688 Lowell Observatory, Anderson Mesa Station

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Graphs

Yearly Breakdown of MPEC Types

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 1 0 0 0 0 0 0 0 1 0
2018 3 0 0 2 1 0 0 0 0 0
2017 2 0 0 1 1 0 0 0 0 0
2016 2 0 0 1 1 0 0 0 0 0
2015 6 0 0 0 5 0 0 0 1 0
2014 0 0 0 0 0 0 0 0 0 0
2013 0 0 0 0 0 0 0 0 0 0
2012 1 0 0 1 0 0 0 0 0 0
2011 5 0 0 5 0 0 0 0 0 0
2010 4 0 0 4 0 0 0 0 0 0
2009 9 0 0 9 0 0 0 0 0 0
2008 5 0 0 3 0 0 0 0 0 2
2007 5 0 0 2 2 0 0 0 0 1
2006 6 0 0 4 0 0 0 0 1 1
2005 5 0 0 4 1 0 0 0 0 0
2004 9 0 0 2 3 0 0 0 2 2
2003 2 0 0 1 0 0 0 0 0 1
2002 4 0 0 0 0 0 0 0 3 1
2001 13 0 0 2 3 0 0 0 7 1
2000 10 0 0 2 2 0 0 0 4 2
1999 2 0 0 1 1 0 0 0 0 0
1998 4 0 0 1 2 0 0 0 0 1
1997 0 0 0 0 0 0 0 0 0 0
1996 0 0 0 0 0 0 0 0 0 0
1995 1 0 0 1 0 0 0 0 0 0
1994 0 0 0 0 0 0 0 0 0 0
1993 1 0 0 1 0 0 0 0 0 0

Download as csv

List of Individual MPECs

Index Name Date/Time Discoverer First-responding Confirmer Object Type Search Archival Image
1 MPEC 2019-J142 OBSERVATIONS AND ORBITS OF COMETS 2019-05-15 14:22:00 Comet CATCH
2 MPEC 2018-Y74 COMET 46P/Wirtanen 2018-12-26 17:43:00 Comet CATCH
3 MPEC 2018-W04 COMET 46P/Wirtanen 2018-11-16 22:36:00 Comet CATCH
4 MPEC 2018-O28 DAILY ORBIT UPDATE (2018 JULY 19 UT) 2018-07-19 12:03:00
5 MPEC 2017-O22 DAILY ORBIT UPDATE (2017 JULY 20 UT) 2017-07-20 11:59:00
6 MPEC 2017-N78 S/2003 J 3 2017-07-15 13:18:00 Satellite CATCH
7 MPEC 2016-M09 OBSERVATIONS AND ORBITS OF COMETS 2016-06-17 18:29:00 Comet CATCH
8 MPEC 2016-E11 DAILY ORBIT UPDATE (2016 MAR. 2 UT) 2016-03-02 13:04:00
9 MPEC 2015-Q45 DAILY ORBIT UPDATE (2015 AUG. 22 UT) 2015-08-22 12:03:00
10 MPEC 2015-J08 DAILY ORBIT UPDATE (2015 MAY 4 UT) 2015-05-04 12:03:00
11 MPEC 2015-H105 12 NEW NEOS 2015-04-23 16:58:00 NEA (18>H>22) CATCH
12 MPEC 2015-G07 DAILY ORBIT UPDATE (2015 APR. 3 UT) 2015-04-03 12:12:00
13 MPEC 2015-G04 DAILY ORBIT UPDATE (2015 APR. 2 UT) 2015-04-02 12:11:00
14 MPEC 2015-F109 DAILY ORBIT UPDATE (2015 MAR. 26 UT) 2015-03-26 12:07:00
15 MPEC 2012-F15 2010 VQ11 2012-03-17 02:33:00 TNO CATCH
16 MPEC 2011-G73 2010 FC49 2011-04-12 14:11:00 TNO CATCH
17 MPEC 2011-G72 2010 BL4 2011-04-12 13:58:00 Unusual CATCH
18 MPEC 2011-G19 2010 EO65 2011-04-02 18:26:00 Unusual CATCH
19 MPEC 2011-F53 2010 FE49 2011-03-30 22:31:00 TNO CATCH
20 MPEC 2011-F52 2010 FD49 2011-03-30 22:27:00 TNO CATCH
21 MPEC 2010-T92 2010 RO64 2010-10-13 00:45:00 TNO CATCH
22 MPEC 2010-T91 2009 YD7 2010-10-12 23:02:00 Unusual CATCH
23 MPEC 2010-S37 2010 PT66 2010-09-22 19:46:00 TNO CATCH
24 MPEC 2010-H44 2010 EN65, 2010 EQ65, 2010 ET65 2010-04-23 14:10:00 Unusual CATCH
25 MPEC 2009-U111 2008 SP266 2009-10-27 03:52:00 TNO CATCH
26 MPEC 2009-U110 2008 QY40 2009-10-27 03:46:00 TNO CATCH
27 MPEC 2009-U109 First and last observations above in comparison with prediction: 2009-10-27 03:40:00 TNO CATCH
28 MPEC 2009-S97 2003 QA112 2009-09-25 23:02:00 TNO CATCH
29 MPEC 2009-O41 2008 FC76 2009-07-28 03:01:00 Unusual CATCH
30 MPEC 2009-K58 2003 QO91 2009-05-27 22:22:00 TNO CATCH
31 MPEC 2009-K57 2002 PQ152 2009-05-27 22:07:00 Unusual CATCH
32 MPEC 2009-A37 2007 VJ305 2009-01-05 19:51:00 TNO CATCH
33 MPEC 2009-A17 2007 TH422, 2007 TJ422, 2007 TK422 2009-01-02 18:35:00 Unusual CATCH
34 MPEC 2008-X47 2006 QJ181 2008-12-06 00:08:00 TNO CATCH
35 MPEC 2008-J72 2008 CT190 2008-05-15 00:13:00 ✓ TNO CATCH
36 MPEC 2008-J23 COMET 6P/D'ARREST 2008-05-03 15:05:00 Comet CATCH
37 MPEC 2008-H50 2008 CS190 2008-04-29 15:45:00 ✓ TNO CATCH
38 MPEC 2008-G45 2005 GC187 2008-04-08 17:26:00 TNO CATCH
39 MPEC 2007-X06 2007 RW10, 2007 RG283, 2007 RH283 2007-12-01 21:22:00 ✓ Unusual CATCH
40 MPEC 2007-T95 2006 RC103 2007-10-12 19:59:00 TNO CATCH
41 MPEC 2007-M28 OBSERVATIONS OF COMETS 2007-06-22 15:37:00 Comet CATCH
42 MPEC 2007-J29 DAILY ORBIT UPDATE (2007 MAY 10 UT) 2007-05-10 06:08:00
43 MPEC 2007-G13 DAILY ORBIT UPDATE (2007 APR. 6 UT) 2007-04-06 06:07:00
44 MPEC 2006-U34 2005 RP43, 2005 RQ43, 2005 RS43, 2005 SC278, 2005 SD278, 2005 SE278, 2005 SF278 2006-10-20 23:16:00 TNO CATCH
45 MPEC 2006-T35 2005 PR21, 2005 PT21, 2005 PU21, 2005 TN74 2006-10-05 21:40:00 TNO CATCH
46 MPEC 2006-S38 COMET C/2006 S3 (LONEOS) 2006-09-21 15:32:00 Comet CATCH
47 MPEC 2006-L42 21 NEW TNOs 2006-06-09 21:37:00 TNO CATCH
48 MPEC 2006-E28 2004 EH96 2006-03-06 22:56:00 Unusual CATCH
49 MPEC 2006-C53 2005 VZ122, 2005 VA123, 2005 VB123, 2005 XN113 2006-02-09 23:29:00 ✓ TNO CATCH
50 MPEC 2005-T97 2004 PX107, 2004 PY107, 2004 PZ107, 2004 PB112, 2004 TV357 2005-10-14 21:26:00 TNO CATCH
51 MPEC 2005-T65 DAILY ORBIT UPDATE (2005 OCT. 11 UT) 2005-10-11 06:26:00
52 MPEC 2005-T56 2001 PK47, 2004 PB108, 2004 PA112, 2004 VT75 2005-10-08 19:52:00 TNO CATCH
53 MPEC 2005-N18 OBSERVATIONS OF COMETS 2005-07-04 00:41:00 Comet CATCH
54 MPEC 2005-C53 2003 WU188 2005-02-12 04:41:00 TNO CATCH
55 MPEC 2004-X46 1999 LB37, 2004 TB358, 2004 VK78, 2004 VL78, 2004 VM78, 2004 VN78 2004-12-11 18:16:00 TNO CATCH
56 MPEC 2004-S51 2004 PB112, 2004 PC112, 2004 PD112, 2004 PE112, 2004 PF112 2004-09-23 22:39:00 ✓ TNO CATCH
57 MPEC 2004-O25 DAILY ORBIT UPDATE (2004 JULY 22 UT) 2004-07-22 06:09:00
58 MPEC 2004-N38 OBSERVATIONS OF COMETS 2004-07-12 19:01:00 Comet CATCH
59 MPEC 2004-M70 2003 QR91 2004-06-30 14:34:00 TNO CATCH
60 MPEC 2004-K11 DAILY ORBIT UPDATE (2004 MAY 18 UT) 2004-05-18 06:06:00
61 MPEC 2004-K06 2004 JX20 2004-05-16 19:26:00 NEA (18>H>22) CATCH
62 MPEC 2004-F02 DAILY ORBIT UPDATE (2004 MAR. 16 UT) 2004-03-16 07:09:00
63 MPEC 2004-A44 2003 WU188 2004-01-12 23:00:00 ✓ TNO CATCH
64 MPEC 2003-J12 2002 GD32 2003-05-01 22:07:00 TNO CATCH
65 MPEC 2003-A15 2002 XU93 2003-01-04 01:59:00 ✓ Unusual CATCH
66 MPEC 2002-X10 2002 VR130, 2002 VS130, 2002 VT130, 2002 VU130 2002-12-03 01:48:00 ✓ Unusual CATCH
67 MPEC 2002-V20 2002 PA149 2002-11-05 03:51:00 TNO CATCH
68 MPEC 2002-T24 2002 PQ152 2002-10-05 18:45:00 Unusual CATCH
69 MPEC 2002-F27 2001 DU108, 2002 CY248, 2002 CZ248, 2002 CA249, 2002 CB249, 2002 CC249 2002-03-19 21:52:00 TNO CATCH
70 MPEC 2001-V57 2001 QX322, 2001 UR163, 2001 VN71 2001-11-14 19:05:00 TNO CATCH
71 MPEC 2001-V11 2001 QQ322, 2001 QR322, 2001 RU143, 2001 RV143, 2001 RW143 2001-11-01 23:58:00 TNO CATCH
72 MPEC 2001-T54 2001 QE298, 2001 QF298, 2001 QG298, 2001 QH298, 2001 QJ298 2001-10-13 23:03:00 ✓ TNO CATCH
73 MPEC 2001-T39 2001 QU297, 2001 QV297, 2001 QW297, 2001 QX297, 2001 QY297 2001-10-12 21:01:00 TNO CATCH
74 MPEC 2001-T38 2001 QO297, 2001 QP297, 2001 QQ297, 2001 QR297, 2001 QS297, 2001 QT297 2001-10-12 20:51:00 TNO CATCH
75 MPEC 2001-T36 2000 QB243 2001-10-12 02:57:00 Unusual CATCH
76 MPEC 2001-O16 DAILY ORBIT UPDATE (2001 JULY 21 UT) 2001-07-21 06:16:00
77 MPEC 2001-O07 DAILY ORBIT UPDATE (2001 JULY 19 UT) 2001-07-19 06:15:00
78 MPEC 2001-O04 DAILY ORBIT UPDATE (2001 JULY 18 UT) 2001-07-18 06:15:00
79 MPEC 2001-N01 2001 FT185, 2001 KW76, 2001 KX76, 2001 KY76, 2001 KZ76, 2001 KA77 2001-07-01 03:44:00 TNO CATCH
80 MPEC 2001-M36 2000 QM251, 2000 QN251, 2001 FP185, 2001 FQ105, 2001 FR105 2001-06-24 12:11:00 Unusual CATCH
81 MPEC 2001-M34 SEVEN TNOs 2001-06-23 23:17:00 TNO CATCH
82 MPEC 2001-G04 2000 GN171 2001-04-02 23:28:00 Unusual CATCH
83 MPEC 2000-T42 2000 OO67, 2000 OP67, 2000 QA243, 2000 QB243, QC243 2000-10-14 01:01:00 ✓ Unusual CATCH
84 MPEC 2000-J02 COMET C/2000 G2 (LINEAR) 2000-05-01 15:59:00 Comet CATCH
85 MPEC 2000-H01 DAILY ORBIT UPDATE (2000 APR. 16 UT) 2000-04-16 06:23:00
86 MPEC 2000-G39 2000 GP82 2000-04-10 16:38:00 NEAl18 CATCH
87 MPEC 2000-G29 2000 GG2 2000-04-06 17:42:00 Unusual CATCH
88 MPEC 2000-G28 2000 GF2 2000-04-06 17:35:00 PHAg18 CATCH
89 MPEC 2000-G27 2000 GE2 2000-04-06 17:26:00 PHAg18 CATCH
90 MPEC 2000-F41 DAILY ORBIT UPDATE (2000 MAR. 28 UT) 2000-03-28 07:06:00
91 MPEC 2000-F27 2000 EZ106 2000-03-23 23:50:00 ✓ NEA (18>H>22) CATCH
92 MPEC 2000-E50 1998 BU48 2000-03-13 03:50:00 Unusual CATCH
93 MPEC 1999-N14 DAILY ORBIT UPDATE (1999 JULY 9 UT) 1999-07-09 06:07:00
94 MPEC 1999-K22 COMET C/1999 K2 (FERRIS) 1999-05-22 14:58:00 Comet CATCH
95 MPEC 1998-X30 DAILY ORBIT UPDATE (1998 DEC. 11 UT) 1998-12-11 06:59:00
96 MPEC 1998-X08 1998 WH24 1998-12-03 18:01:00 ✓ TNO CATCH
97 MPEC 1998-M17 DAILY ORBIT UPDATE (1998 JUNE 25 UT) 1998-06-25 06:06:00
98 MPEC 1998-B09 1994 GY 1998-01-22 15:32:00 NEAl18 CATCH
99 MPEC 1995-P01 COMET C/1995 O1 (HALE-BOPP) 1995-08-01 14:57:00 Comet CATCH
100 MPEC 1993-Y03 1993 VW 1993-12-18 15:05:00 NEAl18 CATCH

List of Observers

Observers Count
and measurer B. A. Skiff 2
D. G. Schleicher, T. B. Spahr 3
B. A. Skiff 4
L. A. Wasserman 33
M. Buie 2
L. H. Wasserman 115
J. R. Mattox 2
R. L. Millis, L. H. Wasserman 16
R. L. Millis, M. Buie 6
L. H. Wasserman, E. Chiang, A. B. Jordan 4
L. H. Wasserman, R. L. Millis 9
L. Wasserman 2
R. L. Millis 23
A. S. Bosh 5
J. Beningo, M. Curtis, H. Hoehn, J. Smolinski 10
M. W. Buie 15
G. Mandushev 2
H. G. Roe 14
M. E. Schwamb, H. Roe 3
W. T. Ryle 4
H. Roe 2
D. Avner 6
B. Skiff 9
A. Thirouin 2
M. S. P. Kelley, B. Skiff 23
T. L. Farnham 12
M. S. P. Kelley, B. Skiff, T. L. Farnham 35

List of Measurers

Measurers Count
M. W. Buie 29
L. H. Wasserman 26
L. H. Wasserman, M. W. Buie 14
L. H. Wasserman, A. B. Jordan 4
M. W. Buie, R. L. Millis, L. H. Wasserman 23
M. Micheli 79
Facilities Count
0.33-m astrograph 2
1.1-m f/8 reflector 3
1.07-m reflector + CCD 2
1.8-m reflector + CCD 96
1.1-m Hall reflector + CCD 2
1.1-m reflector + CCD 37
0.79-m reflector + CCD 12
1.8-m telescope + CCD 8
1.8-m Perkins reflector + CCD 20
0.75-m f/16 telescope + CCD 7
1.8-m Perkins telescope + CCD 96
1.1-m f/8 Hall reflector + CCD 2
1.1-m Ritchey-Chretien + CCD 14
0.75-m f/16 reflector + CCD 5
0.8-m reflector + CCD 32
1.1-m reflector + CCD, 0.8-m reflector + CCD 12