Q73 Buckthorn, Thornton

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
2025 19 0 0 5 14 0 0 0 0 0
2024 12 0 0 2 10 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 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 2024-P115 DAILY ORBIT UPDATE (2024 August 10) 2024-08-10 12:09:00
2 MPEC 2024-P125 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2024-08-11 06:50:00 Comet CATCH
3 MPEC 2024-Q49 DAILY ORBIT UPDATE (2024 August 27) 2024-08-27 12:10:00
4 MPEC 2024-R222 DAILY ORBIT UPDATE (2024 September 9) 2024-09-09 12:18:00
5 MPEC 2024-R239 DAILY ORBIT UPDATE (2024 September 10) 2024-09-10 12:29:00
6 MPEC 2024-R257 DAILY ORBIT UPDATE (2024 September 11) 2024-09-11 12:03:00
7 MPEC 2024-R266 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2024-09-11 20:19:00 Comet CATCH
8 MPEC 2024-S44 DAILY ORBIT UPDATE (2024 September 24) 2024-09-24 12:10:00
9 MPEC 2024-S172 DAILY ORBIT UPDATE (2024 September 30) 2024-09-30 12:23:00
10 MPEC 2024-T35 DAILY ORBIT UPDATE (2024 October 2) 2024-10-02 12:29:00
11 MPEC 2024-U209 DAILY ORBIT UPDATE (2024 October 29) 2024-10-29 12:29:00
12 MPEC 2024-W99 DAILY ORBIT UPDATE (2024 November 24) 2024-11-24 12:12:00
13 MPEC 2025-D28 DAILY ORBIT UPDATE (2025 February 19) 2025-02-19 12:09:00
14 MPEC 2025-G63 DAILY ORBIT UPDATE (2025 April 4) 2025-04-04 12:37:00
15 MPEC 2025-G76 DAILY ORBIT UPDATE (2025 April 5) 2025-04-05 12:36:00
16 MPEC 2025-G119 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2025-04-11 19:21:00 Comet CATCH
17 MPEC 2025-H195 DAILY ORBIT UPDATE (2025 April 29) 2025-04-29 12:25:00
18 MPEC 2025-J66 DAILY ORBIT UPDATE (2025 May 7) 2025-05-07 12:15:00
19 MPEC 2025-K09 DAILY ORBIT UPDATE (2025 May 19) 2025-05-19 12:05:00
20 MPEC 2025-K84 DAILY ORBIT UPDATE (2025 May 25) 2025-05-25 12:06:00
21 MPEC 2025-L08 DAILY ORBIT UPDATE (2025 June 2) 2025-06-02 12:21:00
22 MPEC 2025-M147 DAILY ORBIT UPDATE (2025 June 29) 2025-06-29 12:55:00
23 MPEC 2025-N64 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2025-07-07 20:51:00 Comet CATCH
24 MPEC 2025-O47 DAILY ORBIT UPDATE (2025 July 22) 2025-07-22 12:08:00
25 MPEC 2025-O82 DAILY ORBIT UPDATE (2025 July 25) 2025-07-25 12:14:00
26 MPEC 2025-O84 Comet 3I/ATLAS 2025-07-25 19:31:00 Comet CATCH
27 MPEC 2025-Q159 DAILY ORBIT UPDATE (2025 August 26) 2025-08-26 12:25:00
28 MPEC 2025-Q195 DAILY ORBIT UPDATE (2025 August 28) 2025-08-28 12:26:00
29 MPEC 2025-R63 Comet 3I/ATLAS 2025-09-08 19:24:00 Comet CATCH
30 MPEC 2025-R69 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2025-09-09 19:18:00 Comet CATCH
31 MPEC 2025-S53 DAILY ORBIT UPDATE (2025 September 17) 2025-09-17 12:13:00

List of Observers

Observer Group Total MPECs
M.Murray 60
Individual Observer Total MPECs
M.Murray 60

List of Measurers

Measurer Group Total MPECs
Individual Measurer Total MPECs

List of Facilities

Facilities Count
0.19-m f/5.3 reflector + CMO 6
0.30-m f/4.0 reflector + CMO 54