817 Sudbury

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 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 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 4 0 0 0 4 0 0 0 0 0
1998 2 0 0 0 1 0 0 0 1 0
1997 4 0 0 2 0 0 0 0 1 1
1996 10 0 0 8 0 0 0 0 1 1
1995 9 0 0 7 0 0 0 0 0 2
1994 3 0 0 2 0 0 0 0 0 1
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-O01 DAILY ORBIT UPDATE (1999 JULY 16 UT) 1999-07-16 06:08:00
2 MPEC 1999-B20 DAILY ORBIT UPDATE (1999 JAN. 27 UT) 1999-01-27 07:06:00
3 MPEC 1999-B14 DAILY ORBIT UPDATE (1999 JAN. 22 UT) 1999-01-22 07:06:00
4 MPEC 1999-B13 DAILY ORBIT UPDATE (1999 JAN. 21 UT) 1999-01-21 07:06:00
5 MPEC 1998-L06 DAILY ORBIT UPDATE (1998 JUNE 3 UT) 1998-06-03 06:07:00
6 MPEC 1998-A17 1998 AK8 1998-01-11 21:14:00 Unusual CATCH
7 MPEC 1997-B16 1997 BR 1997-01-29 22:06:00 PHAl18 CATCH
8 MPEC 1997-B15 1997 BQ 1997-01-27 18:59:00 PHAl18 CATCH
9 MPEC 1997-B13 1997 BR 1997-01-25 14:16:00 ✓ PHAl18 CATCH
10 MPEC 1997-B12 1997 BQ 1997-01-22 19:06:00 PHAl18 CATCH
11 MPEC 1996-X03 1996 XW1 1996-12-10 16:52:00 NEA (18>H>22) CATCH
12 MPEC 1996-X01 1996 XW1 1996-12-03 22:23:00 ✓ NEAl18 CATCH
13 MPEC 1996-U07 1996 TE9 1996-10-21 16:38:00 NEA (18>H>22) CATCH
14 MPEC 1996-R07 COMET P/1996 N2 (ELST-PIZARRO) 1996-09-12 01:03:00 Comet CATCH
15 MPEC 1996-Q03 1996 PW 1996-08-21 20:04:00 Unusual CATCH
16 MPEC 1996-P01 1996 PA 1996-08-07 14:00:00 Unusual CATCH
17 MPEC 1996-N02 COMET C/1996 N1 (BREWINGTON) 1996-07-12 17:55:00 Comet CATCH
18 MPEC 1996-K02 COMET C/1996 J1 (EVANS-DRINKWATER) 1996-05-17 14:07:00 Comet CATCH
19 MPEC 1996-G03 1996 EO 1996-04-09 19:22:00 PHAg18 CATCH
20 MPEC 1996-C02 COMET C/1996 B1 (SZCZEPANSKI) 1996-02-07 14:41:00 Comet CATCH
21 MPEC 1995-Y05 1995 YA3 1995-12-30 16:44:00 ✓ NEAl18 CATCH
22 MPEC 1995-Y01 1995 WQ5 1995-12-17 20:36:00 Unusual CATCH
23 MPEC 1995-U02 1995 UX1 1995-10-24 20:36:00 ✓ Unusual CATCH
24 MPEC 1995-P02 COMET C/1995 O1 (HALE-BOPP) 1995-08-02 22:04:00 Comet CATCH
25 MPEC 1995-P01 COMET C/1995 O1 (HALE-BOPP) 1995-08-01 14:57:00 Comet CATCH
26 MPEC 1995-F02 1995 EK1 1995-03-20 15:14:00 NEAl18 CATCH
27 MPEC 1995-D02 1995 CR 1995-02-18 21:19:00 PHAg18 CATCH
28 MPEC 1995-D01 1995 CR 1995-02-18 13:41:00 PHAg18 CATCH
29 MPEC 1995-C15 1995 BL2 1995-02-08 14:12:00 NEAl18 CATCH
30 MPEC 1994-M02 1994 LW 1994-06-18 14:12:00 NEAl18 CATCH
31 MPEC 1994-K02 1994 JF1 1994-05-22 12:05:00 ✓ Unusual CATCH
32 MPEC 1994-E01 1994 AE2 1994-03-01 13:45:00 Unusual CATCH

List of Observers

Observers Count
D. di Cicco 77
D. di Cicco, E. Aguirre, I. Joson 3

List of Measurers

Measurers Count

List of Facilities

Facilities Count
0.28-m Schmidt-Cassegrain + CCD 11
0.28-m Schmidt-Cassegrain 7
0.28-m reflector 3
0.41-m reflector 2
0.41-m Schmidt-Cassegrain + CCD 42
0.41-m Schmidt-Cassegrain 11