851 Burke-Gaffney Observatory, Halifax

Last update: UTC 2026-03-02 06:22:04

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 1 0 0 1 0 0 0 0 0 0
2025 7 0 0 3 3 0 0 0 1 0
2024 8 0 0 2 5 0 0 0 1 0
2023 2 0 0 1 0 0 0 0 1 0
2022 12 0 0 5 5 0 0 0 2 0
2021 23 0 0 8 14 0 0 0 1 0
2020 2 0 0 2 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 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 2020-S188 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2020-09-25 02:49:00 Comet CATCH
2 MPEC 2020-U96 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2020-10-19 00:30:00 Comet CATCH
3 MPEC 2021-A190 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-01-15 00:38:00 Comet CATCH
4 MPEC 2021-D117 DAILY ORBIT UPDATE (2021 February 28) 2021-02-28 12:29:00
5 MPEC 2021-F13 DAILY ORBIT UPDATE (2021 March 17) 2021-03-17 12:06:00
6 MPEC 2021-F20 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-03-18 05:58:00 Comet CATCH
7 MPEC 2021-O56 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-07-27 05:45:00 Comet CATCH
8 MPEC 2021-R75 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-09-05 06:14:00 Comet CATCH
9 MPEC 2021-T130 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-10-06 05:43:00 Comet CATCH
10 MPEC 2021-T132 DAILY ORBIT UPDATE (2021 October 6) 2021-10-06 12:17:00
11 MPEC 2021-T148 DAILY ORBIT UPDATE (2021 October 7) 2021-10-07 12:18:00
12 MPEC 2021-T170 DAILY ORBIT UPDATE (2021 October 8) 2021-10-08 12:19:00
13 MPEC 2021-T189 DAILY ORBIT UPDATE (2021 October 9) 2021-10-09 12:20:00
14 MPEC 2021-T202 DAILY ORBIT UPDATE (2021 October 10) 2021-10-10 12:21:00
15 MPEC 2021-T217 DAILY ORBIT UPDATE (2021 October 11) 2021-10-11 12:22:00
16 MPEC 2021-T233 DAILY ORBIT UPDATE (2021 October 12) 2021-10-12 12:24:00
17 MPEC 2021-T257 DAILY ORBIT UPDATE (2021 October 14) 2021-10-14 12:27:00
18 MPEC 2021-T285 DAILY ORBIT UPDATE (2021 October 15) 2021-10-15 12:28:00
19 MPEC 2021-U13 DAILY ORBIT UPDATE (2021 October 17) 2021-10-17 12:03:00
20 MPEC 2021-U31 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-10-19 05:12:00 Comet CATCH
21 MPEC 2021-U57 DAILY ORBIT UPDATE (2021 October 22) 2021-10-22 12:06:00
22 MPEC 2021-U89 2021 UT 2021-10-25 19:04:00 NEA (H>22) CATCH
23 MPEC 2021-U109 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-10-27 07:53:00 Comet CATCH
24 MPEC 2021-V302 DAILY ORBIT UPDATE (2021 November 13) 2021-11-13 12:02:00
25 MPEC 2021-W31 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-11-21 03:00:00 Comet CATCH
26 MPEC 2022-B02 DAILY ORBIT UPDATE (2022 January 17) 2022-01-17 12:17:00
27 MPEC 2022-B04 DAILY ORBIT UPDATE (2022 January 18) 2022-01-18 12:17:00
28 MPEC 2022-H30 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-04-23 08:53:00 Comet CATCH
29 MPEC 2022-H122 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-04-30 09:05:00 Comet CATCH
30 MPEC 2022-K116 DAILY ORBIT UPDATE (2022 May 27) 2022-05-27 12:05:00
31 MPEC 2022-K136 DAILY ORBIT UPDATE (2022 May 28) 2022-05-28 12:06:00
32 MPEC 2022-L66 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-06-08 04:25:00 Comet CATCH
33 MPEC 2022-M18 COMET C/2022 L2 (ATLAS) 2022-06-20 05:10:00 Comet CATCH
34 MPEC 2022-O116 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-07-31 08:01:00 Comet CATCH
35 MPEC 2022-S46 DAILY ORBIT UPDATE (2022 September 18) 2022-09-18 12:06:00
36 MPEC 2022-S87 COMET C/2022 R2 (ATLAS) 2022-09-20 04:10:00 Comet CATCH
37 MPEC 2022-X67 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-12-09 07:22:00 Comet CATCH
38 MPEC 2023-A28 COMET C/2022 W2 (ATLAS) 2023-01-10 05:34:00 Comet CATCH
39 MPEC 2023-X98 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-12-06 08:53:00 Comet CATCH
40 MPEC 2024-G193 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2024-04-13 23:03:00 Comet CATCH
41 MPEC 2024-J304 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2024-05-14 19:08:00 Comet CATCH
42 MPEC 2024-N28 DAILY ORBIT UPDATE (2024 July 4) 2024-07-04 12:14:00
43 MPEC 2024-S172 DAILY ORBIT UPDATE (2024 September 30) 2024-09-30 12:23:00
44 MPEC 2024-T259 COMET P/2024 S2 (Rankin) 2024-10-12 03:13:00 Comet CATCH
45 MPEC 2024-U22 DAILY ORBIT UPDATE (2024 October 20) 2024-10-20 12:10:00
46 MPEC 2024-U35 DAILY ORBIT UPDATE (2024 October 22) 2024-10-22 12:13:00
47 MPEC 2024-U263 DAILY ORBIT UPDATE (2024 October 31) 2024-10-31 12:33:00
48 MPEC 2025-B09 2025 BC 2025-01-18 13:07:00 PHAg18 CATCH
49 MPEC 2025-B14 DAILY ORBIT UPDATE (2025 January 19) 2025-01-19 12:04:00
50 MPEC 2025-O108 DAILY ORBIT UPDATE (2025 July 28) 2025-07-28 12:21:00
51 MPEC 2025-P113 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2025-08-07 15:44:00 Comet CATCH
52 MPEC 2025-Q179 DAILY ORBIT UPDATE (2025 August 27) 2025-08-27 12:24:00
53 MPEC 2025-X93 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2025-12-11 01:25:00 Comet CATCH
54 MPEC 2025-X121 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2025-12-12 04:34:00 Comet CATCH
55 MPEC 2026-A24 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2026-01-07 23:27:00 Comet CATCH

Objects Observed by This Station

Object Observations Discoveries First Obs Last Obs Magnitude MPECs
K11Y10Q 11266 0 2021-10-04 2021-10-20 17.9 131
07335 10887 0 2022-05-24 2022-05-24 21.7 191
E3649 9800 0 2021-10-02 2021-10-20 18.7 100
05693 9480 0 2022-05-26 2022-05-26 19.4 395
01036 8502 0 2024-10-19 2024-10-19 14.5 1417
35107 4188 0 2025-07-27 2025-07-27 16.0 698
02100 3115 0 2025-08-19 2025-08-19 N/A 445
0029P 2925 0 2020-09-15 2021-10-03 16.6 585
00887 2604 0 2025-01-18 2025-01-18 17.4 651
0067P 2436 0 2021-07-24 2022-02-01 N/A 174
f5029 1585 0 2024-07-02 2024-07-02 16.2 317
0004P 1464 0 2021-08-17 2021-09-21 14.6 122
99942 1120 0 2021-02-27 2021-03-05 15.2 280
K19X00S 740 0 2021-11-09 2021-11-10 22.1 37
K20W00G 708 0 2024-10-28 2024-10-29 20.5 59
CK17K020 704 0 2022-07-11 2022-07-11 18.8 176
K22A00B 575 0 2022-01-10 2022-01-12 17.1 25
0012P 390 0 2023-11-21 2023-11-21 16.4 78
0116P 336 0 2022-04-24 2022-04-24 22.1 168
CK21A010 300 0 2021-10-19 2021-10-30 18.2 25
CK20V020 252 0 2022-10-12 2022-10-12 18.8 126
0062P 249 0 2024-03-20 2024-03-20 17.2 83
CK19L030 234 0 2020-10-05 2020-10-05 18.4 117
CK22L020 188 0 2022-06-12 2022-06-12 20.4 94
0106P 140 0 2021-10-07 2021-10-07 N/A 35
K24S04W 132 0 2024-09-29 2024-09-30 19.8 44
0003I 120 0 2025-08-01 2025-08-01 16.5 40
CK25K010 100 0 2025-11-24 2025-11-25 17.5 20
0132P 66 0 2021-10-20 2021-10-20 16.3 33
0156P 66 0 2020-11-16 2020-11-16 22.1 33
CK25K01c 56 0 2025-11-21 2025-11-25 18.0 7
0479P 54 0 2024-04-19 2024-04-19 18.9 18
K22R04Z 54 0 2022-09-17 2022-09-17 19.0 18
0011P 46 0 2020-10-25 2020-10-25 15.3 23
CK22R020 33 0 2022-09-16 2022-09-16 17.9 11
CK21S010 31 0 2021-10-03 2021-10-03 17.0 31
PK24S020 28 0 2024-10-02 2024-10-02 18.9 4
CK25K01b 27 0 2025-11-21 2025-11-21 18.9 9
K24R32J 19 0 2024-10-04 2024-10-04 17.9 19
K25B00C 14 0 2025-01-18 2025-01-18 20.8 7
K21U00T 12 0 2021-10-25 2021-10-25 23.9 6
CK22W020 9 0 2022-12-05 2022-12-05 21.5 9

List of Observers

Observer Group Total MPECs
F.D.Romanov 27
Unknown 27
J.Zhao 1
Individual Observer Total MPECs
F.D.Romanov 27
Unknown 27
J.Zhao 1

List of Measurers

Measurer Group Total MPECs
Unknown 55
Individual Measurer Total MPECs
Unknown 55

List of Facilities

Facilities Count
0.61-m f/6.5 Corrected Dall-Kirkham + CCD 27
0.61-m f/6.5 reflector + CCD 1
Unknown 27