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 Orbit Update 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

Objects Observed by This Station (57 total)

Object Observations Discoveries First Obs Last Obs Magnitude MPECs
03122 57722 0 2024-07-18 2024-10-01 N/A 931
04954 14220 0 2024-08-26 2024-09-23 N/A 948
05626 13788 0 2025-07-21 2025-09-14 18.6 766
01866 10215 0 2024-07-21 2024-08-06 17.9 1135
07358 9756 0 2024-08-06 2024-09-23 18.4 542
05143 9288 0 2024-08-23 2024-09-23 18.8 774
04953 7848 0 2024-10-29 2025-08-26 18.4 436
04957 4921 0 2025-05-06 2025-08-26 17.7 259
66251 2970 0 2024-10-27 2024-10-27 17.7 495
01980 2619 0 2025-02-18 2025-02-18 18.6 873
16834 2145 0 2025-02-18 2025-02-18 17.7 715
85709 2124 0 2025-02-18 2025-02-18 18.1 708
00887 2034 0 2024-09-10 2024-09-10 12.7 678
01917 1827 0 2025-02-18 2025-02-18 N/A 609
31346 1665 0 2024-07-09 2024-08-07 17.4 185
85804 1638 0 2024-08-06 2024-08-06 N/A 546
F2679 1596 0 2025-07-24 2025-08-26 17.8 266
03199 1503 0 2025-05-06 2025-05-06 18.8 501
05660 1500 0 2024-07-21 2024-09-05 17.0 100
16960 1377 0 2025-08-26 2025-08-26 19.6 459
02202 1314 0 2024-10-01 2024-10-27 18.1 219
03553 1125 0 2025-05-06 2025-05-06 19.2 375
0065P 999 0 2025-06-18 2025-06-18 18.4 333
F4276 963 0 2025-05-24 2025-06-01 19.1 107
M3456 927 0 2025-08-26 2025-08-26 21.0 309
K12F62N 852 0 2024-07-18 2024-08-06 17.3 142
03838 786 0 2025-02-18 2025-02-18 18.6 262
F4229 762 0 2024-08-06 2024-08-07 21.1 127
G4400 711 0 2025-09-14 2025-09-14 17.9 237
A0004 702 0 2025-09-12 2025-09-14 18.2 117
F4278 669 0 2024-11-23 2024-11-23 18.7 223
g4482 666 0 2025-04-28 2025-05-24 18.7 111
88710 660 0 2024-11-23 2024-11-23 17.4 220
52762 624 0 2024-09-05 2024-09-05 18.9 208
65733 588 0 2025-06-21 2025-06-21 20.1 196
E2781 576 0 2025-02-18 2025-02-18 19.1 192
0003I 525 0 2025-07-24 2025-09-04 12.7 25
Z6285 519 0 2025-02-18 2025-02-18 18.8 173
Q3976 462 0 2025-07-21 2025-07-21 17.8 154
K16W08J 390 0 2025-05-31 2025-06-01 19.5 65
04769 357 0 2024-08-26 2024-08-26 18.9 119
m0824 351 0 2024-10-27 2024-10-27 21.0 117
CK21G020 327 0 2025-08-29 2025-08-29 16.9 109
E1078 321 0 2025-02-18 2025-02-18 20.2 107
q3660 318 0 2024-11-23 2024-11-23 18.4 106
m3547 294 0 2024-08-23 2024-08-23 18.8 98
K14A55B 291 0 2025-04-04 2025-04-04 18.8 97
q3585 273 0 2024-08-26 2024-08-26 N/A 91
F2754 228 0 2025-04-28 2025-04-28 19.3 76
CK24J030 216 0 2025-08-25 2025-08-25 16.6 36
CK25K010 216 0 2025-08-29 2025-09-04 14.8 12
CK22N020 189 0 2024-09-05 2024-09-05 15.0 63
Q5187 186 0 2025-02-18 2025-02-18 19.1 62
CK23C020 183 0 2024-08-07 2024-08-07 16.5 61
CK23T030 135 0 2025-04-04 2025-04-04 17.5 45
K03G22Q 126 0 2025-04-03 2025-04-03 19.6 42
~0v74 81 0 2025-09-14 2025-09-14 18.4 27

List of Observers

Observer Group Total MPECs
Unknown 24
M.Murray 7
Individual Observer Total MPECs
Unknown 24
M.Murray 7

List of Measurers

Measurer Group Total MPECs
Unknown 31
Individual Measurer Total MPECs
Unknown 31

List of Facilities

Facilities Count
0.19-m f/5.3 reflector + CMO 2
0.30-m f/4.0 reflector + CMO 5
Unknown 24