E20 Marsfield

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 Orbit Update DOU List Update Retraction Other Follow-Up First Follow-Up
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 0 0 0 0 0 0 0 0 0 0
2011 0 0 0 0 0 0 0 0 0 0
2010 2 0 0 0 2 0 0 0 0 0
2009 4 0 0 4 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 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 2009-F01 2009 DD45 2009-03-16 02:42:00 NEA (H>22) CATCH
2 MPEC 2009-M10 OBSERVATIONS OF COMETS 2009-06-17 15:00:00 Comet CATCH
3 MPEC 2009-P37 OBSERVATIONS OF COMETS 2009-08-10 14:33:00 Comet CATCH
4 MPEC 2009-Q47 OBSERVATIONS OF COMETS 2009-08-22 19:25:00 Comet CATCH
5 MPEC 2010-C46 DAILY ORBIT UPDATE (2010 FEB. 12 UT) 2010-02-12 07:22:00
6 MPEC 2010-C60 DAILY ORBIT UPDATE (2010 FEB. 15 UT) 2010-02-15 07:21:00

Objects Observed by This Station (5 total)

Object Observations Discoveries First Obs Last Obs Magnitude MPECs
0022P 1274 0 2009-07-27 2009-08-18 22.8 182
CK06W030 624 0 2009-08-15 2009-08-18 13.2 156
K09U03N 270 0 2010-02-09 2010-02-09 18.3 54
K09D45D 169 0 2009-03-02 2009-03-02 12.8 13
CK08Q030 54 0 2009-06-17 2009-06-17 N/A 54

List of Observers

Observer Group Total MPECs
H.Pavlov 4
Unknown 2
Individual Observer Total MPECs
H.Pavlov 4
Unknown 2

List of Measurers

Measurer Group Total MPECs
Unknown 5
J.Broughton 1
Individual Measurer Total MPECs
Unknown 5
J.Broughton 1

List of Facilities

Facilities Count
0.20-m f/10 Schmidt-Cassegrain + CCD 1
0.20-m f/3.3 Schmidt-Cassegrain + CCD 2
0.832146, -0.552728 (see MPC 65271 and MPC Documentation page) 1
Unknown 2