201 Jonathan B. Postel Observatory

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 1 0 0 1 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 2 0 0 2 0 0 0 0 0 0
2006 2 0 0 0 1 0 0 0 1 0
2005 17 0 0 8 8 0 0 0 0 1
2004 16 0 0 7 9 0 0 0 0 0
2003 9 0 0 7 1 0 0 0 1 0
2002 51 0 0 29 18 0 0 0 4 0
2001 33 0 0 11 18 0 0 0 3 1
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-L06 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2020-06-02 07:06:00 Comet CATCH
2 MPEC 2007-A13 OBSERVATIONS OF COMETS 2007-01-05 03:17:00 Comet CATCH
3 MPEC 2007-A11 COMET C/2006 W3 (CHRISTENSEN) 2007-01-05 03:06:00 Comet CATCH
4 MPEC 2006-C37 DAILY ORBIT UPDATE (2006 FEB. 6 UT) 2006-02-06 07:25:00
5 MPEC 2006-C34 2006 CY 2006-02-04 21:32:00 PHAg18 CATCH
6 MPEC 2005-V70 DAILY ORBIT UPDATE (2005 NOV. 9 UT) 2005-11-09 07:55:00
7 MPEC 2005-N55 OBSERVATIONS OF COMETS 2005-07-11 00:33:00 Comet CATCH
8 MPEC 2005-D13 OBSERVATIONS OF COMETS 2005-02-21 00:31:00 Comet CATCH
9 MPEC 2005-C65 OBSERVATIONS OF COMETS 2005-02-15 23:12:00 Comet CATCH
10 MPEC 2005-C48 DAILY ORBIT UPDATE (2005 FEB. 11 UT) 2005-02-11 07:14:00
11 MPEC 2005-C43 DAILY ORBIT UPDATE (2005 FEB. 10 UT) 2005-02-10 07:13:00
12 MPEC 2005-C37 OBSERVATIONS OF COMETS 2005-02-09 16:26:00 Comet CATCH
13 MPEC 2005-C26 DAILY ORBIT UPDATE (2005 FEB. 6 UT) 2005-02-06 07:13:00
14 MPEC 2005-B48 OBSERVATIONS OF COMETS 2005-01-21 23:49:00 Comet CATCH
15 MPEC 2005-B42 COMET P/2004 WR9 (LINEAR) 2005-01-21 23:02:00 Comet CATCH
16 MPEC 2005-B41 COMET P/2004 VR8 (LONEOS) 2005-01-21 22:57:00 Comet CATCH
17 MPEC 2005-B10 DAILY ORBIT UPDATE (2005 JAN. 17 UT) 2005-01-17 07:12:00
18 MPEC 2005-A55 OBSERVATIONS OF COMETS 2005-01-14 16:20:00 Comet CATCH
19 MPEC 2005-A47 2004 YJ35 2005-01-14 14:05:00 ✓ Unusual CATCH
20 MPEC 2005-A37 DAILY ORBIT UPDATE (2005 JAN. 12 UT) 2005-01-12 07:11:00
21 MPEC 2005-A35 DAILY ORBIT UPDATE (2005 JAN. 11 UT) 2005-01-11 07:11:00
22 MPEC 2005-A04 DAILY ORBIT UPDATE (2005 JAN. 2 UT) 2005-01-02 07:10:00
23 MPEC 2004-Y74 DAILY ORBIT UPDATE (2004 DEC. 30 UT) 2004-12-30 07:11:00
24 MPEC 2004-Y01 DAILY ORBIT UPDATE (2004 DEC. 16 UT) 2004-12-16 07:09:00
25 MPEC 2004-X69 DAILY ORBIT UPDATE (2004 DEC. 14 UT) 2004-12-14 07:09:00
26 MPEC 2004-X51 DAILY ORBIT UPDATE (2004 DEC. 12 UT) 2004-12-12 07:09:00
27 MPEC 2004-X50 OBSERVATIONS OF COMETS 2004-12-11 21:30:00 Comet CATCH
28 MPEC 2004-X37 DAILY ORBIT UPDATE (2004 DEC. 11 UT) 2004-12-11 07:09:00
29 MPEC 2004-X32 DAILY ORBIT UPDATE (2004 DEC. 10 UT) 2004-12-10 07:09:00
30 MPEC 2004-X21 DAILY ORBIT UPDATE (2004 DEC. 6 UT) 2004-12-06 07:08:00
31 MPEC 2004-X20 OBSERVATIONS OF COMETS 2004-12-05 23:43:00 Comet CATCH
32 MPEC 2004-X13 DAILY ORBIT UPDATE (2004 DEC. 5 UT) 2004-12-05 07:09:00
33 MPEC 2004-K70 OBSERVATIONS OF COMETS 2004-05-29 15:28:00 Comet CATCH
34 MPEC 2004-K64 COMET C/2001 Q4 (NEAT) 2004-05-29 14:23:00 Comet CATCH
35 MPEC 2004-K36 COMET C/2001 Q4 (NEAT) 2004-05-22 18:21:00 Comet CATCH
36 MPEC 2004-D26 OBSERVATIONS OF COMETS 2004-02-21 00:38:00 Comet CATCH
37 MPEC 2004-D02 DAILY ORBIT UPDATE (2004 FEB. 17 UT) 2004-02-17 07:08:00
38 MPEC 2004-A17 OBSERVATIONS OF COMETS 2004-01-03 17:19:00 Comet CATCH
39 MPEC 2003-V17 OBSERVATIONS OF COMETS 2003-11-03 18:25:00 Comet CATCH
40 MPEC 2003-S08 OBSERVATIONS OF COMETS 2003-09-16 17:29:00 Comet CATCH
41 MPEC 2003-O15 COMET C/2003 O1 2003-07-23 05:31:00 Comet CATCH
42 MPEC 2003-F25 2003 FB 2003-03-23 12:43:00 NEA (18>H>22) CATCH
43 MPEC 2003-C03 COMET C/2002 V1 (NEAT) 2003-02-01 18:44:00 Comet CATCH
44 MPEC 2003-B19 COMET C/2002 V1 (NEAT) 2003-01-25 17:47:00 Comet CATCH
45 MPEC 2003-A87 OBSERVATIONS OF COMETS 2003-01-15 23:07:00 Comet CATCH
46 MPEC 2003-A82 COMET C/2002 V1 (NEAT) 2003-01-15 21:08:00 Comet CATCH
47 MPEC 2003-A51 DAILY ORBIT UPDATE (2003 JAN. 8 UT) 2003-01-08 07:08:00
48 MPEC 2002-Y38 COMET C/2002 X5 (KUDO-FUJIKAWA) 2002-12-23 16:52:00 Comet CATCH
49 MPEC 2002-X59 OBSERVATIONS OF COMETS 2002-12-09 21:34:00 Comet CATCH
50 MPEC 2002-X27 DAILY ORBIT UPDATE (2002 DEC. 5 UT) 2002-12-05 07:07:00
51 MPEC 2002-W37 DAILY ORBIT UPDATE (2002 NOV. 25 UT) 2002-11-25 07:07:00
52 MPEC 2002-V58 DAILY ORBIT UPDATE (2002 NOV. 13 UT) 2002-11-13 07:10:00
53 MPEC 2002-V53 DAILY ORBIT UPDATE (2002 NOV. 12 UT) 2002-11-12 07:10:00
54 MPEC 2002-S62 OBSERVATIONS OF COMETS 2002-09-29 21:40:00 Comet CATCH
55 MPEC 2002-S59 COMET C/2002 Q5 (LINEAR) 2002-09-29 21:06:00 Comet CATCH
56 MPEC 2002-Q33 DAILY ORBIT UPDATE (2002 AUG. 25 UT) 2002-08-25 06:06:00
57 MPEC 2002-Q18 2002 QZ6 2002-08-21 21:03:00 NEA (18>H>22) CATCH
58 MPEC 2002-Q07 DAILY ORBIT UPDATE (2002 AUG. 18 UT) 2002-08-18 06:10:00
59 MPEC 2002-P26 OBSERVATIONS OF COMETS 2002-08-07 01:03:00 Comet CATCH
60 MPEC 2002-N29 OBSERVATIONS OF COMETS 2002-07-08 22:20:00 Comet CATCH
61 MPEC 2002-N05 2002 MS3 2002-07-01 21:48:00 NEA (18>H>22) CATCH
62 MPEC 2002-N04 2002 MP3 2002-07-01 21:44:00 NEAl18 CATCH
63 MPEC 2002-M34 OBSERVATIONS OF COMETS 2002-06-24 21:10:00 Comet CATCH
64 MPEC 2002-M27 DAILY ORBIT UPDATE (2002 JUNE 24 UT) 2002-06-24 06:06:00
65 MPEC 2002-M21 DAILY ORBIT UPDATE (2002 JUNE 22 UT) 2002-06-22 06:06:00
66 MPEC 2002-L13 OBSERVATIONS OF COMETS 2002-06-03 19:06:00 Comet CATCH
67 MPEC 2002-L07 COMET C/2002 H2 (LINEAR) 2002-06-03 16:34:00 Comet CATCH
68 MPEC 2002-L06 COMET C/2002 E2 (SNYDER-MURAKAMI) 2002-06-03 16:14:00 Comet CATCH
69 MPEC 2002-L03 DAILY ORBIT UPDATE (2002 JUNE 3 UT) 2002-06-03 06:05:00
70 MPEC 2002-K67 OBSERVATIONS OF COMETS 2002-05-28 22:33:00 Comet CATCH
71 MPEC 2002-K59 DAILY ORBIT UPDATE (2002 MAY 26 UT) 2002-05-26 06:05:00
72 MPEC 2002-K35 OBSERVATIONS OF COMETS 2002-05-20 22:27:00 Comet CATCH
73 MPEC 2002-K31 COMET C/2002 H2 (LINEAR) 2002-05-20 21:10:00 Comet CATCH
74 MPEC 2002-K19 DAILY ORBIT UPDATE (2002 MAY 19 UT) 2002-05-19 06:10:00
75 MPEC 2002-J37 OBSERVATIONS OF COMETS 2002-05-09 22:22:00 Comet CATCH
76 MPEC 2002-H57 OBSERVATIONS OF COMETS 2002-04-30 18:05:00 Comet CATCH
77 MPEC 2002-H55 COMET C/2002 E2 (SNYDER-MURAKAMI) 2002-04-30 17:14:00 Comet CATCH
78 MPEC 2002-H52 DAILY ORBIT UPDATE (2002 APR. 29 UT) 2002-04-29 06:06:00
79 MPEC 2002-H40 COMET C/2002 H2 (LINEAR) 2002-04-24 15:19:00 Comet CATCH
80 MPEC 2002-H38 DAILY ORBIT UPDATE (2002 APR. 23 UT) 2002-04-23 06:07:00
81 MPEC 2002-H25 OBSERVATIONS OF COMETS 2002-04-20 22:08:00 Comet CATCH
82 MPEC 2002-H10 DAILY ORBIT UPDATE (2002 APR. 17 UT) 2002-04-17 06:07:00
83 MPEC 2002-G12 OBSERVATIONS OF COMETS 2002-04-03 22:21:00 Comet CATCH
84 MPEC 2002-F21 COMET C/2002 C1 (IKEYA-ZHANG) 2002-03-18 21:23:00 Comet CATCH
85 MPEC 2002-D38 OBSERVATIONS OF COMETS 2002-02-26 00:52:00 Comet CATCH
86 MPEC 2002-D36 COMET C/2002 C1 (IKEYA-ZHANG) 2002-02-26 00:22:00 Comet CATCH
87 MPEC 2002-D01 OBSERVATIONS OF COMETS 2002-02-16 00:12:00 Comet CATCH
88 MPEC 2002-C112 COMET C/2002 C2 (LINEAR) 2002-02-15 23:42:00 Comet CATCH
89 MPEC 2002-C111 COMET C/2002 C1 (IKEYA-ZHANG) 2002-02-15 23:23:00 Comet CATCH
90 MPEC 2002-C60 COMET C/2002 C1 (IKEYA-ZHANG) 2002-02-09 20:22:00 Comet CATCH
91 MPEC 2002-C48 DAILY ORBIT UPDATE (2002 FEB. 9 UT) 2002-02-09 07:07:00
92 MPEC 2002-C20 COMET C/2002 B1 (LINEAR) 2002-02-04 19:38:00 Comet CATCH
93 MPEC 2002-C19 COMET C/2002 C1 (IKEYA-ZHANG) 2002-02-04 18:09:00 Comet CATCH
94 MPEC 2002-C14 2002 BM26 2002-02-03 02:57:00 PHAg18 CATCH
95 MPEC 2002-C05 COMET C/2002 C2 (LINEAR) 2002-02-02 20:25:00 Comet CATCH
96 MPEC 2002-B17 DAILY ORBIT UPDATE (2002 JAN. 21 UT) 2002-01-21 07:11:00
97 MPEC 2002-B15 DAILY ORBIT UPDATE (2002 JAN. 20 UT) 2002-01-20 07:10:00
98 MPEC 2002-A01 DAILY ORBIT UPDATE (2002 JAN. 1 UT) 2002-01-01 07:08:00
99 MPEC 2001-Y52 DAILY ORBIT UPDATE (2001 DEC. 28 UT) 2001-12-28 07:08:00
100 MPEC 2001-X44 2001 XX4 2001-12-12 14:52:00 ✓ NEA (18>H>22) CATCH
101 MPEC 2001-W25 DAILY ORBIT UPDATE (2001 NOV. 18 UT) 2001-11-18 07:17:00
102 MPEC 2001-W14 2001 VB76 2001-11-17 15:26:00 PHAg18 CATCH
103 MPEC 2001-W11 COMET P/2001 Q6 (NEAT) 2001-11-16 22:35:00 Comet CATCH
104 MPEC 2001-W08 COMET C/2000 WM1 (LINEAR) 2001-11-16 21:23:00 Comet CATCH
105 MPEC 2001-V27 COMET C/2001 U6 (LINEAR) 2001-11-06 20:31:00 Comet CATCH
106 MPEC 2001-V25 DAILY ORBIT UPDATE (2001 NOV. 6 UT) 2001-11-06 07:08:00
107 MPEC 2001-U44 DAILY ORBIT UPDATE (2001 OCT. 24 UT) 2001-10-24 07:11:00
108 MPEC 2001-U43 COMET C/2000 WM1 (LINEAR) 2001-10-23 22:54:00 Comet CATCH
109 MPEC 2001-U08 DAILY ORBIT UPDATE (2001 OCT. 17 UT) 2001-10-17 07:05:00
110 MPEC 2001-U05 COMET P/2001 Q6 (NEAT) 2001-10-16 18:35:00 Comet CATCH
111 MPEC 2001-S27 DAILY ORBIT UPDATE (2001 SEPT. 24 UT) 2001-09-24 07:12:00
112 MPEC 2001-S26 DAILY ORBIT UPDATE (2001 SEPT. 23 UT) 2001-09-23 07:11:00
113 MPEC 2001-S19 DAILY ORBIT UPDATE (2001 SEPT. 21 UT) 2001-09-21 07:06:00
114 MPEC 2001-R57 COMET C/2001 A2 (LINEAR) 2001-09-15 18:42:00 Comet CATCH
115 MPEC 2001-R50 DAILY ORBIT UPDATE (2001 SEPT. 15 UT) 2001-09-15 07:04:00
116 MPEC 2001-R09 DAILY ORBIT UPDATE (2001 SEPT. 4 UT) 2001-09-04 06:05:00
117 MPEC 2001-Q61 DAILY ORBIT UPDATE (2001 AUG. 28 UT) 2001-08-28 06:28:00
118 MPEC 2001-N31 COMET C/2001 A2 (LINEAR) 2001-07-14 15:22:00 Comet CATCH
119 MPEC 2001-N05 DAILY ORBIT UPDATE (2001 JULY 2 UT) 2001-07-02 06:16:00
120 MPEC 2001-M49 DAILY ORBIT UPDATE (2001 JUNE 28 UT) 2001-06-28 06:15:00
121 MPEC 2001-M37 DAILY ORBIT UPDATE (2001 JUNE 25 UT) 2001-06-25 06:15:00
122 MPEC 2001-L03 DAILY ORBIT UPDATE (2001 JUNE 2 UT) 2001-06-02 19:59:00
123 MPEC 2001-K39 DAILY ORBIT UPDATE (2001 MAY 28 UT) 2001-05-28 06:34:00
124 MPEC 2001-J34 COMET C/2001 J1 (NEAT) 2001-05-15 22:34:00 Comet CATCH
125 MPEC 2001-J02 DAILY ORBIT UPDATE (2001 MAY 2 UT) 2001-05-02 06:30:00
126 MPEC 2001-E05 COMET C/2001 A2 (LINEAR) 2001-03-03 00:08:00 Comet CATCH
127 MPEC 2001-D29 COMET C/2000 WM1 (LINEAR) 2001-02-21 23:40:00 Comet CATCH
128 MPEC 2001-D21 COMET C/2000 Y2 2001-02-20 23:49:00 Comet CATCH
129 MPEC 2001-D11 2001 CL42 2001-02-19 21:56:00 NEAl18 CATCH
130 MPEC 2001-D10 2001 CK42 2001-02-19 21:42:00 NEA (18>H>22) CATCH
131 MPEC 2001-C01 DAILY ORBIT UPDATE (2001 FEB. 1 UT) 2001-02-01 07:20:00

List of Observers

Observers Count
V. Pozzoli 493

List of Measurers

Measurers Count

List of Facilities

Facilities Count
0.30-m f/10.0 reflector + CCD 39
0.30-m f/10 reflector + CCD 209
0.30-m f/10.0 reflector 6
0.30=m f/10.0 reflector + CCD 3
0.30-m f/10 Schmidt-Cassegrain + CCD 28
0.40-m f/9 Cassegrain + CCD 208