V37 McDonald Observatory-LCO ELP

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 2 0 0 1 0 0 0 0 1 0
2024 4 0 0 0 3 0 0 0 1 0
2023 10 0 0 3 3 0 0 0 3 1
2022 5 0 0 0 4 0 0 0 1 0
2021 17 0 0 3 13 0 0 0 1 0
2020 18 0 0 4 9 0 0 0 4 1
2019 25 0 0 2 22 0 0 0 1 0
2018 8 0 0 1 7 0 0 0 0 0
2017 39 0 0 6 12 0 0 0 16 5
2016 37 0 0 1 17 0 0 0 14 5
2015 34 0 0 5 13 0 0 0 13 3
2014 80 0 0 3 12 0 0 0 55 10
2013 42 0 0 3 11 0 0 0 24 4
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 2013-K41 DAILY ORBIT UPDATE (2013 MAY 27 UT) 2013-05-27 06:05:00
2 MPEC 2013-K49 2013 KF6 2013-05-31 16:48:00 NEA (18>H>22) CATCH
3 MPEC 2013-L03 2013 KJ6 2013-06-02 11:25:00 NEA (18>H>22) CATCH
4 MPEC 2013-P27 2013 PV6 2013-08-05 16:52:00 NEA (18>H>22) CATCH
5 MPEC 2013-P29 2013 PX6 2013-08-05 17:01:00 PHAl18 CATCH
6 MPEC 2013-P42 COMET C/2013 P2 (PANSTARRS) 2013-08-07 17:44:00 Comet CATCH
7 MPEC 2013-P67 2013 PJ26 2013-08-12 21:47:00 NEA (18>H>22) CATCH
8 MPEC 2013-Q02 COMET C/2013 P3 (PALOMAR) 2013-08-16 18:20:00 Comet CATCH
9 MPEC 2013-Q13 2013 QR1 2013-08-18 13:12:00 PHAg18 CATCH
10 MPEC 2013-Q23 DAILY ORBIT UPDATE (2013 AUG. 22 UT) 2013-08-22 06:02:00
11 MPEC 2013-Q25 DAILY ORBIT UPDATE (2013 AUG. 23 UT) 2013-08-23 06:01:00
12 MPEC 2013-S11 2013 RZ73 2013-09-16 21:59:00 PHAg18 CATCH
13 MPEC 2013-S20 2013 RX80 2013-09-17 23:38:00 NEA (18>H>22) CATCH
14 MPEC 2013-S34 2013 SK19 2013-09-25 22:06:00 NEA (18>H>22) CATCH
15 MPEC 2013-T43 2013 TR5 2013-10-06 21:49:00 NEA (18>H>22) CATCH
16 MPEC 2013-T53 2013 TD6 2013-10-06 22:37:00 NEA (H>22) CATCH
17 MPEC 2013-T56 2013 TF6 2013-10-07 01:18:00 ✓ NEA (18>H>22) CATCH
18 MPEC 2013-T63 2013 TW68 2013-10-07 17:21:00 ✓ NEA (18>H>22) CATCH
19 MPEC 2013-T71 2013 TG69 2013-10-08 16:46:00 Unusual CATCH
20 MPEC 2013-T76 COMET P/2013 T1 (PANSTARRS) 2013-10-08 21:00:00 Comet CATCH
21 MPEC 2013-T81 2013 TO69 2013-10-09 19:27:00 NEA (H>22) CATCH
22 MPEC 2013-U14 DAILY ORBIT UPDATE (2013 OCT. 19 UT) 2013-10-19 06:06:00
23 MPEC 2013-U16 DAILY ORBIT UPDATE (2013 OCT. 21 UT) 2013-10-21 06:02:00
24 MPEC 2013-U19 DAILY ORBIT UPDATE (2013 OCT. 22 UT) 2013-10-22 06:02:00
25 MPEC 2013-U22 2013 UZ 2013-10-22 21:58:00 ✓ NEA (H>22) CATCH
26 MPEC 2013-U23 DAILY ORBIT UPDATE (2013 OCT. 23 UT) 2013-10-23 06:03:00
27 MPEC 2013-U27 2013 UB1 2013-10-23 19:48:00 NEA (18>H>22) CATCH
28 MPEC 2013-U29 2013 UD1 2013-10-23 19:58:00 NEA (H>22) CATCH
29 MPEC 2013-U48 2013 UU3 2013-10-26 11:56:00 NEA (18>H>22) CATCH
30 MPEC 2013-U50 DAILY ORBIT UPDATE (2013 OCT. 27 UT) 2013-10-27 06:04:00
31 MPEC 2013-U53 2013 TV144 2013-10-27 19:29:00 NEA (18>H>22) CATCH
32 MPEC 2013-U71 2013 UQ5 2013-10-28 21:39:00 NEA (H>22) CATCH
33 MPEC 2013-U74 DAILY ORBIT UPDATE (2013 OCT. 29 UT) 2013-10-29 06:05:00
34 MPEC 2013-U76 2013 UQ8 2013-10-29 17:24:00 NEA (H>22) CATCH
35 MPEC 2013-V14 DAILY ORBIT UPDATE (2013 NOV. 4 UT) 2013-11-04 06:04:00
36 MPEC 2013-V75 2013 VJ13 2013-11-12 12:23:00 ✓ NEA (H>22) CATCH
37 MPEC 2013-X22 2013 WX67 2013-12-03 19:01:00 Unusual CATCH
38 MPEC 2013-X24 DAILY ORBIT UPDATE (2013 DEC. 4 UT) 2013-12-04 17:33:00
39 MPEC 2014-B11 2014 AA53 2014-01-19 17:11:00 NEA (18>H>22) CATCH
40 MPEC 2014-B26 2014 BY2 2014-01-22 22:15:00 NEA (18>H>22) CATCH
41 MPEC 2014-B29 2014 BE3 2014-01-23 19:24:00 ✓ NEA (H>22) CATCH
42 MPEC 2014-B30 2014 BF3 2014-01-23 19:30:00 NEA (18>H>22) CATCH
43 MPEC 2014-B48 2014 BK25 2014-01-26 23:30:00 ✓ NEA (H>22) CATCH
44 MPEC 2014-B83 2014 BW57 2014-01-30 20:39:00 ✓ NEA (H>22) CATCH
45 MPEC 2014-C05 2014 BL62 2014-02-02 17:12:00 NEA (H>22) CATCH
46 MPEC 2014-C14 DAILY ORBIT UPDATE (2014 FEB. 6 UT) 2014-02-06 14:03:00
47 MPEC 2014-C16 2014 CR 2014-02-07 00:06:00 NEA (H>22) CATCH
48 MPEC 2014-C17 2014 CS 2014-02-07 00:12:00 NEA (18>H>22) CATCH
49 MPEC 2014-C19 2014 CQ 2014-02-07 00:34:00 ✓ NEA (H>22) CATCH
50 MPEC 2014-C58 DAILY ORBIT UPDATE (2014 FEB. 14 UT) 2014-02-14 14:11:00
51 MPEC 2014-D02 DAILY ORBIT UPDATE (2014 FEB. 17 UT) 2014-02-17 14:03:00
52 MPEC 2014-D05 2014 DA 2014-02-19 13:47:00 NEA (H>22) CATCH
53 MPEC 2014-D06 2014 DB 2014-02-19 13:51:00 NEA (H>22) CATCH
54 MPEC 2014-D10 2014 DE 2014-02-19 22:11:00 NEA (H>22) CATCH
55 MPEC 2014-D14 OBSERVATIONS AND ORBITS OF COMETS 2014-02-20 19:40:00 Comet CATCH
56 MPEC 2014-D15 2014 DF 2014-02-20 22:21:00 NEA (H>22) CATCH
57 MPEC 2014-D21 2014 DR 2014-02-21 20:17:00 NEA (18>H>22) CATCH
58 MPEC 2014-D23 2014 DW2 2014-02-22 17:38:00 ✓ Unusual CATCH
59 MPEC 2014-D25 2014 DG6 2014-02-22 21:54:00 NEA (H>22) CATCH
60 MPEC 2014-D28 2014 DN7 2014-02-23 19:12:00 NEA (18>H>22) CATCH
61 MPEC 2014-D31 2014 DC10 2014-02-24 12:11:00 NEA (18>H>22) CATCH
62 MPEC 2014-D32 2014 DD10 2014-02-24 12:15:00 NEA (18>H>22) CATCH
63 MPEC 2014-D46 DAILY ORBIT UPDATE (2014 FEB. 26 UT) 2014-02-26 14:04:00
64 MPEC 2014-D48 2014 DQ21 2014-02-26 19:32:00 NEA (18>H>22) CATCH
65 MPEC 2014-D52 2014 DM22 2014-02-27 20:26:00 PHAg18 CATCH
66 MPEC 2014-D57 2014 AB55 2014-02-28 14:02:00 NEA (18>H>22) CATCH
67 MPEC 2014-E90 2014 EC49 2014-03-15 13:01:00 NEA (H>22) CATCH
68 MPEC 2014-F09 2014 ED49 2014-03-20 20:06:00 NEA (18>H>22) CATCH
69 MPEC 2014-F38 2014 FM7 2014-03-25 21:46:00 NEA (18>H>22) CATCH
70 MPEC 2014-F49 2014 FC33 2014-03-27 23:32:00 ✓ NEA (H>22) CATCH
71 MPEC 2014-F53 2014 FJ33 2014-03-28 11:34:00 Unusual CATCH
72 MPEC 2014-F64 2014 FL38 2014-03-29 10:44:00 NEA (H>22) CATCH
73 MPEC 2014-F70 DAILY ORBIT UPDATE (2014 MAR. 29 UT) 2014-03-29 14:02:00
74 MPEC 2014-F76 2014 FX43 2014-03-31 09:40:00 Unusual CATCH
75 MPEC 2014-F78 2014 FZ43 2014-03-31 09:49:00 NEA (H>22) CATCH
76 MPEC 2014-F79 2014 FA44 2014-03-31 09:53:00 NEA (H>22) CATCH
77 MPEC 2014-G09 DAILY ORBIT UPDATE (2014 APR. 3 UT) 2014-04-03 14:02:00
78 MPEC 2014-G11 2014 GG1 2014-04-03 19:38:00 PHAg18 CATCH
79 MPEC 2014-K87 2014 KV76 2014-05-30 14:48:00 NEA (18>H>22) CATCH
80 MPEC 2014-T01 2014 SC304 2014-10-01 01:29:00 NEA (H>22) CATCH
81 MPEC 2014-T04 2014 SF304 2014-10-01 14:07:00 NEA (H>22) CATCH
82 MPEC 2014-T05 2014 SG304 2014-10-01 14:16:00 ✓ Unusual CATCH
83 MPEC 2014-T06 2014 SK304 2014-10-02 01:21:00 NEA (H>22) CATCH
84 MPEC 2014-T08 2014 SA324 2014-10-02 14:08:00 Unusual CATCH
85 MPEC 2014-T09 2014 SB324 2014-10-02 14:17:00 NEA (18>H>22) CATCH
86 MPEC 2014-T11 2014 SD324 2014-10-02 14:33:00 NEA (18>H>22) CATCH
87 MPEC 2014-T23 DAILY ORBIT UPDATE (2014 OCT. 3 UT) 2014-10-03 12:08:00
88 MPEC 2014-T26 2014 TU 2014-10-03 14:24:00 NEA (H>22) CATCH
89 MPEC 2014-T32 DAILY ORBIT UPDATE (2014 OCT. 4 UT) 2014-10-04 12:07:00
90 MPEC 2014-T33 2014 TF17 2014-10-04 14:05:00 NEA (18>H>22) CATCH
91 MPEC 2014-T41 DAILY ORBIT UPDATE (2014 OCT. 5 UT) 2014-10-05 12:06:00
92 MPEC 2014-T45 2014 TZ17 2014-10-06 15:47:00 NEA (H>22) CATCH
93 MPEC 2014-T68 2014 TO35 2014-10-15 18:42:00 NEA (H>22) CATCH
94 MPEC 2014-U15 2014 TF64 2014-10-18 14:06:00 ✓ NEA (18>H>22) CATCH
95 MPEC 2014-U17 2014 US 2014-10-18 14:26:00 NEA (18>H>22) CATCH
96 MPEC 2014-U20 2014 UV 2014-10-18 23:47:00 ✓ NEA (18>H>22) CATCH
97 MPEC 2014-U67 DAILY ORBIT UPDATE (2014 OCT. 26 UT) 2014-10-26 12:05:00
98 MPEC 2014-U97 COMET P/2014 U2 (KOWALSKI) 2014-10-27 19:09:00 Comet CATCH
99 MPEC 2014-U102 2014 UC115 2014-10-28 14:09:00 NEA (H>22) CATCH
100 MPEC 2014-U124 OBSERVATIONS AND ORBITS OF COMETS 2014-10-29 22:17:00 Comet CATCH
101 MPEC 2014-W34 2014 WF7 2014-11-20 14:51:00 NEA (H>22) CATCH
102 MPEC 2014-W40 2014 WN7 2014-11-20 15:57:00 NEA (H>22) CATCH
103 MPEC 2014-W74 2014 WW120 2014-11-23 14:06:00 NEA (18>H>22) CATCH
104 MPEC 2014-X61 DAILY ORBIT UPDATE (2014 DEC. 12 UT) 2014-12-12 12:04:00
105 MPEC 2014-X64 2014 XT6 2014-12-12 21:08:00 ✓ NEA (H>22) CATCH
106 MPEC 2014-X76 2014 XL7 2014-12-15 14:20:00 PHAg18 CATCH
107 MPEC 2014-Y24 DAILY ORBIT UPDATE (2014 DEC. 20 UT) 2014-12-20 12:04:00
108 MPEC 2014-Y33 2014 XG32 2014-12-22 13:27:00 NEA (H>22) CATCH
109 MPEC 2015-B139 2009 CD 2015-01-27 01:42:00 NEA (H>22) CATCH
110 MPEC 2015-B158 2015 BQ512 2015-01-29 00:52:00 NEA (H>22) CATCH
111 MPEC 2015-D47 DAILY ORBIT UPDATE (2015 FEB. 21 UT) 2015-02-21 12:08:00
112 MPEC 2015-D78 DAILY ORBIT UPDATE (2015 FEB. 25 UT) 2015-02-25 12:05:00
113 MPEC 2015-E20 DAILY ORBIT UPDATE (2015 MAR. 8 UT) 2015-03-08 12:27:00
114 MPEC 2015-F117 2015 FX117 2015-03-26 16:22:00 NEA (H>22) CATCH
115 MPEC 2015-F136 2015 FS118 2015-03-28 14:09:00 NEA (18>H>22) CATCH
116 MPEC 2015-G15 DAILY ORBIT UPDATE (2015 APR. 8 UT) 2015-04-08 12:02:00
117 MPEC 2015-H121 DAILY ORBIT UPDATE (2015 APR. 26 UT) 2015-04-26 12:05:00
118 MPEC 2015-J20 DAILY ORBIT UPDATE (2015 MAY 7 UT) 2015-05-07 12:04:00
119 MPEC 2015-J25 2015 JD 2015-05-08 21:14:00 PHAg18 CATCH
120 MPEC 2015-L07 COMET C/2015 GX (PANSTARRS) 2015-06-04 14:47:00 Comet CATCH
121 MPEC 2015-L09 2015 HA182 2015-06-04 18:17:00 NEA (18>H>22) CATCH
122 MPEC 2015-M77 OBSERVATIONS AND ORBITS OF COMETS 2015-06-30 16:47:00 Comet CATCH
123 MPEC 2015-P15 1998 RN1 2015-08-08 02:48:00 NEA (18>H>22) CATCH
124 MPEC 2015-R35 DAILY ORBIT UPDATE (2015 SEPT. 9 UT) 2015-09-09 12:02:00
125 MPEC 2015-R37 DAILY ORBIT UPDATE (2015 SEPT. 10 UT) 2015-09-10 12:02:00
126 MPEC 2015-S22 DAILY ORBIT UPDATE (2015 SEPT. 17 UT) 2015-09-17 12:05:00
127 MPEC 2015-S38 DAILY ORBIT UPDATE (2015 SEPT. 18 UT) 2015-09-18 12:03:00
128 MPEC 2015-T08 2015 TA 2015-10-05 15:42:00 NEA (18>H>22) CATCH
129 MPEC 2015-T129 2015 TU237 2015-10-15 14:34:00 NEA (H>22) CATCH
130 MPEC 2015-U04 DAILY ORBIT UPDATE (2015 OCT. 16 UT) 2015-10-16 12:06:00
131 MPEC 2015-U08 2015 TL238 2015-10-16 14:16:00 NEA (H>22) CATCH
132 MPEC 2015-U26 2015 TW346 2015-10-19 14:54:00 NEA (18>H>22) CATCH
133 MPEC 2015-V43 COMET C/2015 V1 (PANSTARRS) 2015-11-05 11:47:00 ✓ Comet CATCH
134 MPEC 2015-V68 2015 VR2 2015-11-07 14:28:00 ✓ Unusual CATCH
135 MPEC 2015-X110 2015 WM16 2015-12-09 14:14:00 ✓ NEA (18>H>22) CATCH
136 MPEC 2015-X123 DAILY ORBIT UPDATE (2015 DEC. 10 UT) 2015-12-10 13:05:00
137 MPEC 2015-X173 COMET C/2015 W1 (GIBBS) 2015-12-15 03:40:00 Comet CATCH
138 MPEC 2015-Y12 2015 XY378 2015-12-17 14:14:00 NEA (18>H>22) CATCH
139 MPEC 2015-Y74 DAILY ORBIT UPDATE (2015 DEC. 23 UT) 2015-12-23 13:03:00
140 MPEC 2016-B97 2016 BB15 2016-01-30 17:10:00 NEA (H>22) CATCH
141 MPEC 2016-C32 DAILY ORBIT UPDATE (2016 FEB. 4 UT) 2016-02-04 13:04:00
142 MPEC 2016-C40 DAILY ORBIT UPDATE (2016 FEB. 5 UT) 2016-02-05 13:04:00
143 MPEC 2016-C59 DAILY ORBIT UPDATE (2016 FEB. 6 UT) 2016-02-06 13:06:00
144 MPEC 2016-C136 2016 CA138 2016-02-11 16:29:00 NEA (H>22) CATCH
145 MPEC 2016-C145 DAILY ORBIT UPDATE (2016 FEB. 12 UT) 2016-02-12 13:05:00
146 MPEC 2016-C146 2016 CU193 2016-02-12 16:15:00 PHAg18 CATCH
147 MPEC 2016-C162 DAILY ORBIT UPDATE (2016 FEB. 13 UT) 2016-02-13 13:04:00
148 MPEC 2016-D12 DAILY ORBIT UPDATE (2016 FEB. 17 UT) 2016-02-17 13:05:00
149 MPEC 2016-D21 DAILY ORBIT UPDATE (2016 FEB. 18 UT) 2016-02-18 13:05:00
150 MPEC 2016-D28 DAILY ORBIT UPDATE (2016 FEB. 19 UT) 2016-02-19 13:05:00
151 MPEC 2016-D32 OBSERVATIONS AND ORBITS OF COMETS 2016-02-20 14:42:00 Comet CATCH
152 MPEC 2016-E11 DAILY ORBIT UPDATE (2016 MAR. 2 UT) 2016-03-02 13:04:00
153 MPEC 2016-E17 2016 DY21 2016-03-02 16:32:00 ✓ NEA (H>22) CATCH
154 MPEC 2016-E46 2016 EA27 2016-03-05 16:11:00 ✓ NEA (18>H>22) CATCH
155 MPEC 2016-E163 2016 EE156 2016-03-14 16:24:00 NEAl18 CATCH
156 MPEC 2016-F21 2016 EE195 2016-03-17 16:33:00 ✓ NEA (H>22) CATCH
157 MPEC 2016-F23 2016 FA 2016-03-17 16:39:00 NEA (H>22) CATCH
158 MPEC 2016-F26 2016 FB 2016-03-17 20:40:00 NEA (H>22) CATCH
159 MPEC 2016-F31 2016 FE1 2016-03-18 16:28:00 NEA (18>H>22) CATCH
160 MPEC 2016-F70 DAILY ORBIT UPDATE (2016 MAR. 30 UT) 2016-03-30 12:03:00
161 MPEC 2016-F79 2016 FO12 2016-03-31 16:19:00 ✓ NEA (H>22) CATCH
162 MPEC 2016-P24 2016 PO 2016-08-04 15:31:00 PHAg18 CATCH
163 MPEC 2016-P29 2016 PU 2016-08-05 01:38:00 NEA (18>H>22) CATCH
164 MPEC 2016-P52 DAILY ORBIT UPDATE (2016 AUG. 7 UT) 2016-08-07 12:03:00
165 MPEC 2016-P59 2016 PM8 2016-08-08 15:23:00 ✓ NEA (18>H>22) CATCH
166 MPEC 2016-Q06 DAILY ORBIT UPDATE (2016 AUG. 17 UT) 2016-08-17 12:04:00
167 MPEC 2016-W127 DAILY ORBIT UPDATE (2016 NOV. 30 UT) 2016-11-30 13:04:00
168 MPEC 2016-X72 DAILY ORBIT UPDATE (2016 DEC. 8 UT) 2016-12-08 13:07:00
169 MPEC 2016-Y01 DAILY ORBIT UPDATE (2016 DEC. 16 UT) 2016-12-16 13:06:00
170 MPEC 2016-Y07 DAILY ORBIT UPDATE (2016 DEC. 17 UT) 2016-12-17 13:05:00
171 MPEC 2016-Y31 DAILY ORBIT UPDATE (2016 DEC. 21 UT) 2016-12-21 13:05:00
172 MPEC 2017-B04 2017 AP19 2017-01-16 23:56:00 NEA (H>22) CATCH
173 MPEC 2017-B102 DAILY ORBIT UPDATE (2017 JAN. 28 UT) 2017-01-28 13:56:00
174 MPEC 2017-B128 2017 BO30 2017-01-30 00:08:00 NEA (H>22) CATCH
175 MPEC 2017-B160 DAILY ORBIT UPDATE (2017 JAN. 31 UT) 2017-01-31 13:04:00
176 MPEC 2017-C41 2017 CQ 2017-02-04 01:22:00 ✓ NEA (18>H>22) CATCH
177 MPEC 2017-C82 COMET C/2017 C1 (NEOWISE) 2017-02-12 02:48:00 Comet CATCH
178 MPEC 2017-D03 DAILY ORBIT UPDATE (2017 FEB. 16 UT) 2017-02-16 13:03:00
179 MPEC 2017-D12 DAILY ORBIT UPDATE (2017 FEB. 17 UT) 2017-02-17 13:04:00
180 MPEC 2017-E56 DAILY ORBIT UPDATE (2017 MAR. 7 UT) 2017-03-07 13:17:00
181 MPEC 2017-E64 2017 ET2 2017-03-10 02:01:00 NEA (H>22) CATCH
182 MPEC 2017-F08 2017 ES22 2017-03-17 11:09:00 ✓ NEA (18>H>22) CATCH
183 MPEC 2017-F09 2017 ET22 2017-03-17 11:12:00 ✓ NEA (H>22) CATCH
184 MPEC 2017-F56 2017 FO2 2017-03-22 14:19:00 NEA (18>H>22) CATCH
185 MPEC 2017-F59 2017 FR2 2017-03-22 14:40:00 ✓ NEA (H>22) CATCH
186 MPEC 2017-F109 2017 FU64 2017-03-24 20:42:00 NEA (H>22) CATCH
187 MPEC 2017-F115 2017 FA65 2017-03-24 21:03:00 NEA (H>22) CATCH
188 MPEC 2017-F128 2017 FL90 2017-03-26 02:20:00 NEA (18>H>22) CATCH
189 MPEC 2017-F206 DAILY ORBIT UPDATE (2017 MAR. 30 UT) 2017-03-30 12:06:00
190 MPEC 2017-G23 2017 FU128 2017-04-02 19:03:00 NEA (H>22) CATCH
191 MPEC 2017-G56 COMET C/2017 F2 (PANSTARRS) 2017-04-06 15:40:00 Comet CATCH
192 MPEC 2017-G73 2017 GP6 2017-04-10 22:00:00 ✓ PHAg18 CATCH
193 MPEC 2017-H18 DAILY ORBIT UPDATE (2017 APR. 19 UT) 2017-04-19 12:00:00
194 MPEC 2017-H19 DAILY ORBIT UPDATE (2017 APR. 20 UT) 2017-04-20 12:01:00
195 MPEC 2017-H20 COMET 41P/Tuttle-Giacobini-Kresak 2017-04-20 16:30:00 Comet CATCH
196 MPEC 2017-N70 DAILY ORBIT UPDATE (2017 JULY 13 UT) 2017-07-13 11:59:00
197 MPEC 2017-Q32 2017 PA27 2017-08-18 21:54:00 NEA (18>H>22) CATCH
198 MPEC 2017-Q33 2017 PB27 2017-08-18 21:58:00 NEA (18>H>22) CATCH
199 MPEC 2017-R52 DAILY ORBIT UPDATE (2017 SEPT. 13 UT) 2017-09-13 12:03:00
200 MPEC 2017-U184 DAILY ORBIT UPDATE (2017 OCT. 26 UT) 2017-10-26 12:07:00
201 MPEC 2017-U238 COMET C/2017 T3 (ATLAS) 2017-10-28 03:24:00 Comet CATCH
202 MPEC 2017-V13 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2017-11-03 22:26:00 Comet CATCH
203 MPEC 2017-V54 2017 VA2 2017-11-13 03:25:00 NEA (H>22) CATCH
204 MPEC 2017-X08 OBSERVATIONS AND ORBITS OF COMETS 2017-12-03 00:40:00 Comet CATCH
205 MPEC 2017-X102 DAILY ORBIT UPDATE (2017 DEC. 13 UT) 2017-12-13 13:05:00
206 MPEC 2018-D01 DAILY ORBIT UPDATE (2018 FEB. 16 UT) 2018-02-16 13:05:00
207 MPEC 2018-D72 DAILY ORBIT UPDATE (2018 FEB. 27 UT) 2018-02-27 13:05:00
208 MPEC 2018-D89 DAILY ORBIT UPDATE (2018 FEB. 28 UT) 2018-02-28 13:03:00
209 MPEC 2018-E02 DAILY ORBIT UPDATE (2018 MAR. 1 UT) 2018-03-01 13:05:00
210 MPEC 2018-F152 OBSERVATIONS AND ORBITS OF COMETS 2018-03-29 14:48:00 Comet CATCH
211 MPEC 2018-L73 DAILY ORBIT UPDATE (2018 JUNE 14 UT) 2018-06-14 12:03:00
212 MPEC 2018-M75 DAILY ORBIT UPDATE (2018 JUNE 21 UT) 2018-06-21 12:04:00
213 MPEC 2018-X15 DAILY ORBIT UPDATE (2018 DEC. 2 UT) 2018-12-02 13:05:00
214 MPEC 2019-B61 DAILY ORBIT UPDATE (2019 JAN. 22 UT) 2019-01-22 13:14:00
215 MPEC 2019-C30 DAILY ORBIT UPDATE (2019 FEB. 6 UT) 2019-02-06 13:11:00
216 MPEC 2019-C115 DAILY ORBIT UPDATE (2019 FEB. 11 UT) 2019-02-11 13:08:00
217 MPEC 2019-C158 DAILY ORBIT UPDATE (2019 FEB. 14 UT) 2019-02-14 13:05:00
218 MPEC 2019-D40 DAILY ORBIT UPDATE (2019 FEB. 27 UT) 2019-02-27 13:04:00
219 MPEC 2019-D52 DAILY ORBIT UPDATE (2019 FEB. 28 UT) 2019-02-28 13:05:00
220 MPEC 2019-O42 DAILY ORBIT UPDATE (2019 July 21) 2019-07-21 12:03:00
221 MPEC 2019-Q145 DAILY ORBIT UPDATE (2019 August 31) 2019-08-31 12:04:00
222 MPEC 2019-R12 DAILY ORBIT UPDATE (2019 September 2) 2019-09-02 12:05:00
223 MPEC 2019-R30 DAILY ORBIT UPDATE (2019 September 5) 2019-09-05 12:06:00
224 MPEC 2019-R71 DAILY ORBIT UPDATE (2019 September 8) 2019-09-08 12:06:00
225 MPEC 2019-S118 DAILY ORBIT UPDATE (2019 September 27) 2019-09-27 12:07:00
226 MPEC 2019-S148 DAILY ORBIT UPDATE (2019 September 29) 2019-09-29 12:13:00
227 MPEC 2019-T56 DAILY ORBIT UPDATE (2019 October 3) 2019-10-03 12:17:00
228 MPEC 2019-T219 DAILY ORBIT UPDATE (2019 October 12) 2019-10-12 12:27:00
229 MPEC 2019-V63 DAILY ORBIT UPDATE (2019 November 5) 2019-11-05 12:04:00
230 MPEC 2019-V116 Observations and orbits of comets 2019-11-07 18:07:00 Comet CATCH
231 MPEC 2019-W50 2I/Borisov 2019-11-18 23:59:00 Interstellar CATCH
232 MPEC 2019-W51 DAILY ORBIT UPDATE (2019 November 19) 2019-11-19 12:02:00
233 MPEC 2019-W90 DAILY ORBIT UPDATE (2019 November 21) 2019-11-21 12:03:00
234 MPEC 2019-W94 DAILY ORBIT UPDATE (2019 November 22) 2019-11-22 12:04:00
235 MPEC 2019-X83 DAILY ORBIT UPDATE (2019 December 7) 2019-12-07 12:01:00
236 MPEC 2019-X94 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2019-12-08 21:23:00 Comet CATCH
237 MPEC 2019-X120 DAILY ORBIT UPDATE (2019 December 14) 2019-12-14 12:06:00
238 MPEC 2019-Y01 DAILY ORBIT UPDATE (2019 December 16) 2019-12-16 12:08:00
239 MPEC 2020-A92 DAILY ORBIT UPDATE (2020 January 8) 2020-01-08 12:12:00
240 MPEC 2020-A111 2019 YX6 2020-01-10 17:35:00 PHAg18 CATCH
241 MPEC 2020-A115 2020 AD3 2020-01-11 18:02:00 PHAg18 CATCH
242 MPEC 2020-B290 2017 BP32 2020-01-30 23:13:00 NEA (H>22) CATCH
243 MPEC 2020-C13 2020 BT14 2020-02-01 20:43:00 NEA (H>22) CATCH
244 MPEC 2020-C98 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2020-02-05 20:39:00 Comet CATCH
245 MPEC 2020-E26 OBSERVATIONS AND ORBITS OF COMETS and A/ OBJECTS 2020-03-06 22:35:00 Comet CATCH
246 MPEC 2020-H77 DAILY ORBIT UPDATE (2020 April 21) 2020-04-21 12:05:00
247 MPEC 2020-H211 DAILY ORBIT UPDATE (2020 April 28) 2020-04-28 12:13:00
248 MPEC 2020-K117 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2020-05-22 05:55:00 Comet CATCH
249 MPEC 2020-Q205 DAILY ORBIT UPDATE (2020 August 27) 2020-08-27 12:01:00
250 MPEC 2020-T88 DAILY ORBIT UPDATE (2020 October 12) 2020-10-12 12:30:00
251 MPEC 2020-V92 DAILY ORBIT UPDATE (2020 November 12) 2020-11-12 12:08:00
252 MPEC 2020-V143 DAILY ORBIT UPDATE (2020 November 14) 2020-11-14 12:09:00
253 MPEC 2020-W151 DAILY ORBIT UPDATE (2020 November 25) 2020-11-25 12:08:00
254 MPEC 2020-Y113 2020 YN3 2020-12-24 16:41:00 ✓ NEA (H>22) CATCH
255 MPEC 2020-Y158 DAILY ORBIT UPDATE (2020 December 31) 2020-12-31 12:01:00
256 MPEC 2021-A112 DAILY ORBIT UPDATE (2021 January 10) 2021-01-10 12:11:00
257 MPEC 2021-A157 COMET P/2016 J3 = P/2021 A3 (STEREO) 2021-01-12 21:02:00 Comet CATCH
258 MPEC 2021-B104 DAILY ORBIT UPDATE (2021 January 21) 2021-01-21 12:02:00
259 MPEC 2021-E17 DAILY ORBIT UPDATE (2021 March 4) 2021-03-04 12:35:00
260 MPEC 2021-E78 DAILY ORBIT UPDATE (2021 March 8) 2021-03-08 12:02:00
261 MPEC 2021-E89 DAILY ORBIT UPDATE (2021 March 9) 2021-03-09 12:02:00
262 MPEC 2021-F20 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-03-18 05:58:00 Comet CATCH
263 MPEC 2021-G71 DAILY ORBIT UPDATE (2021 April 6) 2021-04-06 12:07:00
264 MPEC 2021-L169 DAILY ORBIT UPDATE (2021 June 15) 2021-06-15 12:19:00
265 MPEC 2021-M84 DAILY ORBIT UPDATE (2021 June 24) 2021-06-24 12:20:00
266 MPEC 2021-N67 DAILY ORBIT UPDATE (2021 July 9) 2021-07-09 12:02:00
267 MPEC 2021-N110 DAILY ORBIT UPDATE (2021 July 13) 2021-07-13 12:05:00
268 MPEC 2021-N128 DAILY ORBIT UPDATE (2021 July 15) 2021-07-15 12:06:00
269 MPEC 2021-U95 2021 UA1 2021-10-26 11:54:00 NEA (H>22) CATCH
270 MPEC 2021-V274 DAILY ORBIT UPDATE (2021 November 12) 2021-11-12 12:29:00
271 MPEC 2021-W15 DAILY ORBIT UPDATE (2021 November 17) 2021-11-17 12:06:00
272 MPEC 2021-W31 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-11-21 03:00:00 Comet CATCH
273 MPEC 2022-E55 2022 EQ 2022-03-03 13:05:00 NEA (H>22) CATCH
274 MPEC 2022-F72 DAILY ORBIT UPDATE (2022 March 26) 2022-03-26 12:17:00
275 MPEC 2022-R160 DAILY ORBIT UPDATE (2022 September 14) 2022-09-14 12:02:00
276 MPEC 2022-S02 DAILY ORBIT UPDATE (2022 September 16) 2022-09-16 12:04:00
277 MPEC 2022-W171 DAILY ORBIT UPDATE (2022 November 25) 2022-11-25 12:19:00
278 MPEC 2023-B143 DAILY ORBIT UPDATE (2023 January 27) 2023-01-27 12:07:00
279 MPEC 2023-C45 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-02-07 05:46:00 Comet CATCH
280 MPEC 2023-D41 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-02-22 07:38:00 Comet CATCH
281 MPEC 2023-E49 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-03-06 22:02:00 Comet CATCH
282 MPEC 2023-F14 2023 DA3 2023-03-16 11:26:00 NEA (18>H>22) CATCH
283 MPEC 2023-O51 COMET P/2023 M4 (ATLAS) 2023-07-22 02:00:00 Comet CATCH
284 MPEC 2023-R39 2023 RS 2023-09-07 20:21:00 ✓ NEA (H>22) CATCH
285 MPEC 2023-V115 DAILY ORBIT UPDATE (2023 November 8) 2023-11-08 12:13:00
286 MPEC 2023-V127 DAILY ORBIT UPDATE (2023 November 9) 2023-11-09 12:23:00
287 MPEC 2024-E161 A/2024 D1 2024-03-13 02:49:00 Comet CATCH
288 MPEC 2024-N130 DAILY ORBIT UPDATE (2024 July 11) 2024-07-11 12:03:00
289 MPEC 2024-O01 DAILY ORBIT UPDATE (2024 July 16) 2024-07-16 12:02:00
290 MPEC 2024-Q35 DAILY ORBIT UPDATE (2024 August 24) 2024-08-24 12:06:00
291 MPEC 2025-E93 2010 XS58 2025-03-05 02:22:00 Unusual CATCH
292 MPEC 2025-H119 COMET C/2024 D1 (Lemmon) 2025-04-24 18:41:00 Comet CATCH

List of Observers

Observer Group Total MPECs
E.J.Christensen, S.M.Larson, T.Lister 220
E.Gomez, S.Greenstreet, T.Lister 208
T.Lister 202
W.Cuppens 30
P.Breitenstein 23
D.Bodewits, E.Jehin, M.Kelley, M.Knight, Q.Ye, T.Lister, W.Cuppens 21
D.Bodewits, E.Jehin, M.Kelley, M.Knight, Q.Ye, T.Lister 20
E.Gomez, J.MacFarlane, S.Greenstreet, T.Lister 18
C.Holt, E.Gomez, J.Chatelain, S.Greenstreet, T.Lister 13
E.Gomez, L.Buzzi, P.Miller, R.Holmes, S.Foglia, T.Li, T.Linder, T.Lister, T.Vorobjov 12
D.Bodewits, M.Knight, T.Lister 12
P.-J.Dekelver, W.Cuppens 9
J.Jeunen, W.Cuppens 8
A.Grama, B.Shearer, P.Ward 6
L.Conversi, M.Micheli, T.Santana-Ros 6
E.J.Guarin, J.D.Armstrong 5
E.Gomez, J.Chatelain, M.Knight, M.S.P.Kelley, Q.Ye, S.Greenstreet, T.Lister 4
J.Nies 4
J.D.Armstrong, J.O.Teagarden 4
A.N.Conley- Kapoi, J.D.Armstrong 4
F.Ocana, L.Conversi, M.Micheli, T.Santana-Ros 4
J.D.Armstrong 4
E.Gomez, L.Buzzi, P.Miller, R.Holmes, S.Foglia 3
E.Gomez, J.Chatelain, S.Greenstreet, T.Lister 3
J.Vandewal, L.Salemans, W.Vanmechelen 3
Individual Observer Total MPECs
T.Lister 733
E.Gomez 261
S.Greenstreet 246
E.J.Christensen 220
S.M.Larson 220
W.Cuppens 68
M.Knight 57
D.Bodewits 53
Q.Ye 45
E.Jehin 41
M.Kelley 41
P.Breitenstein 23
J.Chatelain 20
J.MacFarlane 18
J.D.Armstrong 17
L.Buzzi 15
P.Miller 15
R.Holmes 15
S.Foglia 15
C.Holt 13
T.Li 12
T.Linder 12
T.Vorobjov 12
L.Conversi 10
M.Micheli 10
T.Santana-Ros 10
P.-J.Dekelver 9
J.Jeunen 8
A.Grama 6
B.Shearer 6
P.Ward 6
E.J.Guarin 5
M.S.P.Kelley 4
J.Nies 4
J.O.Teagarden 4
A.N.Conley- Kapoi 4
F.Ocana 4
J.Vandewal 3
L.Salemans 3
W.Vanmechelen 3

List of Measurers

Measurer Group Total MPECs
T.Lister 420
S.Greenstreet 47
M.Micheli 23
T.Lister, W.Cuppens 21
J.MacFarlane 18
L.Buzzi, T.Lister 12
P.-J.Dekelver 9
B.Cardeynaels 4
L.Buzzi, S.Foglia 3
M.Wawerzonnek 3
Individual Measurer Total MPECs
T.Lister 453
S.Greenstreet 47
M.Micheli 23
W.Cuppens 21
J.MacFarlane 18
L.Buzzi 15
P.-J.Dekelver 9
B.Cardeynaels 4
S.Foglia 3
M.Wawerzonnek 3

List of Facilities

Facilities Count
1.0-m f/8 Ritchey-Chretien + CCD 704
1.0-m reflector + CCD 23
0.4-m f/8 reflector + CCD 3
1.0-m f/8.0 Ritchey-Chretien + CCD 24
1.0-m f/8 Ritchey-Chretien + CCD, 1.0-m f/8.0 Ritchey-Chretien + CCD 21
1.0-m Ritchey-Chretien + CCD 17
1.0-m f/8 Ritchey- Chretien + CCD 19
1.0-m f/8 modified Ritchey-Chretien + CCD 12
1.0-m Ritchey- Chretien + CCD 6