754 Yerkes Observatory, Williams Bay

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 2 0 0 0 1 0 0 0 1 0
2017 2 0 0 0 2 0 0 0 0 0
2016 15 0 0 1 10 0 0 0 3 1
2015 29 0 0 2 4 0 0 0 22 1
2014 5 0 0 0 2 0 0 0 3 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 3 0 0 1 2 0 0 0 0 0
2005 5 0 0 0 5 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 2 0 0 2 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 2018-S52 DAILY ORBIT UPDATE (2018 SEPT. 22 UT) 2018-09-22 12:21:00
2 MPEC 2018-R163 2018 RB6 2018-09-14 19:55:00 NEA (H>22) CATCH
3 MPEC 2017-U14 DAILY ORBIT UPDATE (2017 OCT. 16 UT) 2017-10-16 12:05:00
4 MPEC 2017-E16 DAILY ORBIT UPDATE (2017 MAR. 2 UT) 2017-03-02 13:18:00
5 MPEC 2016-V117 DAILY ORBIT UPDATE (2016 NOV. 13 UT) 2016-11-13 13:13:00
6 MPEC 2016-V114 DAILY ORBIT UPDATE (2016 NOV. 12 UT) 2016-11-12 13:05:00
7 MPEC 2016-L64 2016 LA9 2016-06-07 15:25:00 NEA (18>H>22) CATCH
8 MPEC 2016-H36 DAILY ORBIT UPDATE (2016 APR. 21 UT) 2016-04-21 12:03:00
9 MPEC 2016-F49 DAILY ORBIT UPDATE (2016 MAR. 24 UT) 2016-03-24 12:02:00
10 MPEC 2016-F36 DAILY ORBIT UPDATE (2016 MAR. 19 UT) 2016-03-19 12:05:00
11 MPEC 2016-E160 DAILY ORBIT UPDATE (2016 MAR. 14 UT) 2016-03-14 13:05:00
12 MPEC 2016-E80 DAILY ORBIT UPDATE (2016 MAR. 8 UT) 2016-03-08 13:06:00
13 MPEC 2016-D54 DAILY ORBIT UPDATE (2016 FEB. 28 UT) 2016-02-28 13:03:00
14 MPEC 2016-D46 2016 CO264 2016-02-26 22:38:00 Unusual CATCH
15 MPEC 2016-C40 DAILY ORBIT UPDATE (2016 FEB. 5 UT) 2016-02-05 13:04:00
16 MPEC 2016-B48 DAILY ORBIT UPDATE (2016 JAN. 21 UT) 2016-01-21 13:04:00
17 MPEC 2016-A53 2015 YY18 2016-01-06 14:58:00 ✓ Unusual CATCH
18 MPEC 2016-A30 2016 AJ2 2016-01-04 14:10:00 NEA (18>H>22) CATCH
19 MPEC 2016-A26 2006 BC 2016-01-03 22:25:00 PHAg18 CATCH
20 MPEC 2015-Y60 2015 YU1 2015-12-20 20:12:00 NEA (H>22) CATCH
21 MPEC 2015-Y50 2015 YN1 2015-12-20 14:18:00 NEA (18>H>22) CATCH
22 MPEC 2015-Y40 2015 YB1 2015-12-19 14:19:00 NEA (18>H>22) CATCH
23 MPEC 2015-X151 2015 XV261 2015-12-12 21:58:00 NEA (H>22) CATCH
24 MPEC 2015-X150 DAILY ORBIT UPDATE (2015 DEC. 12 UT) 2015-12-12 13:03:00
25 MPEC 2015-X146 2015 XN261 2015-12-11 22:18:00 NEA (H>22) CATCH
26 MPEC 2015-X145 2015 XL261 2015-12-11 20:29:00 NEA (H>22) CATCH
27 MPEC 2015-W73 COMET P/2015 W2 (CATALINA) 2015-11-29 23:50:00 Comet CATCH
28 MPEC 2015-W03 2015 VL142 2015-11-16 14:14:00 NEAl18 CATCH
29 MPEC 2015-V115 2015 VR65 2015-11-10 14:11:00 NEA (H>22) CATCH
30 MPEC 2015-V43 COMET C/2015 V1 (PANSTARRS) 2015-11-05 11:47:00 Comet CATCH
31 MPEC 2015-V27 2015 VB1 2015-11-04 19:27:00 NEA (H>22) CATCH
32 MPEC 2015-U68 2015 UC67 2015-10-31 14:07:00 NEA (18>H>22) CATCH
33 MPEC 2015-U60 2015 UT52 2015-10-26 20:36:00 NEA (18>H>22) CATCH
34 MPEC 2015-U58 2015 UM52 2015-10-25 16:48:00 NEA (H>22) CATCH
35 MPEC 2015-U21 2015 TG323 2015-10-18 16:42:00 ✓ NEA (18>H>22) CATCH
36 MPEC 2015-U12 DAILY ORBIT UPDATE (2015 OCT. 17 UT) 2015-10-17 12:05:00
37 MPEC 2015-U05 2015 TG238 2015-10-16 14:07:00 NEA (H>22) CATCH
38 MPEC 2015-T92 2015 TH145 2015-10-13 21:36:00 PHAg18 CATCH
39 MPEC 2015-T74 2015 TD144 2015-10-12 21:24:00 NEA (H>22) CATCH
40 MPEC 2015-T08 2015 TA 2015-10-05 15:42:00 NEA (18>H>22) CATCH
41 MPEC 2015-S101 2015 SA17 2015-09-28 14:10:00 NEA (18>H>22) CATCH
42 MPEC 2015-S74 2015 SV2 2015-09-23 14:08:00 NEA (18>H>22) CATCH
43 MPEC 2015-S66 2015 SZ 2015-09-21 16:03:00 NEA (H>22) CATCH
44 MPEC 2015-H16 DAILY ORBIT UPDATE (2015 APR. 18 UT) 2015-04-18 12:06:00
45 MPEC 2015-G03 OBSERVATIONS AND ORBITS OF COMETS 2015-04-01 17:12:00 Comet CATCH
46 MPEC 2015-F163 2015 FL290 2015-03-31 14:22:00 NEA (H>22) CATCH
47 MPEC 2015-F135 DAILY ORBIT UPDATE (2015 MAR. 28 UT) 2015-03-28 12:13:00
48 MPEC 2015-F121 2015 FA118 2015-03-27 01:46:00 NEA (18>H>22) CATCH
49 MPEC 2014-Y20 COMET C/2014 Y1 (PANSTARRS) 2014-12-19 15:32:00 Comet CATCH
50 MPEC 2014-W130 2014 WU362 2014-11-27 17:24:00 NEA (18>H>22) CATCH
51 MPEC 2014-W75 2014 WX120 2014-11-23 14:17:00 Unusual CATCH
52 MPEC 2014-V29 DAILY ORBIT UPDATE (2014 NOV. 6 UT) 2014-11-06 12:06:00
53 MPEC 2014-S123 DAILY ORBIT UPDATE (2014 SEPT. 30 UT) 2014-09-30 12:04:00
54 MPEC 2006-O18 OBSERVATIONS OF COMETS 2006-07-21 21:34:00 Comet CATCH
55 MPEC 2006-N23 DAILY ORBIT UPDATE (2006 JULY 13 UT) 2006-07-13 06:06:00
56 MPEC 2006-N22 DAILY ORBIT UPDATE (2006 JULY 12 UT) 2006-07-12 06:13:00
57 MPEC 2005-W20 DAILY ORBIT UPDATE (2005 NOV. 21 UT) 2005-11-21 07:06:00
58 MPEC 2005-V72 DAILY ORBIT UPDATE (2005 NOV. 11 UT) 2005-11-11 07:13:00
59 MPEC 2005-Q02 DAILY ORBIT UPDATE (2005 AUG. 17 UT) 2005-08-17 06:12:00
60 MPEC 2005-O37 DAILY ORBIT UPDATE (2005 JULY 29 UT) 2005-07-29 06:10:00
61 MPEC 2005-H02 DAILY ORBIT UPDATE (2005 APR. 16 UT) 2005-04-16 06:15:00
62 MPEC 1996-K06 1996 JA1 1996-05-19 14:44:00 PHAg18 CATCH
63 MPEC 1996-K04 1996 JA1 1996-05-18 14:03:00 PHAg18 CATCH

List of Observers

Observers Count
J. W. Briggs 36
A. W. Puckett, V. Hoette 10
D. E. Reichart, J. B. Haislip, K. M. Ivarsen 5
V. Hoette, D. E. Reichart, J. B. Haislip, K. M. Ivarsen 4
V. L. Hoette 104
V. L. Hoette, T. A. Rector 3
V. L. Hoette, S. A. Heatherly, A. W. Puckett 4
A. W. Puckett 6

List of Measurers

Measurers Count
A. W. Puckett, L. Schaad, E. Cheng, C. Meskauskas 6
A. W. Puckett, V. Hoette 9
V. L. Hoette, A. W. Puckett, T. R. Linder 54
J. E. Brown, A. L. Caughey, V. L. Hoette, A. W. Puckett, T. R. Linder 3
A. L. Caughey, J. E. Brown, A. W. Puckett 4
V. L. Hoette, A. W. Puckett, T. R. Linder, R. L. Sanchez 13
V. L. Hoette, A. W. Puckett, R. L. Sanchez 3
V. L. Hoette, A. W. Puckett, R. L. Sanchez, A. E. Burrows, B. L. Mespelt 13
R. L. Sanchez, J. D. Kenney, W. A. Wuerker, V. L. Hoette, A. W. Puckett 3
V. L. Hoette, A. W. Puckett, R. L. Sanchez, T. R. Linder 15
V. L. Hoette, T. GurrEithun, D. Li, N. Litza, L. Feldman, G. Holt 4
V. L. Hoette, A. W. Puckett, A. L. Caughey, R. L. Sanchez, T. R. Linder 3
A. W. Puckett, P. E. Halford, V. L. Hoette 6

List of Facilities

Facilities Count
0.15-m refractor 36
1.02-m f/8.04 Cassegrain reflector + CCD 130
0.61-m f/13.2 Cassegrain reflector + CCD 6