J86 Sierra Nevada Observatory

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 4 0 0 0 3 0 0 0 1 0
2014 3 0 0 0 2 0 0 0 0 1
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 1 0 0 1 0 0 0 0 0 0
2007 1 0 0 1 0 0 0 0 0 0
2006 4 0 0 1 3 0 0 0 0 0
2005 1 0 1 0 0 0 0 0 0 0
2004 1 0 0 1 0 0 0 0 0 0
2003 2 0 0 0 1 0 0 0 1 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 2015-V152 DAILY ORBIT UPDATE (2015 NOV. 14 UT) 2015-11-14 12:08:00
2 MPEC 2015-M64 DAILY ORBIT UPDATE (2015 JUNE 26 UT) 2015-06-26 12:07:00
3 MPEC 2015-M35 DAILY ORBIT UPDATE (2015 JUNE 22 UT) 2015-06-22 12:04:00
4 MPEC 2015-M17 2015 LT24 2015-06-17 22:04:00 NEA (H>22) CATCH
5 MPEC 2014-O16 DAILY ORBIT UPDATE (2014 JULY 21 UT) 2014-07-21 12:01:00
6 MPEC 2014-N73 DAILY ORBIT UPDATE (2014 JULY 13 UT) 2014-07-13 12:01:00
7 MPEC 2014-N71 2014 NL52 2014-07-12 14:04:00 ✓ NEA (H>22) CATCH
8 MPEC 2008-T122 2008 QD4 2008-10-11 13:27:00 Unusual CATCH
9 MPEC 2007-A49 2006 UZ184 2007-01-13 19:58:00 TNO CATCH
10 MPEC 2006-Y21 2006 UX184 2006-12-19 17:39:00 Unusual CATCH
11 MPEC 2006-Q37 DAILY ORBIT UPDATE (2006 AUG. 27 UT) 2006-08-27 06:10:00
12 MPEC 2006-Q34 DAILY ORBIT UPDATE (2006 AUG. 26 UT) 2006-08-26 06:10:00
13 MPEC 2006-Q20 DAILY ORBIT UPDATE (2006 AUG. 23 UT) 2006-08-23 06:12:00
14 MPEC 2005-O36 2003 EL61 2005-07-29 00:27:00 ✓ TNO CATCH
15 MPEC 2004-K43 OBSERVATIONS OF COMETS 2004-05-22 20:36:00 Comet CATCH
16 MPEC 2003-U57 DAILY ORBIT UPDATE (2003 OCT. 24 UT) 2003-10-24 06:07:00
17 MPEC 2003-E13 2003 EG 2003-03-05 15:12:00 PHAl18 CATCH

List of Observers

Observers Count
J. L. Ortiz, F. J. Aceituno, J. Nomen 3
J. L. Ortiz 2
F. J. Aceituno 3
J. L. Ortiz, V. Casanova 8
A. Sota, O. Vaduvescu 6
F. Aceituno, O. Vaduvescu 4

List of Measurers

Measurers Count
P. Santos-Sanz, J. L. Ortiz 3
R. Stoss 13
L. Hudin 10

List of Facilities

Facilities Count
1.50-m f/8.0 Ritchey-Chretien + CCD 18
0.36-m f/6 Schmidt-Cassegrain + CCD 3
1.5-m f/8 reflector + CCD 10