713 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
2024 0 0 0 0 0 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 8 0 0 0 1 0 0 0 6 1
1999 22 0 0 7 0 0 0 0 15 0
1998 22 0 0 5 2 0 0 0 12 3
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 2000-X23 DAILY ORBIT UPDATE (2000 DEC. 6 UT) 2000-12-06 07:08:00
2 MPEC 2000-P50 2000 PQ9 2000-08-12 20:22:00 NEA (18>H>22) CATCH
3 MPEC 2000-O16 2000 OH 2000-07-23 19:27:00 PHAl18 CATCH
4 MPEC 2000-J25 2000 JG5 2000-05-06 20:22:00 PHAg18 CATCH
5 MPEC 2000-G06 2000 FL10 2000-04-02 16:55:00 NEAl18 CATCH
6 MPEC 2000-E54 2000 ET70 2000-03-13 18:56:00 ✓ PHAg18 CATCH
7 MPEC 2000-E53 2000 ES70 2000-03-13 18:40:00 NEAl18 CATCH
8 MPEC 2000-A17 2000 AB6 2000-01-06 19:56:00 NEA (H>22) CATCH
9 MPEC 1999-Y33 1999 YK5 1999-12-31 05:05:00 NEAl18 CATCH
10 MPEC 1999-X19 1999 XS35 1999-12-09 20:32:00 PHAl18 CATCH
11 MPEC 1999-X15 1999 XO35 1999-12-09 19:56:00 NEAl18 CATCH
12 MPEC 1999-V17 COMET P/1999 U3 (LINEAR) 1999-11-06 14:20:00 Comet CATCH
13 MPEC 1999-U37 1999 US3 1999-10-31 20:12:00 Unusual CATCH
14 MPEC 1999-T43 1999 TA10 1999-10-11 16:41:00 NEAl18 CATCH
15 MPEC 1999-T06 1999 SM5 1999-10-02 16:22:00 PHAg18 CATCH
16 MPEC 1999-S18 COMET C/1999 S3 (LINEAR) 1999-09-26 18:11:00 Comet CATCH
17 MPEC 1999-R30 1999 RB32 1999-09-11 16:10:00 NEA (18>H>22) CATCH
18 MPEC 1999-L12 COMET C/1999 J2 (SKIFF) 1999-06-08 20:07:00 Comet CATCH
19 MPEC 1999-L10 COMET C/1999 F2 1999-06-08 15:07:00 Comet CATCH
20 MPEC 1999-K44 COMET C/1999 K8 (LINEAR) 1999-05-27 22:36:00 Comet CATCH
21 MPEC 1999-K08 COMET C/1999 J2 (SKIFF) 1999-05-18 00:26:00 Comet CATCH
22 MPEC 1999-J40 1999 JD6 1999-05-14 19:32:00 PHAl18 CATCH
23 MPEC 1999-J35 1998 MW5 = 1999 JW3 1999-05-13 13:25:00 NEA (18>H>22) CATCH
24 MPEC 1999-J34 1999 JV3 1999-05-13 13:21:00 NEA (18>H>22) CATCH
25 MPEC 1999-G22 1999 GU3 1999-04-12 18:46:00 PHAg18 CATCH
26 MPEC 1999-F13 1999 FB 1999-03-18 16:49:00 NEAl18 CATCH
27 MPEC 1999-D21 1999 DJ4 1999-02-26 17:03:00 PHAl18 CATCH
28 MPEC 1999-C32 1999 CW8 1999-02-14 23:12:00 NEA (18>H>22) CATCH
29 MPEC 1999-C27 1999 BJ8 1999-02-12 14:47:00 PHAg18 CATCH
30 MPEC 1999-A20 1999 AF4 1999-01-12 15:42:00 NEA (18>H>22) CATCH
31 MPEC 1998-X20 1998 XB 1998-12-05 17:17:00 NEAl18 CATCH
32 MPEC 1998-W45 COMET C/1998 U5 (LINEAR) 1998-11-30 15:52:00 Comet CATCH
33 MPEC 1998-W36 1998 WZ6 1998-11-25 20:53:00 PHAl18 CATCH
34 MPEC 1998-W30 1998 WQ5 1998-11-24 16:23:00 NEAl18 CATCH
35 MPEC 1998-W10 1998 VO33 1998-11-18 17:30:00 NEAl18 CATCH
36 MPEC 1998-V20 1998 VR 1998-11-12 20:41:00 ✓ NEA (18>H>22) CATCH
37 MPEC 1998-V18 1998 VO 1998-11-12 20:19:00 ✓ PHAg18 CATCH
38 MPEC 1998-V17 1998 VN 1998-11-12 20:10:00 ✓ NEA (18>H>22) CATCH
39 MPEC 1998-U07 COMET P/1998 S1 1998-10-19 15:42:00 Comet CATCH
40 MPEC 1998-S31 1998 SD15 1998-09-25 14:12:00 NEA (18>H>22) CATCH
41 MPEC 1998-R07 1998 QT60 1998-09-02 14:49:00 Unusual CATCH
42 MPEC 1998-Q30 1998 QK28 1998-08-28 15:16:00 PHAg18 CATCH
43 MPEC 1998-Q26 1998 QR15 1998-08-26 13:18:00 NEA (18>H>22) CATCH
44 MPEC 1998-Q22 DAILY ORBIT UPDATE (1998 AUG. 24 UT) 1998-08-24 06:05:00
45 MPEC 1998-Q04 1998 PB1 1998-08-17 15:02:00 NEAl18 CATCH
46 MPEC 1998-O04 COMET C/1998 M5 (LINEAR) 1998-07-17 18:26:00 Comet CATCH
47 MPEC 1998-M34 1998 MR17 1998-06-30 14:44:00 Unusual CATCH
48 MPEC 1998-M31 COMET C/1998 M2 (LINEAR) 1998-06-29 17:09:00 Comet CATCH
49 MPEC 1998-M24 DAILY ORBIT UPDATE (1998 JUNE 27 UT) 1998-06-27 06:06:00
50 MPEC 1998-M15 1998 ME3 1998-06-23 15:07:00 NEA (18>H>22) CATCH
51 MPEC 1998-K33 COMET C/1998 K5 (LINEAR) 1998-05-30 16:22:00 Comet CATCH
52 MPEC 1998-J02 1998 HT31 1998-05-01 16:56:00 PHAg18 CATCH

List of Observers

Observers Count
R. A. Koff 222

List of Measurers

Measurers Count

List of Facilities

Facilities Count
0.20-m f/5.7 Schmidt-Cassegrain + CCD 7
0.20-m f/10 Schmidt-Cassegrain + CCD 230