 1994-A04 PERIODIC COMET MUELLER 5 (1993s) 1994-01-06 01:09:00 Comet CATCH
19 MPEC 1994-A03 PERIODIC COMET KUSHIDA-MURAMATSU (1993t) 1994-01-06 00:21:00 Comet CATCH
20 MPEC 1993-X05 1993 WD = 1991 VJ14 1993-12-15 14:32:00 NEAl18 CATCH
21 MPEC 1993-V01 1980 RG1 1993-11-04 13:58:00 Unusual CATCH

List of Observers

Observers Count
T. Urata 78

List of Measurers

Measurers Count

List of Facilities

Facilities Count
0.31-m f/4.7 reflector + CCD 54
0.31-m f/4.7 reflector 24