Q21 Southern Utsunomiya

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Graphs

Yearly Breakdown of MPEC Types

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 13 0 0 9 4 0 0 0 0 0
2023 63 0 0 30 17 0 0 0 15 1
2022 60 0 0 24 27 0 0 0 9 0
2021 90 0 0 18 63 0 0 0 8 1
2020 45 0 0 6 36 0 0 0 3 0
2019 15 0 0 9 2 0 0 0 4 0
2018 13 0 0 6 7 0 0 0 0 0
2017 10 0 0 10 0 0 0 0 0 0
2016 18 0 0 13 5 0 0 0 0 0
2015 6 0 0 5 1 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 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

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List of Individual MPECs

Index Name Date/Time Discoverer First-responding Confirmer Object Type Search Archival Image
1 MPEC 2024-E49 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2024-03-05 06:42:00 Comet CATCH
2 MPEC 2024-D127 DAILY ORBIT UPDATE (2024 February 26) 2024-02-26 12:02:00
3 MPEC 2024-D126 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2024-02-26 05:48:00 Comet CATCH
4 MPEC 2024-D122 DAILY ORBIT UPDATE (2024 February 24) 2024-02-24 12:01:00
5 MPEC 2024-D33 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2024-02-17 09:36:00 Comet CATCH
6 MPEC 2024-C04 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2024-02-01 08:11:00 Comet CATCH
7 MPEC 2024-B143 COMET P/2011 NO1 = P/2023 WM26 (Elenin) 2024-01-28 01:59:00 Comet CATCH
8 MPEC 2024-B139 COMET P/2023 Y3 = P/2017 BQ100 (ATLAS) 2024-01-27 04:37:00 Comet CATCH
9 MPEC 2024-B57 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2024-01-20 07:23:00 Comet CATCH
10 MPEC 2024-B20 DAILY ORBIT UPDATE (2024 January 17) 2024-01-17 12:27:00
11 MPEC 2024-A150 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2024-01-13 04:14:00 Comet CATCH
12 MPEC 2024-A43 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2024-01-05 07:20:00 Comet CATCH
13 MPEC 2024-A26 DAILY ORBIT UPDATE (2024 January 3) 2024-01-03 12:13:00
14 MPEC 2023-Y70 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-12-21 09:40:00 Comet CATCH
15 MPEC 2023-X256 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-12-13 04:23:00 Comet CATCH
16 MPEC 2023-X225 COMET C/2023 X1 (Leonard) 2023-12-12 02:37:00 Comet CATCH
17 MPEC 2023-X222 COMET C/2023 X1 (Lemmon) 2023-12-11 23:22:00 Comet CATCH
18 MPEC 2023-X98 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-12-06 08:53:00 Comet CATCH
19 MPEC 2023-W26 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-11-19 01:05:00 Comet CATCH
20 MPEC 2023-V225 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-11-13 04:13:00 Comet CATCH
21 MPEC 2023-V127 DAILY ORBIT UPDATE (2023 November 9) 2023-11-09 12:23:00
22 MPEC 2023-V01 COMET C/2023 S3 (Lemmon) 2023-11-01 02:12:00 Comet CATCH
23 MPEC 2023-U290 COMET C/2023 T3 (Fuls) 2023-10-30 23:26:00 Comet CATCH
24 MPEC 2023-U276 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-10-29 08:53:00 Comet CATCH
25 MPEC 2023-U272 DAILY ORBIT UPDATE (2023 October 27) 2023-10-27 12:20:00
26 MPEC 2023-U159 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-10-21 05:24:00 Comet CATCH
27 MPEC 2023-U42 DAILY ORBIT UPDATE (2023 October 17) 2023-10-17 12:27:00
28 MPEC 2023-T226 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-10-14 00:34:00 Comet CATCH
29 MPEC 2023-T65 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-10-07 04:08:00 Comet CATCH
30 MPEC 2023-T07 COMET C/2023 R2 (PANSTARRS) 2023-10-03 02:11:00 Comet CATCH
31 MPEC 2023-S264 COMET P/2023 S1 2023-09-29 21:36:00 Comet CATCH
32 MPEC 2023-S260 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-09-29 00:01:00 Comet CATCH
33 MPEC 2023-S145 DAILY ORBIT UPDATE (2023 September 21) 2023-09-21 12:21:00
34 MPEC 2023-S111 DAILY ORBIT UPDATE (2023 September 20) 2023-09-20 12:13:00
35 MPEC 2023-R153 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-09-12 09:13:00 Comet CATCH
36 MPEC 2023-R20 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-09-06 07:20:00 Comet CATCH
37 MPEC 2023-Q150 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-08-28 08:03:00 Comet CATCH
38 MPEC 2023-Q33 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-08-20 03:16:00 Comet CATCH
39 MPEC 2023-Q03 DAILY ORBIT UPDATE (2023 August 16) 2023-08-16 12:27:00
40 MPEC 2023-P25 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-08-07 00:38:00 Comet CATCH
41 MPEC 2023-O106 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-07-29 01:50:00 Comet CATCH
42 MPEC 2023-M109 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-06-23 00:18:00 ✓ Comet CATCH
43 MPEC 2023-L10 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-06-02 05:34:00 Comet CATCH
44 MPEC 2023-K136 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-05-25 03:40:00 Comet CATCH
45 MPEC 2023-K121 COMET C/2022 V2 (Lemmon) 2023-05-24 02:57:00 Comet CATCH
46 MPEC 2023-J95 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-05-11 00:00:00 Comet CATCH
47 MPEC 2023-J29 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-05-04 05:11:00 Comet CATCH
48 MPEC 2023-H227 COMET P/2010 OE101 = P/2021 LJ31 (WISE) 2023-04-28 06:34:00 Comet CATCH
49 MPEC 2023-H131 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-04-21 20:15:00 Comet CATCH
50 MPEC 2023-G63 DAILY ORBIT UPDATE (2023 April 12) 2023-04-12 12:03:00
51 MPEC 2023-F200 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-03-29 02:03:00 Comet CATCH
52 MPEC 2023-F81 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-03-21 02:27:00 Comet CATCH
53 MPEC 2023-E68 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-03-13 20:48:00 Comet CATCH
54 MPEC 2023-E59 COMET C/2023 E1 (ATLAS) 2023-03-12 03:18:00 Comet CATCH
55 MPEC 2023-E54 DAILY ORBIT UPDATE (2023 March 10) 2023-03-10 12:15:00
56 MPEC 2023-E49 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-03-06 22:02:00 Comet CATCH
57 MPEC 2023-D77 COMET C/2023 A3 (Tsuchinshan-ATLAS) 2023-02-28 23:54:00 Comet CATCH
58 MPEC 2023-D72 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-02-28 04:56:00 Comet CATCH
59 MPEC 2023-D41 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-02-22 07:38:00 Comet CATCH
60 MPEC 2023-D33 2023 DN 2023-02-21 00:08:00 NEA (H>22) CATCH
61 MPEC 2023-D28 DAILY ORBIT UPDATE (2023 February 20) 2023-02-20 12:04:00
62 MPEC 2023-D17 DAILY ORBIT UPDATE (2023 February 18) 2023-02-18 12:03:00
63 MPEC 2023-C155 DAILY ORBIT UPDATE (2023 February 15) 2023-02-15 12:02:00
64 MPEC 2023-C137 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-02-14 06:37:00 Comet CATCH
65 MPEC 2023-C52 COMET C/2022 T1 (Lemmon) 2023-02-09 08:50:00 Comet CATCH
66 MPEC 2023-C45 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-02-07 05:46:00 Comet CATCH
67 MPEC 2023-C34 DAILY ORBIT UPDATE (2023 February 4) 2023-02-04 12:07:00
68 MPEC 2023-C19 DAILY ORBIT UPDATE (2023 February 2) 2023-02-02 12:06:00
69 MPEC 2023-C08 DAILY ORBIT UPDATE (2023 February 1) 2023-02-01 12:05:00
70 MPEC 2023-B225 COMET C/2022 Y2 (Lemmon) 2023-01-31 21:35:00 Comet CATCH
71 MPEC 2023-B211 DAILY ORBIT UPDATE (2023 January 31) 2023-01-31 12:04:00
72 MPEC 2023-B154 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-01-28 03:51:00 Comet CATCH
73 MPEC 2023-B112 DAILY ORBIT UPDATE (2023 January 25) 2023-01-25 12:05:00
74 MPEC 2023-B94 DAILY ORBIT UPDATE (2023 January 24) 2023-01-24 12:05:00
75 MPEC 2023-B57 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-01-21 09:44:00 Comet CATCH
76 MPEC 2023-A29 COMET C/2022 W3 (Leonard) 2023-01-10 05:59:00 Comet CATCH
77 MPEC 2022-Y114 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-12-24 01:27:00 Comet CATCH
78 MPEC 2022-Y61 DAILY ORBIT UPDATE (2022 December 20) 2022-12-20 12:18:00
79 MPEC 2022-Y15 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-12-17 07:23:00 Comet CATCH
80 MPEC 2022-X67 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-12-09 07:22:00 Comet CATCH
81 MPEC 2022-X34 DAILY ORBIT UPDATE (2022 December 2) 2022-12-02 12:05:00
82 MPEC 2022-X16 DAILY ORBIT UPDATE (2022 December 1) 2022-12-01 12:03:00
83 MPEC 2022-W160 A/2022 T1 2022-11-24 07:57:00 Comet CATCH
84 MPEC 2022-W148 COMET P/2022 V1 = P/2010 BN109 (WISE-Lemmon) 2022-11-23 05:50:00 Comet CATCH
85 MPEC 2022-W132 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-11-22 03:42:00 Comet CATCH
86 MPEC 2022-W116 DAILY ORBIT UPDATE (2022 November 21) 2022-11-21 12:14:00
87 MPEC 2022-V95 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-11-05 03:31:00 Comet CATCH
88 MPEC 2022-V66 COMET C/2022 U2 (ATLAS) 2022-11-02 21:29:00 Comet CATCH
89 MPEC 2022-V09 DAILY ORBIT UPDATE (2022 November 1) 2022-11-01 12:23:00
90 MPEC 2022-U349 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-10-29 04:43:00 Comet CATCH
91 MPEC 2022-U325 DAILY ORBIT UPDATE (2022 October 28) 2022-10-28 12:14:00
92 MPEC 2022-U228 DAILY ORBIT UPDATE (2022 October 25) 2022-10-25 12:09:00
93 MPEC 2022-T136 DAILY ORBIT UPDATE (2022 October 13) 2022-10-13 12:03:00
94 MPEC 2022-T133 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-10-13 04:45:00 Comet CATCH
95 MPEC 2022-T100 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-10-07 06:33:00 Comet CATCH
96 MPEC 2022-T63 DAILY ORBIT UPDATE (2022 October 4) 2022-10-04 12:15:00
97 MPEC 2022-Q67 DAILY ORBIT UPDATE (2022 August 22) 2022-08-22 12:05:00
98 MPEC 2022-O116 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-07-31 08:01:00 Comet CATCH
99 MPEC 2022-O62 DAILY ORBIT UPDATE (2022 July 27) 2022-07-27 12:04:00
100 MPEC 2022-N37 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-07-06 08:40:00 Comet CATCH
101 MPEC 2022-N24 DAILY ORBIT UPDATE (2022 July 4) 2022-07-04 12:02:00
102 MPEC 2022-N10 DAILY ORBIT UPDATE (2022 July 1) 2022-07-01 12:01:00
103 MPEC 2022-M93 DAILY ORBIT UPDATE (2022 June 28) 2022-06-28 12:05:00
104 MPEC 2022-M88 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-06-28 07:56:00 Comet CATCH
105 MPEC 2022-M74 DAILY ORBIT UPDATE (2022 June 26) 2022-06-26 12:04:00
106 MPEC 2022-M21 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-06-21 05:43:00 Comet CATCH
107 MPEC 2022-L66 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-06-08 04:25:00 Comet CATCH
108 MPEC 2022-K103 DAILY ORBIT UPDATE (2022 May 26) 2022-05-26 12:04:00
109 MPEC 2022-K19 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-05-20 03:39:00 Comet CATCH
110 MPEC 2022-J42 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-05-06 07:24:00 Comet CATCH
111 MPEC 2022-J33 COMET C/2021 X1 (Maury-Attard) 2022-05-05 08:19:00 Comet CATCH
112 MPEC 2022-H30 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-04-23 08:53:00 Comet CATCH
113 MPEC 2022-H04 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-04-17 04:45:00 Comet CATCH
114 MPEC 2022-G171 DAILY ORBIT UPDATE (2022 April 12) 2022-04-12 12:15:00
115 MPEC 2022-F14 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-03-22 07:23:00 Comet CATCH
116 MPEC 2022-F11 DAILY ORBIT UPDATE (2022 March 20) 2022-03-20 12:11:00
117 MPEC 2022-E165 DAILY ORBIT UPDATE (2022 March 10) 2022-03-10 12:03:00
118 MPEC 2022-E133 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-03-09 03:16:00 Comet CATCH
119 MPEC 2022-D36 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-02-23 06:10:00 Comet CATCH
120 MPEC 2022-D30 DAILY ORBIT UPDATE (2022 February 22) 2022-02-22 12:04:00
121 MPEC 2022-D22 2022 DF 2022-02-21 03:15:00 NEA (H>22) CATCH
122 MPEC 2022-C234 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-02-14 08:44:00 Comet CATCH
123 MPEC 2022-C56 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-02-04 04:24:00 Comet CATCH
124 MPEC 2022-C15 COMET C/2021 F1 (Lemmon-PANSTARRS) 2022-02-02 05:26:00 Comet CATCH
125 MPEC 2022-B105 2022 BH3 2022-01-29 13:12:00 NEA (H>22) CATCH
126 MPEC 2022-B28 DAILY ORBIT UPDATE (2022 January 25) 2022-01-25 12:20:00
127 MPEC 2022-A179 DAILY ORBIT UPDATE (2022 January 14) 2022-01-14 12:15:00
128 MPEC 2022-A145 DAILY ORBIT UPDATE (2022 January 11) 2022-01-11 12:06:00
129 MPEC 2022-A142 DAILY ORBIT UPDATE (2022 January 10) 2022-01-10 12:05:00
130 MPEC 2022-A65 DAILY ORBIT UPDATE (2022 January 7) 2022-01-07 12:07:00
131 MPEC 2022-A59 COMET C/2022 A1 (Sarneczky) 2022-01-07 05:10:00 Comet CATCH
132 MPEC 2022-A50 COMET C/2021 Y1 (ATLAS) 2022-01-06 20:09:00 Comet CATCH
133 MPEC 2022-A23 DAILY ORBIT UPDATE (2022 January 5) 2022-01-05 12:04:00
134 MPEC 2022-A21 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-01-04 23:56:00 Comet CATCH
135 MPEC 2022-A14 DAILY ORBIT UPDATE (2022 January 4) 2022-01-04 12:04:00
136 MPEC 2022-A07 2022 AB 2022-01-02 22:33:00 NEA (H>22) CATCH
137 MPEC 2021-Y76 DAILY ORBIT UPDATE (2021 December 31) 2021-12-31 12:01:00
138 MPEC 2021-Y50 DAILY ORBIT UPDATE (2021 December 23) 2021-12-23 12:03:00
139 MPEC 2021-Y48 DAILY ORBIT UPDATE (2021 December 22) 2021-12-22 12:03:00
140 MPEC 2021-Y47 DAILY ORBIT UPDATE (2021 December 21) 2021-12-21 12:03:00
141 MPEC 2021-Y44 DAILY ORBIT UPDATE (2021 December 20) 2021-12-20 12:02:00
142 MPEC 2021-Y10 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-12-17 09:49:00 Comet CATCH
143 MPEC 2021-X228 DAILY ORBIT UPDATE (2021 December 15) 2021-12-15 12:32:00
144 MPEC 2021-X165 COMET C/2021 A1 (Leonard) 2021-12-09 03:15:00 Comet CATCH
145 MPEC 2021-X157 A/2021 X1 2021-12-08 12:59:00 Comet CATCH
146 MPEC 2021-W138 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-11-30 05:18:00 Comet CATCH
147 MPEC 2021-W74 2021 WA1 2021-11-27 21:50:00 NEA (H>22) CATCH
148 MPEC 2021-W66 2021 WT 2021-11-27 10:09:00 ✓ NEA (H>22) CATCH
149 MPEC 2021-W58 DAILY ORBIT UPDATE (2021 November 26) 2021-11-26 12:04:00
150 MPEC 2021-W50 DAILY ORBIT UPDATE (2021 November 25) 2021-11-25 12:03:00
151 MPEC 2021-W31 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-11-21 03:00:00 Comet CATCH
152 MPEC 2021-W15 DAILY ORBIT UPDATE (2021 November 17) 2021-11-17 12:06:00
153 MPEC 2021-V302 DAILY ORBIT UPDATE (2021 November 13) 2021-11-13 12:02:00
154 MPEC 2021-V105 DAILY ORBIT UPDATE (2021 November 5) 2021-11-05 12:16:00
155 MPEC 2021-U109 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-10-27 07:53:00 Comet CATCH
156 MPEC 2021-U31 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-10-19 05:12:00 Comet CATCH
157 MPEC 2021-T130 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-10-06 05:43:00 Comet CATCH
158 MPEC 2021-T02 DAILY ORBIT UPDATE (2021 October 1) 2021-10-01 12:09:00
159 MPEC 2021-R75 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-09-05 06:14:00 Comet CATCH
160 MPEC 2021-Q42 COMET C/2021 P4 (ATLAS) 2021-08-21 06:36:00 Comet CATCH
161 MPEC 2021-Q37 DAILY ORBIT UPDATE (2021 August 19) 2021-08-19 12:09:00
162 MPEC 2021-P132 DAILY ORBIT UPDATE (2021 August 12) 2021-08-12 12:03:00
163 MPEC 2021-P71 DAILY ORBIT UPDATE (2021 August 7) 2021-08-07 12:03:00
164 MPEC 2021-P50 DAILY ORBIT UPDATE (2021 August 6) 2021-08-06 12:02:00
165 MPEC 2021-P47 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-08-06 07:05:00 Comet CATCH
166 MPEC 2021-P08 DAILY ORBIT UPDATE (2021 August 2) 2021-08-02 12:05:00
167 MPEC 2021-P05 COMET C/2021 O3 (PANSTARRS) 2021-08-01 23:49:00 Comet CATCH
168 MPEC 2021-O69 DAILY ORBIT UPDATE (2021 July 30) 2021-07-30 12:03:00
169 MPEC 2021-O56 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-07-27 05:45:00 Comet CATCH
170 MPEC 2021-O48 DAILY ORBIT UPDATE (2021 July 25) 2021-07-25 12:01:00
171 MPEC 2021-O47 COMET C/2021 O1 (Nishimura) 2021-07-25 04:20:00 Comet CATCH
172 MPEC 2021-O43 DAILY ORBIT UPDATE (2021 July 24) 2021-07-24 12:01:00
173 MPEC 2021-O40 DAILY ORBIT UPDATE (2021 July 23) 2021-07-23 12:01:00
174 MPEC 2021-O38 DAILY ORBIT UPDATE (2021 July 22) 2021-07-22 12:09:00
175 MPEC 2021-O35 DAILY ORBIT UPDATE (2021 July 21) 2021-07-21 12:09:00
176 MPEC 2021-O09 DAILY ORBIT UPDATE (2021 July 17) 2021-07-17 12:07:00
177 MPEC 2021-N06 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-07-02 04:55:00 Comet CATCH
178 MPEC 2021-M106 DAILY ORBIT UPDATE (2021 June 29) 2021-06-29 12:23:00
179 MPEC 2021-M68 DAILY ORBIT UPDATE (2021 June 21) 2021-06-21 12:17:00
180 MPEC 2021-L169 DAILY ORBIT UPDATE (2021 June 15) 2021-06-15 12:19:00
181 MPEC 2021-L139 DAILY ORBIT UPDATE (2021 June 13) 2021-06-13 14:36:00
182 MPEC 2021-L126 DAILY ORBIT UPDATE (2021 June 11) 2021-06-11 12:06:00
183 MPEC 2021-L113 DAILY ORBIT UPDATE (2021 June 10) 2021-06-10 12:06:00
184 MPEC 2021-L04 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-06-01 05:18:00 Comet CATCH
185 MPEC 2021-K103 DAILY ORBIT UPDATE (2021 May 31) 2021-05-31 12:04:00
186 MPEC 2021-J60 DAILY ORBIT UPDATE (2021 May 5) 2021-05-05 12:02:00
187 MPEC 2021-J28 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-05-03 06:02:00 Comet CATCH
188 MPEC 2021-H148 DAILY ORBIT UPDATE (2021 April 30) 2021-04-30 12:24:00
189 MPEC 2021-H133 DAILY ORBIT UPDATE (2021 April 25) 2021-04-25 12:22:00
190 MPEC 2021-G105 DAILY ORBIT UPDATE (2021 April 8) 2021-04-08 15:09:00
191 MPEC 2021-F119 DAILY ORBIT UPDATE (2021 March 26) 2021-03-26 15:01:00
192 MPEC 2021-F115 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-03-26 07:20:00 Comet CATCH
193 MPEC 2021-F102 DAILY ORBIT UPDATE (2021 March 24) 2021-03-24 15:07:00
194 MPEC 2021-F69 DAILY ORBIT UPDATE (2021 March 22) 2021-03-22 15:05:00
195 MPEC 2021-F20 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-03-18 08:58:00 Comet CATCH
196 MPEC 2021-E133 DAILY ORBIT UPDATE (2021 March 13) 2021-03-13 15:04:00
197 MPEC 2021-E49 DAILY ORBIT UPDATE (2021 March 7) 2021-03-07 15:37:00
198 MPEC 2021-E06 DAILY ORBIT UPDATE (2021 March 3) 2021-03-03 15:29:00
199 MPEC 2021-E04 DAILY ORBIT UPDATE (2021 March 2) 2021-03-02 15:29:00
200 MPEC 2021-D112 COMET C/2021 C3 (Catalina) 2021-02-26 07:47:00 Comet CATCH
201 MPEC 2021-D90 DAILY ORBIT UPDATE (2021 February 23) 2021-02-23 12:26:00
202 MPEC 2021-D77 DAILY ORBIT UPDATE (2021 February 22) 2021-02-22 12:24:00
203 MPEC 2021-C330 DAILY ORBIT UPDATE (2021 February 15) 2021-02-15 13:55:00
204 MPEC 2021-C239 DAILY ORBIT UPDATE (2021 February 12) 2021-02-12 12:14:00
205 MPEC 2021-C183 DAILY ORBIT UPDATE (2021 February 10) 2021-02-10 12:10:00
206 MPEC 2021-C123 DAILY ORBIT UPDATE (2021 February 9) 2021-02-09 12:09:00
207 MPEC 2021-C87 DAILY ORBIT UPDATE (2021 February 8) 2021-02-08 12:06:00
208 MPEC 2021-C27 DAILY ORBIT UPDATE (2021 February 6) 2021-02-06 12:03:00
209 MPEC 2021-C14 DAILY ORBIT UPDATE (2021 February 3) 2021-02-03 12:02:00
210 MPEC 2021-C07 DAILY ORBIT UPDATE (2021 February 2) 2021-02-02 12:02:00
211 MPEC 2021-B143 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-01-31 04:56:00 Comet CATCH
212 MPEC 2021-B140 COMET P/2010 A5 = P/2020 Y5 (LINEAR) 2021-01-29 03:45:00 Comet CATCH
213 MPEC 2021-B139 DAILY ORBIT UPDATE (2021 January 28) 2021-01-28 13:40:00
214 MPEC 2021-B126 DAILY ORBIT UPDATE (2021 January 24) 2021-01-24 12:03:00
215 MPEC 2021-B121 DAILY ORBIT UPDATE (2021 January 23) 2021-01-23 12:02:00
216 MPEC 2021-B104 DAILY ORBIT UPDATE (2021 January 21) 2021-01-21 12:02:00
217 MPEC 2021-B84 DAILY ORBIT UPDATE (2021 January 20) 2021-01-20 12:02:00
218 MPEC 2021-A196 DAILY ORBIT UPDATE (2021 January 15) 2021-01-15 12:17:00
219 MPEC 2021-A195 COMET C/2020 Y3 (ATLAS) 2021-01-15 05:00:00 Comet CATCH
220 MPEC 2021-A190 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-01-15 00:38:00 Comet CATCH
221 MPEC 2021-A112 DAILY ORBIT UPDATE (2021 January 10) 2021-01-10 12:11:00
222 MPEC 2021-A99 COMET C/2021 A1 (Leonard) 2021-01-10 00:09:00 Comet CATCH
223 MPEC 2021-A86 DAILY ORBIT UPDATE (2021 January 9) 2021-01-09 12:09:00
224 MPEC 2021-A62 DAILY ORBIT UPDATE (2021 January 7) 2021-01-07 19:32:00
225 MPEC 2021-A42 DAILY ORBIT UPDATE (2021 January 6) 2021-01-06 12:05:00
226 MPEC 2021-A07 DAILY ORBIT UPDATE (2021 January 3) 2021-01-03 12:01:00
227 MPEC 2020-Y152 DAILY ORBIT UPDATE (2020 December 29) 2020-12-29 12:01:00
228 MPEC 2020-Y129 DAILY ORBIT UPDATE (2020 December 26) 2020-12-26 12:35:00
229 MPEC 2020-Y65 DAILY ORBIT UPDATE (2020 December 21) 2020-12-21 12:31:00
230 MPEC 2020-Y10 DAILY ORBIT UPDATE (2020 December 16) 2020-12-16 12:26:00
231 MPEC 2020-X145 DAILY ORBIT UPDATE (2020 December 13) 2020-12-13 12:23:00
232 MPEC 2020-X69 DAILY ORBIT UPDATE (2020 December 8) 2020-12-08 12:17:00
233 MPEC 2020-X51 DAILY ORBIT UPDATE (2020 December 7) 2020-12-07 12:16:00
234 MPEC 2020-X15 DAILY ORBIT UPDATE (2020 December 5) 2020-12-05 12:13:00
235 MPEC 2020-X03 DAILY ORBIT UPDATE (2020 December 2) 2020-12-02 12:11:00
236 MPEC 2020-W186 DAILY ORBIT UPDATE (2020 November 29) 2020-11-29 12:10:00
237 MPEC 2020-W179 COMET P/2020 V4 (Rankin) 2020-11-27 19:46:00 Comet CATCH
238 MPEC 2020-W175 DAILY ORBIT UPDATE (2020 November 27) 2020-11-27 12:09:00
239 MPEC 2020-W151 DAILY ORBIT UPDATE (2020 November 25) 2020-11-25 12:08:00
240 MPEC 2020-W135 DAILY ORBIT UPDATE (2020 November 24) 2020-11-24 12:07:00
241 MPEC 2020-W124 DAILY ORBIT UPDATE (2020 November 23) 2020-11-23 12:06:00
242 MPEC 2020-W105 DAILY ORBIT UPDATE (2020 November 22) 2020-11-22 12:05:00
243 MPEC 2020-W84 DAILY ORBIT UPDATE (2020 November 20) 2020-11-20 12:04:00
244 MPEC 2020-W62 DAILY ORBIT UPDATE (2020 November 18) 2020-11-18 12:02:00
245 MPEC 2020-W26 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2020-11-17 07:41:00 Comet CATCH
246 MPEC 2020-W08 DAILY ORBIT UPDATE (2020 November 16) 2020-11-16 12:02:00
247 MPEC 2020-V157 DAILY ORBIT UPDATE (2020 November 15) 2020-11-15 12:01:00
248 MPEC 2020-V132 DAILY ORBIT UPDATE (2020 November 13) 2020-11-13 12:08:00
249 MPEC 2020-V70 DAILY ORBIT UPDATE (2020 November 11) 2020-11-11 12:07:00
250 MPEC 2020-V52 DAILY ORBIT UPDATE (2020 November 9) 2020-11-09 12:05:00
251 MPEC 2020-V46 DAILY ORBIT UPDATE (2020 November 8) 2020-11-08 12:05:00
252 MPEC 2020-V16 DAILY ORBIT UPDATE (2020 November 5) 2020-11-05 12:02:00
253 MPEC 2020-V02 DAILY ORBIT UPDATE (2020 November 2) 2020-11-02 12:00:00
254 MPEC 2020-V01 DAILY ORBIT UPDATE (2020 November 1) 2020-11-01 12:11:00
255 MPEC 2020-U270 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2020-10-31 03:54:00 Comet CATCH
256 MPEC 2020-U248 DAILY ORBIT UPDATE (2020 October 27) 2020-10-27 12:07:00
257 MPEC 2020-U176 DAILY ORBIT UPDATE (2020 October 22) 2020-10-22 12:48:00
258 MPEC 2020-U160 DAILY ORBIT UPDATE (2020 October 21) 2020-10-21 12:46:00
259 MPEC 2020-U132 DAILY ORBIT UPDATE (2020 October 20) 2020-10-20 12:46:00
260 MPEC 2020-T116 DAILY ORBIT UPDATE (2020 October 13) 2020-10-13 12:31:00
261 MPEC 2020-S253 DAILY ORBIT UPDATE (2020 September 30) 2020-09-30 12:04:00
262 MPEC 2020-R04 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2020-09-03 04:50:00 Comet CATCH
263 MPEC 2020-Q232 DAILY ORBIT UPDATE (2020 August 31) 2020-08-31 13:18:00
264 MPEC 2020-Q193 DAILY ORBIT UPDATE (2020 August 25) 2020-08-25 12:15:00
265 MPEC 2020-Q175 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2020-08-24 17:36:00 Comet CATCH
266 MPEC 2020-K131 Comet C/2019 Y4 (ATLAS) 2020-05-22 20:52:00 Comet CATCH
267 MPEC 2020-K117 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2020-05-22 05:55:00 Comet CATCH
268 MPEC 2020-K02 DAILY ORBIT UPDATE (2020 May 16) 2020-05-16 12:10:00
269 MPEC 2020-J34 DAILY ORBIT UPDATE (2020 May 4) 2020-05-04 12:04:00
270 MPEC 2020-H235 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2020-04-30 05:25:00 Comet CATCH
271 MPEC 2020-E26 OBSERVATIONS AND ORBITS OF COMETS and A/ OBJECTS 2020-03-06 22:35:00 Comet CATCH
272 MPEC 2019-X94 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2019-12-08 21:23:00 Comet CATCH
273 MPEC 2019-W50 2I/Borisov 2019-11-18 23:59:00 Interstellar CATCH
274 MPEC 2019-V116 Observations and orbits of comets 2019-11-07 18:07:00 Comet CATCH
275 MPEC 2019-U80 COMET 2I/Borisov 2019-10-22 03:15:00 Comet CATCH
276 MPEC 2019-T169 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2019-10-09 16:11:00 Comet CATCH
277 MPEC 2019-Q135 OBSERVATIONS AND ORBITS OF COMETS 2019-08-30 13:34:00 Comet CATCH
278 MPEC 2019-Q10 COMET 260P/McNaught 2019-08-17 00:53:00 Comet CATCH
279 MPEC 2019-L24 OBSERVATIONS AND ORBITS OF COMETS 2019-06-02 18:58:00 Comet CATCH
280 MPEC 2019-K38 DAILY ORBIT UPDATE (2019 MAY 26 UT) 2019-05-26 12:02:00
281 MPEC 2019-J142 OBSERVATIONS AND ORBITS OF COMETS 2019-05-15 14:22:00 Comet CATCH
282 MPEC 2019-D01 COMET C/2018 Y1 (Iwamoto) 2019-02-16 01:47:00 Comet CATCH
283 MPEC 2019-C15 COMET C/2018 Y1 (Iwamoto) 2019-02-03 04:10:00 Comet CATCH
284 MPEC 2019-C13 COMET P/2019 A2 (ATLAS) 2019-02-03 03:45:00 Comet CATCH
285 MPEC 2019-B48 COMET C/2018 Y1 (Iwamoto) 2019-01-18 12:16:00 Comet CATCH
286 MPEC 2019-A234 DAILY ORBIT UPDATE (2019 JAN. 14 UT) 2019-01-14 13:06:00
287 MPEC 2018-Y90 DAILY ORBIT UPDATE (2018 DEC. 28 UT) 2018-12-28 13:06:00
288 MPEC 2018-Y74 COMET 46P/Wirtanen 2018-12-26 17:43:00 Comet CATCH
289 MPEC 2018-Y66 DAILY ORBIT UPDATE (2018 DEC. 25 UT) 2018-12-25 13:05:00
290 MPEC 2018-Y63 DAILY ORBIT UPDATE (2018 DEC. 24 UT) 2018-12-24 13:07:00
291 MPEC 2018-U70 OBSERVATIONS AND ORBITS OF COMETS 2018-10-25 21:24:00 Comet CATCH
292 MPEC 2018-S50 OBSERVATIONS AND ORBITS OF COMETS 2018-09-21 00:29:00 Comet CATCH
293 MPEC 2018-O36 DAILY ORBIT UPDATE (2018 JULY 22 UT) 2018-07-22 12:03:00
294 MPEC 2018-F152 OBSERVATIONS AND ORBITS OF COMETS 2018-03-29 14:48:00 Comet CATCH
295 MPEC 2018-F129 DAILY ORBIT UPDATE (2018 MAR. 25 UT) 2018-03-25 12:03:00
296 MPEC 2018-E20 DAILY ORBIT UPDATE (2018 MAR. 6 UT) 2018-03-06 13:02:00
297 MPEC 2018-D91 OBSERVATIONS AND ORBITS OF COMETS 2018-02-28 15:50:00 Comet CATCH
298 MPEC 2018-C79 DAILY ORBIT UPDATE (2018 FEB. 12 UT) 2018-02-12 13:05:00
299 MPEC 2018-B155 OBSERVATIONS AND ORBITS OF COMETS 2018-01-28 22:08:00 Comet CATCH
300 MPEC 2017-Y165 COMET C/2017 T1 (Heinze) 2017-12-31 23:53:00 Comet CATCH
301 MPEC 2017-X08 OBSERVATIONS AND ORBITS OF COMETS 2017-12-03 00:40:00 Comet CATCH
302 MPEC 2017-V13 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2017-11-03 22:26:00 Comet CATCH
303 MPEC 2017-T14 OBSERVATIONS AND ORBITS OF COMETS 2017-10-03 16:54:00 Comet CATCH
304 MPEC 2017-S57 COMET C/2017 O1 (ASASSN) 2017-09-19 21:05:00 Comet CATCH
305 MPEC 2017-N58 OBSERVATIONS AND ORBITS OF COMETS 2017-07-06 18:55:00 Comet CATCH
306 MPEC 2017-J52 OBSERVATIONS AND ORBITS OF COMETS 2017-05-07 04:08:00 Comet CATCH
307 MPEC 2017-E59 OBSERVATIONS AND ORBITS OF COMETS 2017-03-08 23:15:00 Comet CATCH
308 MPEC 2017-B20 COMET C/2017 A1 (PANSTARRS) 2017-01-18 18:03:00 Comet CATCH
309 MPEC 2017-A77 OBSERVATIONS AND ORBITS OF COMETS 2017-01-12 03:18:00 Comet CATCH
310 MPEC 2016-V116 OBSERVATIONS AND ORBITS OF COMETS 2016-11-12 18:02:00 Comet CATCH
311 MPEC 2016-U66 OBSERVATIONS AND ORBITS OF COMETS 2016-10-25 19:39:00 Comet CATCH
312 MPEC 2016-S104 COMET C/2016 N4 (MASTER) 2016-09-30 13:13:00 Comet CATCH
313 MPEC 2016-R37 DAILY ORBIT UPDATE (2016 SEPT. 5 UT) 2016-09-05 12:03:00
314 MPEC 2016-Q04 OBSERVATIONS AND ORBITS OF COMETS 2016-08-16 22:40:00 Comet CATCH
315 MPEC 2016-O276 COMET C/2016 K1 (LINEAR) 2016-07-19 15:33:00 Comet CATCH
316 MPEC 2016-N91 DAILY ORBIT UPDATE (2016 JULY 14 UT) 2016-07-14 12:04:00
317 MPEC 2016-N54 DAILY ORBIT UPDATE (2016 JULY 9 UT) 2016-07-09 12:03:00
318 MPEC 2016-N24 DAILY ORBIT UPDATE (2016 JULY 5 UT) 2016-07-05 12:03:00
319 MPEC 2016-M09 OBSERVATIONS AND ORBITS OF COMETS 2016-06-17 18:29:00 Comet CATCH
320 MPEC 2016-K18 OBSERVATIONS AND ORBITS OF COMETS 2016-05-20 18:15:00 Comet CATCH
321 MPEC 2016-H35 OBSERVATIONS AND ORBITS OF COMETS 2016-04-21 10:14:00 Comet CATCH
322 MPEC 2016-F43 OBSERVATIONS AND ORBITS OF COMETS 2016-03-21 10:45:00 Comet CATCH
323 MPEC 2016-E130 332P/Ikeya-Murakami 2016-03-12 19:51:00 Unusual CATCH
324 MPEC 2016-D32 OBSERVATIONS AND ORBITS OF COMETS 2016-02-20 14:42:00 Comet CATCH
325 MPEC 2016-A137 DAILY ORBIT UPDATE (2016 JAN. 13 UT) 2016-01-13 13:03:00
326 MPEC 2016-A126 COMET C/2015 X7 (ATLAS) 2016-01-13 05:09:00 Comet CATCH
327 MPEC 2016-A124 COMET C/2015 X4 (ELENIN) 2016-01-13 05:03:00 Comet CATCH
328 MPEC 2015-Y95 DAILY ORBIT UPDATE (2015 DEC. 31 UT) 2015-12-31 13:02:00
329 MPEC 2015-Y73 OBSERVATIONS AND ORBITS OF COMETS 2015-12-23 04:33:00 Comet CATCH
330 MPEC 2015-W63 OBSERVATIONS AND ORBITS OF COMETS 2015-11-23 20:02:00 Comet CATCH
331 MPEC 2015-V54 COMET P/2015 R1 (PANSTARRS) 2015-11-05 18:25:00 Comet CATCH
332 MPEC 2015-U54 OBSERVATIONS AND ORBITS OF COMETS 2015-10-25 03:50:00 Comet CATCH
333 MPEC 2015-S97 OBSERVATIONS AND ORBITS OF COMETS 2015-09-28 10:17:00 Comet CATCH

List of Observers

Observers Count
H. Nohara 4390

List of Measurers

Measurers Count
Facilities Count
0.4-m f/4.0 Newtonian reflector + CCD 5
0.4-m f/3.8 Newtonian reflector + CCD 35
0.4-m f/3.8 Newtonian reflector + CCD, 0.4-m f/3.8 astrograph + CCD 20
0.4-m f/3.8 astrograph + CCD 2970
0.4-m astrograph + CCD 2
0.4-m f/3.8 astrograph + CCD, 0.4-m astrograph + CCD 16
0.4-m f/3.8 Astrograph + CCD 1168
0.4-m f/3.8 astrograph 80
0.4-m f/3.8 Astrograph 58
0.4-m f/3.8 Astrograph, 0.4-m f/3.8 Astrograph + CCD 36