D74 Nakagawa

Last update: UTC 2026-03-02 07:00:11

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 2 0 0 1 0 0 0 0 1 0
2019 5 0 0 4 0 0 0 0 1 0
2018 2 0 0 2 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 17 0 0 17 0 0 0 0 0 0
2004 35 0 0 35 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 2004-J08 COMET P/2004 F3 (NEAT) 2004-05-01 18:25:00 Comet CATCH
2 MPEC 2004-J10 COMET C/2004 G1 (LINEAR) 2004-05-01 18:41:00 Comet CATCH
3 MPEC 2004-J13 COMET P/2004 H3 (LARSEN) 2004-05-01 19:00:00 Comet CATCH
4 MPEC 2004-J14 OBSERVATIONS OF COMETS 2004-05-01 19:20:00 Comet CATCH
5 MPEC 2004-N32 COMET C/2004 F4 (BRADFIELD) 2004-07-12 18:20:00 Comet CATCH
6 MPEC 2004-N34 COMET P/2004 HC18 (LINEAR) 2004-07-12 18:36:00 Comet CATCH
7 MPEC 2004-N35 COMET C/2004 K1 (CATALINA) 2004-07-12 18:41:00 Comet CATCH
8 MPEC 2004-N36 COMET C/2004 K3 (LINEAR) 2004-07-12 18:48:00 Comet CATCH
9 MPEC 2004-N38 OBSERVATIONS OF COMETS 2004-07-12 19:01:00 Comet CATCH
10 MPEC 2004-P06 COMET C/2004 K1 (CATALINA) 2004-08-02 14:18:00 Comet CATCH
11 MPEC 2004-P08 COMET C/2004 L2 (LINEAR) 2004-08-02 14:49:00 Comet CATCH
12 MPEC 2004-P09 OBSERVATIONS OF COMETS 2004-08-02 14:58:00 Comet CATCH
13 MPEC 2004-P29 COMET C/2004 L1 (LINEAR) 2004-08-09 15:32:00 Comet CATCH
14 MPEC 2004-Q06 COMET C/2004 P1 (NEAT) 2004-08-16 16:19:00 Comet CATCH
15 MPEC 2004-Q07 OBSERVATIONS OF COMETS 2004-08-16 16:33:00 Comet CATCH
16 MPEC 2004-Q33 COMET C/2004 D1 (NEAT) 2004-08-23 14:42:00 Comet CATCH
17 MPEC 2004-Q64 COMET C/2004 K1 (CATALINA) 2004-08-30 14:16:00 Comet CATCH
18 MPEC 2004-Q65 COMET P/2004 K2 (McNAUGHT) 2004-08-30 14:24:00 Comet CATCH
19 MPEC 2004-Q67 COMET C/2004 P1 (NEAT) 2004-08-30 14:34:00 Comet CATCH
20 MPEC 2004-Q70 OBSERVATIONS OF COMETS 2004-08-30 14:53:00 Comet CATCH
21 MPEC 2004-T48 COMET P/2004 R3 (LINEAR-NEAT) 2004-10-11 14:05:00 Comet CATCH
22 MPEC 2004-T51 OBSERVATIONS OF COMETS 2004-10-11 14:34:00 Comet CATCH
23 MPEC 2004-U11 COMET C/2004 P1 (NEAT) 2004-10-18 15:59:00 Comet CATCH
24 MPEC 2004-U14 COMET P/2004 R3 (LINEAR-NEAT) 2004-10-18 16:23:00 Comet CATCH
25 MPEC 2004-U15 COMET C/2004 S1 (VAN NESS) 2004-10-18 16:29:00 Comet CATCH
26 MPEC 2004-V43 COMET C/2004 U1 (LINEAR) 2004-11-08 19:10:00 Comet CATCH
27 MPEC 2004-V46 COMET P/2004 V4 (NEAT) 2004-11-08 20:30:00 Comet CATCH
28 MPEC 2004-V47 OBSERVATIONS OF COMETS 2004-11-08 20:47:00 Comet CATCH
29 MPEC 2004-X18 COMET P/2004 V4 (NEAT) 2004-12-05 23:24:00 Comet CATCH
30 MPEC 2004-X19 COMET P/2004 V5 = 2003 YM159 (LINEAR-HILL) 2004-12-05 23:33:00 Comet CATCH
31 MPEC 2004-X20 OBSERVATIONS OF COMETS 2004-12-05 23:43:00 Comet CATCH
32 MPEC 2004-Y19 OBSERVATIONS OF COMETS 2004-12-18 17:52:00 Comet CATCH
33 MPEC 2004-Y54 COMET P/2004 WR9 (LINEAR) 2004-12-24 15:24:00 Comet CATCH
34 MPEC 2004-Y56 COMET C/2004 X2 (LINEAR) 2004-12-24 15:35:00 Comet CATCH
35 MPEC 2004-Y58 OBSERVATIONS OF COMETS 2004-12-24 16:17:00 Comet CATCH
36 MPEC 2005-B43 COMET C/2004 X2 (LINEAR) 2005-01-21 23:06:00 Comet CATCH
37 MPEC 2005-B44 COMET C/2004 X3 (LINEAR) 2005-01-21 23:12:00 Comet CATCH
38 MPEC 2005-B45 COMET P/2004 Y1 (CHRISTENSEN) 2005-01-21 23:16:00 Comet CATCH
39 MPEC 2005-B47 COMET C/2005 B1 = 2004 FS101 (CHRISTENSEN) 2005-01-21 23:32:00 Comet CATCH
40 MPEC 2005-B48 OBSERVATIONS OF COMETS 2005-01-21 23:49:00 Comet CATCH
41 MPEC 2005-H12 COMET C/2005 G1 (LINEAR) 2005-04-19 14:45:00 Comet CATCH
42 MPEC 2005-H13 COMET P/2005 GF8 (LONEOS) 2005-04-19 15:09:00 Comet CATCH
43 MPEC 2005-H14 OBSERVATIONS OF COMETS 2005-04-19 15:22:00 Comet CATCH
44 MPEC 2005-H31 COMET P/2005 E1 (TUBBIOLO) 2005-04-26 14:33:00 Comet CATCH
45 MPEC 2005-L30 COMET P/2005 L1 (McNAUGHT) 2005-06-06 20:04:00 Comet CATCH
46 MPEC 2005-P45 COMET C/2005 L3 (McNAUGHT) 2005-08-10 00:31:00 Comet CATCH
47 MPEC 2005-P58 COMET P/2005 L4 (CHRISTENSEN) 2005-08-15 16:16:00 Comet CATCH
48 MPEC 2005-P59 COMET P/2005 M1 (CHRISTENSEN) 2005-08-15 16:23:00 Comet CATCH
49 MPEC 2005-P60 COMET P/2005 N3 (LARSON) 2005-08-15 16:27:00 Comet CATCH
50 MPEC 2005-P62 COMET C/2005 O1 (NEAT) 2005-08-15 17:00:00 Comet CATCH
51 MPEC 2005-P63 COMET C/2005 O2 (CHRISTENSEN) 2005-08-15 17:03:00 Comet CATCH
52 MPEC 2005-P64 OBSERVATIONS OF COMETS 2005-08-15 17:16:00 Comet CATCH
53 MPEC 2018-W03 COMET C/2018 V1 (Machholz-Fujikawa-Iwamoto) 2018-11-16 21:56:00 Comet CATCH
54 MPEC 2018-Y69 COMET C/2018 Y1 (Iwamoto) 2018-12-26 02:16:00 Comet CATCH
55 MPEC 2019-C11 COMET C/2019 B1 (Africano) 2019-02-03 03:01:00 Comet CATCH
56 MPEC 2019-C15 COMET C/2018 Y1 (Iwamoto) 2019-02-03 04:10:00 Comet CATCH
57 MPEC 2019-E73 COMET C/2018 W2 (Africano) 2019-03-08 20:42:00 Comet CATCH
58 MPEC 2019-H76 COMET C/2018 X2 (Fitzsimmons) 2019-04-28 15:22:00 Comet CATCH
59 MPEC 2019-J142 OBSERVATIONS AND ORBITS OF COMETS 2019-05-15 14:22:00 Comet CATCH
60 MPEC 2020-A132 COMET C/2020 A2 (Iwamoto) 2020-01-15 17:18:00 Comet CATCH
61 MPEC 2020-H235 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2020-04-30 05:25:00 Comet CATCH

Objects Observed by This Station

Object Observations Discoveries First Obs Last Obs Magnitude MPECs
0099P 1339 0 2004-10-21 2005-01-17 N/A 103
CK01H50T 742 0 2004-07-16 2004-08-11 21.5 106
0037P 546 0 2005-01-09 2005-01-17 22.2 91
CK04K010 510 0 2004-06-13 2005-04-16 20.4 51
0062P 498 0 2004-09-14 2004-09-19 17.2 83
CK20F020 485 0 2020-04-27 2020-04-28 20.5 97
CK04D010 440 0 2004-07-20 2004-11-07 20.8 44
0081P 412 0 2004-07-16 2004-07-16 21.1 206
CK05L030 408 0 2005-08-04 2005-08-04 19.9 204
0103P 393 0 2004-11-19 2004-11-19 21.6 131
CK03K040 348 0 2004-04-11 2004-04-20 21.2 87
CK05B010 316 0 2005-01-17 2005-01-17 19.8 79
CK18Y010 312 0 2018-12-24 2019-02-01 15.5 13
0049P 294 0 2004-08-11 2004-08-11 20.3 147
0048P 226 0 2004-07-16 2004-07-16 17.0 113
PK04A010 216 0 2004-10-16 2004-10-22 N/A 36
CK04B010 213 0 2004-11-19 2004-11-19 21.0 71
CK03T030 192 0 2004-07-20 2004-08-11 17.6 48
CK01K050 186 0 2004-08-20 2004-08-20 14.7 93
CK03O010 176 0 2004-04-27 2004-07-16 N/A 44
CK04U010 175 0 2004-10-21 2004-12-09 19.9 25
PK04F030 156 0 2004-04-21 2005-08-04 N/A 52
CK18V010 150 0 2018-11-10 2018-11-14 9.1 5
CK03T040 146 0 2004-07-16 2004-07-16 18.5 73
0053P 142 0 2004-07-16 2004-07-16 N/A 71
CK03E010 132 0 2004-04-27 2004-07-16 19.4 22
CK04H060 108 0 2004-07-14 2004-08-09 18.6 12
CK18W020 102 0 2019-01-29 2019-01-29 14.4 17
CK02J050 94 0 2004-06-13 2004-06-13 N/A 47
CK03G010 88 0 2004-04-24 2004-04-24 16.5 44
CK04F040 84 0 2004-05-23 2004-07-16 19.3 14
CK04P010 81 0 2004-08-09 2004-10-06 21.0 9
CK05G010 81 0 2005-04-16 2005-04-16 N/A 27
CK04X020 75 0 2004-12-10 2005-01-06 18.5 15
0160P 70 0 2004-09-19 2004-09-19 18.6 35
CK04L020 66 0 2004-07-16 2004-07-16 18.8 33
PK04V05a 66 0 2004-11-19 2004-11-19 18.9 33
CK18X020 64 0 2019-01-29 2019-01-29 16.7 8
PK04V05b 56 0 2004-11-19 2004-11-19 19.5 28
CK04L010 52 0 2004-07-16 2004-07-16 N/A 26
PK04V040 42 0 2004-11-07 2004-11-19 16.6 7
PK05L010 42 0 2005-06-05 2005-06-05 20.2 14
0163P 40 0 2004-12-07 2004-12-07 21.1 20
PK05N030 40 0 2005-08-03 2005-08-04 19.5 8
PK05JA8D 39 0 2005-08-03 2005-08-03 20.4 13
CK04X030 36 0 2005-01-06 2005-01-06 20.1 18
PK04W09R 36 0 2004-12-09 2004-12-09 19.7 12
CK05O010 35 0 2005-08-03 2005-08-04 21.1 7
PK05G08F 33 0 2005-04-14 2005-04-14 17.7 11
PK05L040 33 0 2005-08-03 2005-08-03 19.5 11
CK19B010 32 0 2019-01-29 2019-01-29 N/A 4
CK05O020 30 0 2005-08-04 2005-08-04 18.9 10
PK04R030 30 0 2004-09-19 2004-10-05 19.7 5
PK04H18C 28 0 2004-06-13 2004-06-13 16.1 14
CK04S010 24 0 2004-10-05 2004-10-06 N/A 4
PK04K020 24 0 2004-08-11 2004-08-11 N/A 12
CK20A020 22 0 2020-01-14 2020-01-14 18.5 11
CK20B030 22 0 2020-04-28 2020-04-28 N/A 11
PK05E010 20 0 2005-04-04 2005-04-04 N/A 5
PK18V02N 18 0 2018-12-10 2018-12-10 19.8 6
PK05M010 15 0 2005-08-08 2005-08-08 N/A 5
CK04D61Z 14 0 2004-04-22 2004-04-22 19.3 7
CK18V020 12 0 2018-12-10 2018-12-10 22.5 4
PK04H030 12 0 2004-04-27 2004-04-27 19.8 4
PK04Y010 12 0 2005-01-06 2005-01-06 16.5 6
CK04K030 10 0 2004-06-13 2004-06-13 19.7 5
CK18V040 9 0 2018-12-10 2018-12-10 N/A 3
CK04G010 6 0 2004-04-20 2004-04-20 16.3 3
0369P 4 0 2018-12-10 2018-12-10 20.9 2

List of Observers

Observer Group Total MPECs
H.Hori, H.Maeno 52
H.Hori, K.Imamura 7
H.Hori 1
K.Imamura 1
Individual Observer Total MPECs
H.Hori 60
H.Maeno 52
K.Imamura 8

List of Measurers

Measurer Group Total MPECs
Unknown 56
H.Hori 5
Individual Measurer Total MPECs
Unknown 56
H.Hori 5

List of Facilities

Facilities Count
1.13-m f/6.75 reflector + CCD 52
1.13-m f/9.7 reflector + CCD 9