Q38 Swan Hill

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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 1 0 0 0 0 0 0 0 1 0
2023 9 0 0 6 0 0 0 0 3 0
2022 9 0 0 8 1 0 0 0 0 0
2021 10 0 0 8 0 0 0 0 1 1
2020 32 0 0 18 1 0 0 0 13 0
2019 7 0 0 4 0 0 0 0 3 0
2018 14 0 0 13 0 0 0 0 1 0
2017 8 0 0 8 0 0 0 0 0 0
2016 1 0 0 1 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 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-D98 COMET C/2024 C4 (ATLAS) 2024-02-21 08:40:00 Comet CATCH
2 MPEC 2023-W26 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-11-19 01:05:00 Comet CATCH
3 MPEC 2023-U159 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-10-21 05:24:00 Comet CATCH
4 MPEC 2023-T226 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-10-14 00:34:00 Comet CATCH
5 MPEC 2023-T133 2023 TL4 2023-10-10 14:03:00 PHAg18 CATCH
6 MPEC 2023-T05 COMET C/2023 S2 (ATLAS) 2023-10-02 19:54:00 Comet CATCH
7 MPEC 2023-P87 COMET C/2023 P1 (Nishimura) 2023-08-15 19:16:00 Comet CATCH
8 MPEC 2023-O39 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-07-20 07:10:00 Comet CATCH
9 MPEC 2023-C45 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-02-07 05:46:00 Comet CATCH
10 MPEC 2023-A16 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-01-07 08:16:00 Comet CATCH
11 MPEC 2022-X67 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-12-09 07:22:00 Comet CATCH
12 MPEC 2022-U349 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-10-29 04:43:00 Comet CATCH
13 MPEC 2022-S297 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-09-27 22:09:00 Comet CATCH
14 MPEC 2022-O116 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-07-31 08:01:00 Comet CATCH
15 MPEC 2022-O80 DAILY ORBIT UPDATE (2022 July 28) 2022-07-28 12:05:00
16 MPEC 2022-N37 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-07-06 08:40:00 Comet CATCH
17 MPEC 2022-J42 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-05-06 07:24:00 Comet CATCH
18 MPEC 2022-G109 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-04-08 08:02:00 Comet CATCH
19 MPEC 2022-A21 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-01-04 23:56:00 Comet CATCH
20 MPEC 2021-S45 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-09-20 07:00:00 Comet CATCH
21 MPEC 2021-R75 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-09-05 06:14:00 Comet CATCH
22 MPEC 2021-P47 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-08-06 07:05:00 Comet CATCH
23 MPEC 2021-O56 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-07-27 05:45:00 Comet CATCH
24 MPEC 2021-N06 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-07-02 04:55:00 Comet CATCH
25 MPEC 2021-F20 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-03-18 08:58:00 Comet CATCH
26 MPEC 2021-B143 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-01-31 04:56:00 Comet CATCH
27 MPEC 2021-A211 COMET C/2021 A7 (NEOWISE) 2021-01-15 20:42:00 Comet CATCH
28 MPEC 2021-A190 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-01-15 00:38:00 Comet CATCH
29 MPEC 2021-A100 COMET C/2021 A2 (NEOWISE) 2021-01-10 00:37:00 ✓ Comet CATCH
30 MPEC 2020-X53 2020 XH1 2020-12-07 16:19:00 NEA (H>22) CATCH
31 MPEC 2020-W26 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2020-11-17 07:41:00 Comet CATCH
32 MPEC 2020-U270 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2020-10-31 03:54:00 Comet CATCH
33 MPEC 2020-U96 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2020-10-19 00:30:00 Comet CATCH
34 MPEC 2020-S188 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2020-09-25 02:49:00 Comet CATCH
35 MPEC 2020-R04 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2020-09-03 04:50:00 Comet CATCH
36 MPEC 2020-Q175 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2020-08-24 17:36:00 Comet CATCH
37 MPEC 2020-P19 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2020-08-04 23:06:00 Comet CATCH
38 MPEC 2020-O07 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2020-07-17 04:07:00 Comet CATCH
39 MPEC 2020-N31 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2020-07-10 04:58:00 Comet CATCH
40 MPEC 2020-M07 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2020-06-17 04:58:00 Comet CATCH
41 MPEC 2020-L37 2020 LE 2020-06-09 16:50:00 NEA (18>H>22) CATCH
42 MPEC 2020-L35 2020 LD 2020-06-09 06:09:00 NEA (H>22) CATCH
43 MPEC 2020-L06 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2020-06-02 07:06:00 Comet CATCH
44 MPEC 2020-K117 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2020-05-22 05:55:00 Comet CATCH
45 MPEC 2020-H235 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2020-04-30 05:25:00 Comet CATCH
46 MPEC 2020-H220 COMET C/2020 H2 (Pruyne) 2020-04-28 18:57:00 Comet CATCH
47 MPEC 2020-H67 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2020-04-21 06:11:00 Comet CATCH
48 MPEC 2020-H06 COMET P/2020 G1 (Pimentel) 2020-04-17 04:22:00 Comet CATCH
49 MPEC 2020-G94 COMET C/2020 F8 (SWAN) 2020-04-12 23:24:00 Comet CATCH
50 MPEC 2020-G76 COMET 58P/Jackson-Neujmin 2020-04-09 01:54:00 Comet CATCH
51 MPEC 2020-G73 COMET C/2020 F5 (MASTER) 2020-04-08 02:37:00 Comet CATCH
52 MPEC 2020-G65 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2020-04-06 04:37:00 Comet CATCH
53 MPEC 2020-F136 COMET C/2019 U6 (Lemmon) 2020-03-25 19:58:00 Comet CATCH
54 MPEC 2020-F67 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2020-03-20 01:22:00 Comet CATCH
55 MPEC 2020-F58 COMET C/2017 U7 (PANSTARRS) 2020-03-19 02:30:00 Comet CATCH
56 MPEC 2020-E26 OBSERVATIONS AND ORBITS OF COMETS and A/ OBJECTS 2020-03-06 22:35:00 Comet CATCH
57 MPEC 2020-D128 DAILY ORBIT UPDATE (2020 February 28) 2020-02-28 12:23:00
58 MPEC 2020-C98 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2020-02-05 20:39:00 Comet CATCH
59 MPEC 2020-B281 2020 BX12 2020-01-30 19:02:00 PHAg18 CATCH
60 MPEC 2020-A105 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2020-01-09 16:05:00 Comet CATCH
61 MPEC 2020-A72 COMET C/2019 Y1 (ATLAS) 2020-01-05 21:29:00 Comet CATCH
62 MPEC 2019-X94 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2019-12-08 21:23:00 Comet CATCH
63 MPEC 2019-Q135 OBSERVATIONS AND ORBITS OF COMETS 2019-08-30 13:34:00 Comet CATCH
64 MPEC 2019-Q13 COMET C/2017 M4 (ATLAS) 2019-08-17 01:51:00 Comet CATCH
65 MPEC 2019-N12 C/2019 K7 2019-07-01 20:42:00 Comet CATCH
66 MPEC 2019-J142 OBSERVATIONS AND ORBITS OF COMETS 2019-05-15 14:22:00 Comet CATCH
67 MPEC 2019-H74 COMET C/2018 A6 (Gibbs) 2019-04-28 14:48:00 Comet CATCH
68 MPEC 2019-B48 COMET C/2018 Y1 (Iwamoto) 2019-01-18 12:16:00 Comet CATCH
69 MPEC 2018-Y74 COMET 46P/Wirtanen 2018-12-26 17:43:00 Comet CATCH
70 MPEC 2018-U70 OBSERVATIONS AND ORBITS OF COMETS 2018-10-25 21:24:00 Comet CATCH
71 MPEC 2018-S50 OBSERVATIONS AND ORBITS OF COMETS 2018-09-21 00:29:00 Comet CATCH
72 MPEC 2018-R52 2018 RD1 2018-09-08 02:33:00 NEA (H>22) CATCH
73 MPEC 2018-R14 COMET 46P/Wirtanen 2018-09-04 17:04:00 Comet CATCH
74 MPEC 2018-Q64 COMET C/2018 N2 (ASASSN) 2018-08-23 06:16:00 Comet CATCH
75 MPEC 2018-P89 COMET 64P/Swift-Gehrels 2018-08-13 19:50:00 Comet CATCH
76 MPEC 2018-P85 COMET C/2017 T3 (ATLAS) 2018-08-13 18:35:00 Comet CATCH
77 MPEC 2018-O38 COMET C/2018 N1 (NEOWISE) 2018-07-24 02:29:00 Comet CATCH
78 MPEC 2018-N82 COMET C/2018 L2 (ATLAS) 2018-07-15 18:16:00 Comet CATCH
79 MPEC 2018-K95 OBSERVATIONS AND ORBITS OF COMETS 2018-05-27 03:20:00 Comet CATCH
80 MPEC 2018-H105 OBSERVATIONS AND ORBITS OF COMETS 2018-04-30 01:15:00 Comet CATCH
81 MPEC 2018-D91 OBSERVATIONS AND ORBITS OF COMETS 2018-02-28 15:50:00 Comet CATCH
82 MPEC 2018-B155 OBSERVATIONS AND ORBITS OF COMETS 2018-01-28 22:08:00 Comet CATCH
83 MPEC 2017-Y165 COMET C/2017 T1 (Heinze) 2017-12-31 23:53:00 Comet CATCH
84 MPEC 2017-X08 OBSERVATIONS AND ORBITS OF COMETS 2017-12-03 00:40:00 Comet CATCH
85 MPEC 2017-L52 OBSERVATIONS AND ORBITS OF COMETS 2017-06-06 22:36:00 Comet CATCH
86 MPEC 2017-J52 OBSERVATIONS AND ORBITS OF COMETS 2017-05-07 04:08:00 Comet CATCH
87 MPEC 2017-H20 COMET 41P/Tuttle-Giacobini-Kresak 2017-04-20 16:30:00 Comet CATCH
88 MPEC 2017-E86 COMET C/2017 E4 (Lovejoy) 2017-03-13 18:49:00 Comet CATCH
89 MPEC 2017-E59 OBSERVATIONS AND ORBITS OF COMETS 2017-03-08 23:15:00 Comet CATCH
90 MPEC 2017-A77 OBSERVATIONS AND ORBITS OF COMETS 2017-01-12 03:18:00 Comet CATCH
91 MPEC 2016-Y69 COMET 45P/Honda-Mrkos-Pajdusakova 2016-12-28 14:07:00 Comet CATCH

List of Observers

Observers Count
M. Mattiazzo 1357

List of Measurers

Measurers Count
Facilities Count
0.28-m f/6.3 Schmidt-Cassegrain + CCD 31