762 Four Winds Observatory, Lake Leelanau

Last update: UTC 2026-02-27 06:24:05

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
2026 0 0 0 0 0 0 0 0 0 0
2025 0 0 0 0 0 0 0 0 0 0
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 4 0 0 4 0 0 0 0 0 0
2011 3 0 0 3 0 0 0 0 0 0
2010 7 0 0 7 0 0 0 0 0 0
2009 4 0 0 4 0 0 0 0 0 0
2008 3 0 0 3 0 0 0 0 0 0
2007 15 0 0 11 4 0 0 0 0 0
2006 10 0 0 6 4 0 0 0 0 0
2005 0 0 0 0 0 0 0 0 0 0
2004 5 0 0 2 3 0 0 0 0 0
2003 21 0 0 12 8 0 0 0 1 0
2002 16 0 0 13 3 0 0 0 0 0
2001 11 0 0 3 8 0 0 0 0 0
2000 3 0 0 0 3 0 0 0 0 0
1999 2 0 0 0 2 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 1999-M38 DAILY ORBIT UPDATE (1999 JUNE 29 UT) 1999-06-29 06:06:00
2 MPEC 1999-N04 DAILY ORBIT UPDATE (1999 JULY 2 UT) 1999-07-02 06:06:00
3 MPEC 2000-N23 DAILY ORBIT UPDATE (2000 JULY 10 UT) 2000-07-10 06:21:00
4 MPEC 2000-Q24 DAILY ORBIT UPDATE (2000 AUG. 26 UT) 2000-08-26 06:15:00
5 MPEC 2000-Q27 DAILY ORBIT UPDATE (2000 AUG. 27 UT) 2000-08-27 06:16:00
6 MPEC 2001-N17 DAILY ORBIT UPDATE (2001 JULY 7 UT) 2001-07-07 06:04:00
7 MPEC 2001-O02 DAILY ORBIT UPDATE (2001 JULY 17 UT) 2001-07-17 06:15:00
8 MPEC 2001-O11 DAILY ORBIT UPDATE (2001 JULY 20 UT) 2001-07-20 06:16:00
9 MPEC 2001-Q01 DAILY ORBIT UPDATE (2001 AUG. 16 UT) 2001-08-16 06:14:00
10 MPEC 2001-Q03 COMET C/2001 A2 (LINEAR) 2001-08-16 19:56:00 Comet CATCH
11 MPEC 2001-Q20 DAILY ORBIT UPDATE (2001 AUG. 20 UT) 2001-08-20 06:16:00
12 MPEC 2001-Q31 COMET P/2001 Q2 (PETRIEW) 2001-08-21 21:45:00 Comet CATCH
13 MPEC 2001-Q61 DAILY ORBIT UPDATE (2001 AUG. 28 UT) 2001-08-28 06:28:00
14 MPEC 2001-Q71 DAILY ORBIT UPDATE (2001 AUG. 30 UT) 2001-08-30 12:43:00
15 MPEC 2001-R09 DAILY ORBIT UPDATE (2001 SEPT. 4 UT) 2001-09-04 06:05:00
16 MPEC 2001-R57 COMET C/2001 A2 (LINEAR) 2001-09-15 18:42:00 Comet CATCH
17 MPEC 2002-O10 OBSERVATIONS OF COMETS 2002-07-17 21:00:00 Comet CATCH
18 MPEC 2002-O11 DAILY ORBIT UPDATE (2002 JULY 18 UT) 2002-07-18 06:06:00
19 MPEC 2002-P18 COMET C/2002 O4 (HOENIG) 2002-08-06 18:48:00 Comet CATCH
20 MPEC 2002-P26 OBSERVATIONS OF COMETS 2002-08-07 01:03:00 Comet CATCH
21 MPEC 2002-P30 OBSERVATIONS OF COMETS 2002-08-08 01:07:00 Comet CATCH
22 MPEC 2002-P33 DAILY ORBIT UPDATE (2002 AUG. 8 UT) 2002-08-08 06:08:00
23 MPEC 2002-P75 OBSERVATIONS OF COMETS 2002-08-15 22:04:00 Comet CATCH
24 MPEC 2002-Q01 DAILY ORBIT UPDATE (2002 AUG. 16 UT) 2002-08-16 06:10:00
25 MPEC 2002-Q48 COMET C/2002 O4 (HOENIG) 2002-08-30 19:55:00 Comet CATCH
26 MPEC 2002-Q53 OBSERVATIONS OF COMETS 2002-08-30 21:11:00 Comet CATCH
27 MPEC 2002-R21 COMET C/2002 Q5 (LINEAR) 2002-09-05 23:25:00 Comet CATCH
28 MPEC 2002-R22 OBSERVATIONS OF COMETS 2002-09-06 15:11:00 Comet CATCH
29 MPEC 2002-R48 COMET C/2002 O4 (HOENIG) 2002-09-11 20:27:00 Comet CATCH
30 MPEC 2002-R56 OBSERVATIONS OF COMETS 2002-09-11 21:59:00 Comet CATCH
31 MPEC 2002-S13 COMET C/2002 Q5 (LINEAR) 2002-09-16 18:52:00 Comet CATCH
32 MPEC 2002-S15 OBSERVATIONS OF COMETS 2002-09-16 19:09:00 Comet CATCH
33 MPEC 2003-N04 DAILY ORBIT UPDATE (2003 JULY 2 UT) 2003-07-02 06:04:00
34 MPEC 2003-N27 COMET C/2003 F1 (LINEAR) 2003-07-07 18:28:00 Comet CATCH
35 MPEC 2003-N28 COMET C/2003 G1 (LINEAR) 2003-07-07 18:34:00 Comet CATCH
36 MPEC 2003-N29 COMET C/2003 H1 (LINEAR) 2003-07-07 18:40:00 Comet CATCH
37 MPEC 2003-N38 DAILY ORBIT UPDATE (2003 JULY 10 UT) 2003-07-10 06:05:00
38 MPEC 2003-N45 DAILY ORBIT UPDATE (2003 JULY 14 UT) 2003-07-14 06:04:00
39 MPEC 2003-N46 DAILY ORBIT UPDATE (2003 JULY 15 UT) 2003-07-15 06:05:00
40 MPEC 2003-O08 DAILY ORBIT UPDATE (2003 JULY 20 UT) 2003-07-20 06:04:00
41 MPEC 2003-O21 DAILY ORBIT UPDATE (2003 JULY 25 UT) 2003-07-25 06:04:00
42 MPEC 2003-O33 COMET C/2003 F1 (LINEAR) 2003-07-30 18:48:00 Comet CATCH
43 MPEC 2003-O34 COMET C/2003 G1 (LINEAR) 2003-07-30 18:57:00 Comet CATCH
44 MPEC 2003-O35 COMET C/2003 H1 (LINEAR) 2003-07-30 19:07:00 Comet CATCH
45 MPEC 2003-O36 COMET C/2003 H3 (NEAT) 2003-07-30 19:14:00 Comet CATCH
46 MPEC 2003-O41 OBSERVATIONS OF COMETS 2003-07-30 20:51:00 Comet CATCH
47 MPEC 2003-Q05 COMET C/2003 K4 (LINEAR) 2003-08-19 14:09:00 Comet CATCH
48 MPEC 2003-Q10 OBSERVATIONS OF COMETS 2003-08-19 14:37:00 Comet CATCH
49 MPEC 2003-R04 2003 RB 2003-09-02 15:02:00 PHAg18 CATCH
50 MPEC 2003-R15 DAILY ORBIT UPDATE (2003 SEPT. 3 UT) 2003-09-03 06:08:00
51 MPEC 2003-R36 DAILY ORBIT UPDATE (2003 SEPT. 7 UT) 2003-09-07 06:08:00
52 MPEC 2003-R44 COMET C/2003 K4 (LINEAR) 2003-09-09 01:58:00 Comet CATCH
53 MPEC 2003-R50 OBSERVATIONS OF COMETS 2003-09-09 02:44:00 Comet CATCH
54 MPEC 2004-P38 DAILY ORBIT UPDATE (2004 AUG. 11 UT) 2004-08-11 06:10:00
55 MPEC 2004-Q01 DAILY ORBIT UPDATE (2004 AUG. 16 UT) 2004-08-16 06:10:00
56 MPEC 2004-Q07 OBSERVATIONS OF COMETS 2004-08-16 16:33:00 Comet CATCH
57 MPEC 2004-Q19 DAILY ORBIT UPDATE (2004 AUG. 21 UT) 2004-08-21 06:10:00
58 MPEC 2004-Q35 OBSERVATIONS OF COMETS 2004-08-23 15:14:00 Comet CATCH
59 MPEC 2006-L48 OBSERVATIONS OF COMETS 2006-06-10 16:38:00 Comet CATCH
60 MPEC 2006-M17 DAILY ORBIT UPDATE (2006 JUNE 21 UT) 2006-06-21 06:15:00
61 MPEC 2006-M35 OBSERVATIONS OF COMETS 2006-06-23 22:27:00 Comet CATCH
62 MPEC 2006-N26 DAILY ORBIT UPDATE (2006 JULY 14 UT) 2006-07-14 06:07:00
63 MPEC 2006-N36 OBSERVATIONS OF COMETS 2006-07-14 21:03:00 Comet CATCH
64 MPEC 2006-O19 DAILY ORBIT UPDATE (2006 JULY 22 UT) 2006-07-22 06:06:00
65 MPEC 2006-O63 DAILY ORBIT UPDATE (2006 JULY 29 UT) 2006-07-29 06:08:00
66 MPEC 2006-P18 OBSERVATIONS OF COMETS 2006-08-04 16:37:00 Comet CATCH
67 MPEC 2006-R55 OBSERVATIONS OF COMETS 2006-09-15 17:47:00 Comet CATCH
68 MPEC 2006-T45 OBSERVATIONS OF COMETS 2006-10-06 15:54:00 Comet CATCH
69 MPEC 2007-J42 COMET C/2007 E1 (GARRADD) 2007-05-11 15:39:00 Comet CATCH
70 MPEC 2007-J46 OBSERVATIONS OF COMETS 2007-05-11 15:59:00 Comet CATCH
71 MPEC 2007-J54 DAILY ORBIT UPDATE (2007 MAY 13 UT) 2007-05-13 06:08:00
72 MPEC 2007-K11 COMET C/2007 E1 (GARRADD) 2007-05-18 15:11:00 Comet CATCH
73 MPEC 2007-K12 COMET C/2007 E2 (LOVEJOY) 2007-05-18 15:22:00 Comet CATCH
74 MPEC 2007-K18 OBSERVATIONS OF COMETS 2007-05-18 15:56:00 Comet CATCH
75 MPEC 2007-K70 DAILY ORBIT UPDATE (2007 MAY 31 UT) 2007-05-31 06:09:00
76 MPEC 2007-K74 COMET C/2007 E1 (GARRADD) 2007-05-31 14:59:00 Comet CATCH
77 MPEC 2007-K75 COMET C/2007 E2 (LOVEJOY) 2007-05-31 15:11:00 Comet CATCH
78 MPEC 2007-L53 DAILY ORBIT UPDATE (2007 JUNE 14 UT) 2007-06-14 06:07:00
79 MPEC 2007-L57 DAILY ORBIT UPDATE (2007 JUNE 15 UT) 2007-06-15 06:07:00
80 MPEC 2007-L65 OBSERVATIONS OF COMETS 2007-06-15 15:59:00 Comet CATCH
81 MPEC 2007-O49 OBSERVATIONS OF COMETS 2007-07-26 14:49:00 Comet CATCH
82 MPEC 2007-U93 OBSERVATIONS OF COMETS 2007-10-30 15:59:00 Comet CATCH
83 MPEC 2007-V57 OBSERVATIONS OF COMETS 2007-11-06 17:56:00 Comet CATCH
84 MPEC 2008-O47 OBSERVATIONS OF COMETS 2008-07-29 18:16:00 Comet CATCH
85 MPEC 2008-P23 OBSERVATIONS OF COMETS 2008-08-04 23:01:00 Comet CATCH
86 MPEC 2008-R06 OBSERVATIONS OF COMETS 2008-09-01 00:54:00 Comet CATCH
87 MPEC 2009-M52 OBSERVATIONS OF COMETS 2009-06-29 15:27:00 Comet CATCH
88 MPEC 2009-P53 OBSERVATIONS OF COMETS 2009-08-15 15:00:00 Comet CATCH
89 MPEC 2009-R49 OBSERVATIONS OF COMETS 2009-09-12 15:20:00 Comet CATCH
90 MPEC 2009-S86 OBSERVATIONS OF COMETS 2009-09-24 15:48:00 Comet CATCH
91 MPEC 2010-N29 OBSERVATIONS OF COMETS 2010-07-07 17:18:00 Comet CATCH
92 MPEC 2010-P33 OBSERVATIONS OF COMETS 2010-08-07 16:16:00 Comet CATCH
93 MPEC 2010-Q09 OBSERVATIONS OF COMETS 2010-08-18 01:00:00 Comet CATCH
94 MPEC 2010-Q38 OBSERVATIONS OF COMETS 2010-08-28 14:24:00 Comet CATCH
95 MPEC 2010-R11 OBSERVATIONS OF COMETS 2010-09-02 18:17:00 Comet CATCH
96 MPEC 2010-S29 OBSERVATIONS OF COMETS 2010-09-20 18:33:00 Comet CATCH
97 MPEC 2010-W22 COMET 103P/HARTLEY 2010-11-24 17:03:00 Comet CATCH
98 MPEC 2011-R11 OBSERVATIONS AND ORBITS OF COMETS 2011-09-02 17:54:00 Comet CATCH
99 MPEC 2011-U42 OBSERVATIONS AND ORBITS OF COMETS 2011-10-21 16:51:00 Comet CATCH
100 MPEC 2011-U100 OBSERVATIONS AND ORBITS OF COMETS 2011-10-29 20:49:00 Comet CATCH
101 MPEC 2012-N02 OBSERVATIONS AND ORBITS OF COMETS 2012-07-01 16:59:00 Comet CATCH
102 MPEC 2012-N21 OBSERVATIONS AND ORBITS OF COMETS 2012-07-15 14:24:00 Comet CATCH
103 MPEC 2012-Q70 OBSERVATIONS AND ORBITS OF COMETS 2012-08-28 17:12:00 Comet CATCH
104 MPEC 2012-T08 OBSERVATIONS AND ORBITS OF COMETS 2012-10-03 20:11:00 Comet CATCH

Objects Observed by This Station

Object Observations Discoveries First Obs Last Obs Magnitude MPECs
05587 19998 0 2001-07-02 2001-08-28 19.0 606
68950 7524 0 2004-08-15 2006-07-23 16.0 418
01980 6688 0 2006-07-14 2006-07-21 17.9 836
0103P 4323 0 2010-08-04 2010-10-07 21.6 131
F4555 3615 0 2007-05-12 2007-05-17 19.2 241
CK09P010 3564 0 2011-08-25 2011-10-24 13.8 108
CK06S030 3502 0 2009-09-23 2012-07-10 22.8 206
40267 3414 0 2007-06-12 2007-06-14 19.3 569
21088 3216 0 2004-08-19 2004-08-20 17.2 804
02100 2670 0 2000-08-08 2000-08-25 N/A 445
K00N00M 2387 0 2000-07-04 2000-07-07 17.8 77
E5656 2152 0 2007-06-11 2007-06-13 N/A 269
CK06W030 2142 0 2009-08-12 2009-09-24 13.2 153
CK03K040 1914 0 2003-08-14 2004-08-20 21.2 87
0017P 1749 0 2007-10-27 2007-11-03 18.0 159
CK06Q010 1608 0 2009-06-27 2009-09-18 N/A 134
CK01Q040 1598 0 2004-07-21 2004-08-20 18.9 94
A5140 1564 0 2006-07-21 2006-07-21 17.7 391
0065P 1545 0 2009-06-23 2009-06-27 20.0 309
CK11F010 1456 0 2012-07-01 2012-09-14 20.9 91
CK04B010 1349 0 2006-06-09 2006-07-22 21.0 71
PK06H30R 1189 0 2006-10-01 2007-05-10 19.8 41
K00U16T 1152 0 2004-07-21 2004-08-20 17.3 96
CK01K050 1116 0 2002-07-11 2003-07-09 14.7 93
0006P 1104 0 2008-07-16 2008-08-03 13.9 69
CK09K050 1104 0 2010-06-21 2010-08-10 12.8 69
J99G02J 924 0 2003-07-13 2003-08-18 18.6 84
0043P 900 0 2003-08-19 2003-09-06 16.9 150
CK07E020 805 0 2007-05-11 2007-07-25 18.6 23
CK03G010 748 0 2003-06-23 2003-09-01 16.5 44
D6874 747 0 2007-06-13 2007-06-13 22.8 249
CK10S010 710 0 2012-08-17 2012-08-21 N/A 142
04587 656 0 2003-07-18 2003-09-01 19.5 82
K02L00V 655 0 2002-07-17 2002-07-17 20.1 131
K01S09L 630 0 2003-07-09 2003-07-24 19.5 70
K02C26E 630 0 2004-08-07 2004-08-21 N/A 63
CK05L030 612 0 2008-08-24 2008-08-24 19.9 204
K04F11H 609 0 2004-08-07 2004-08-21 19.8 87
CK00W01M 512 0 2002-07-11 2002-09-03 19.1 32
0116P 504 0 2009-06-22 2009-06-22 22.1 168
K03H16M 480 0 2003-07-09 2003-07-18 20.2 80
CK08F75K 423 0 2010-08-27 2010-08-27 16.7 141
CK00S74V 420 0 2002-09-07 2003-07-02 19.3 60
CK07E010 420 0 2007-05-03 2007-05-17 19.5 28
J97W22U 403 0 2000-08-04 2000-08-25 15.5 31
K03R00B 402 0 2003-09-01 2003-09-02 N/A 67
K03YB7Q 402 0 2006-07-12 2006-07-14 17.4 67
K02A14L 399 0 2003-07-08 2003-07-08 20.6 133
0092P 385 0 2002-08-15 2002-09-12 19.6 35
CK07N030 376 0 2008-08-02 2008-08-02 20.9 94
0004P 366 0 2007-03-22 2007-03-22 14.6 122
CK12J010 366 0 2012-08-18 2012-08-21 N/A 61
K02P06M 344 0 2002-08-07 2002-08-15 20.1 43
K03F03T 336 0 2003-07-17 2003-07-24 20.3 84
CK03H010 333 0 2003-06-23 2003-08-20 20.9 37
CK01H50T 318 0 2004-08-21 2004-08-21 21.5 106
CK11UU5F 300 0 2012-07-02 2012-07-09 16.8 50
CK03F010 288 0 2003-06-29 2003-08-16 17.7 24
K04E09W 261 0 2004-08-06 2004-08-06 21.1 87
CK06V13Z 250 0 2007-07-21 2007-07-24 13.8 25
K01SH0E 240 0 2004-08-14 2004-08-20 20.0 60
K06K89E 235 0 2007-06-13 2007-06-14 19.8 47
K03K02P 216 0 2003-07-09 2003-07-09 20.6 72
CK01N020 198 0 2002-07-12 2002-08-07 16.5 22
CK03H030 156 0 2003-07-23 2003-08-14 N/A 26
CK07Q03a 155 0 2010-08-26 2010-08-26 15.6 31
0177P 152 0 2006-08-30 2006-09-09 16.0 19
CK02E020 145 0 2002-08-29 2002-09-11 16.6 29
CK02Q050 133 0 2002-09-04 2002-09-11 17.8 19
CK02C010 126 0 2002-07-10 2002-07-11 14.1 21
CK12K050 111 0 2012-09-14 2012-09-14 12.5 37
K03M02T 110 0 2003-08-19 2003-08-19 19.9 55
J99J08M 98 0 1999-06-25 1999-06-30 20.7 14
CK02O040 88 0 2002-08-03 2002-09-07 N/A 11
0153P 80 0 2002-07-16 2002-08-06 N/A 8
CK02R030 76 0 2003-08-19 2003-08-19 17.4 38
K03R05B 70 0 2003-09-05 2003-09-06 N/A 10
PK01Q020 66 0 2001-08-21 2001-08-21 18.0 6
CK01A02b 50 0 2001-08-14 2001-08-28 N/A 5
CK02H020 50 0 2002-07-10 2002-07-12 18.3 10
K03M07D 42 0 2003-06-30 2003-06-30 19.0 21

List of Observers

Observer Group Total MPECs
R.Elliott 67
Unknown 35
E.Elliott, R.Elliott 1
E.Elliott, R.Elliott, Z.Meredith 1
Individual Observer Total MPECs
R.Elliott 69
Unknown 35
E.Elliott 2
Z.Meredith 1

List of Measurers

Measurer Group Total MPECs
Unknown 102
R.Elliott 2
Individual Measurer Total MPECs
Unknown 102
R.Elliott 2

List of Facilities

Facilities Count
0.3-m Schmidt-Cassegrain + CCD 18
0.3-m f/10 Schmidt-Cassegrain + CCD 22
0.3-m f/10 reflector + CCD 13
0.3-m f/3.3 reflector + CCD 3
0.30-m f/10 Schmidt-Cassegrain + CCD 12
0.30-m f/3.3 Schmidt-Cassegrain Telescope + CCD 1
Unknown 35