829 Complejo Astronomico El Leoncito

Last update: UTC 2026-03-02 06:20:26

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 1 0 0 1 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 1 0 0 1 0 0 0 0 0 0
2012 1 0 0 1 0 0 0 0 0 0
2011 0 0 0 0 0 0 0 0 0 0
2010 3 0 0 3 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 1 0 0 0 1 0 0 0 0 0
2001 5 0 0 0 5 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 2001-O16 DAILY ORBIT UPDATE (2001 JULY 21 UT) 2001-07-21 06:16:00
2 MPEC 2001-S54 DAILY ORBIT UPDATE (2001 SEPT. 27 UT) 2001-09-27 07:25:00
3 MPEC 2001-S69 DAILY ORBIT UPDATE (2001 SEPT. 29 UT) 2001-09-29 07:29:00
4 MPEC 2001-W59 DAILY ORBIT UPDATE (2001 NOV. 25 UT) 2001-11-25 07:13:00
5 MPEC 2001-Y53 DAILY ORBIT UPDATE (2001 DEC. 31 UT) 2001-12-31 07:08:00
6 MPEC 2002-L37 DAILY ORBIT UPDATE (2002 JUNE 9 UT) 2002-06-09 06:06:00
7 MPEC 2010-O51 OBSERVATIONS OF COMETS 2010-07-30 21:40:00 Comet CATCH
8 MPEC 2010-P33 OBSERVATIONS OF COMETS 2010-08-07 16:16:00 Comet CATCH
9 MPEC 2010-S29 OBSERVATIONS OF COMETS 2010-09-20 18:33:00 Comet CATCH
10 MPEC 2012-D09 OBSERVATIONS AND ORBITS OF COMETS 2012-02-17 18:06:00 Comet CATCH
11 MPEC 2013-B90 OBSERVATIONS AND ORBITS OF COMETS 2013-01-26 17:09:00 Comet CATCH
12 MPEC 2025-R63 Comet 3I/ATLAS 2025-09-08 19:24:00 Comet CATCH

Objects Observed by This Station

Object Observations Discoveries First Obs Last Obs Magnitude MPECs
0003I 1440 0 2025-07-16 2025-07-22 16.5 40
11405 1328 0 2001-09-25 2001-09-25 N/A 664
03838 1184 0 1999-12-04 1999-12-04 20.1 296
0049P 882 0 2010-07-10 2010-07-12 20.3 147
0099P 618 0 2010-07-10 2010-07-13 N/A 103
02201 598 0 2001-11-14 2001-11-14 18.4 299
10563 528 0 1999-12-01 1999-12-01 18.3 66
31669 418 0 2001-08-15 2001-08-15 20.8 209
K01SR6H 366 0 2001-11-14 2001-12-20 19.6 61
11500 356 0 2001-08-14 2001-08-14 19.4 178
CK09P010 324 0 2010-07-11 2010-07-11 13.8 108
0215P 320 0 2010-07-10 2010-07-13 22.1 64
0078P 318 0 2011-09-22 2011-09-22 17.4 159
K00W63M 275 0 2001-11-14 2001-11-15 19.4 55
PK10A050 248 0 2010-07-10 2010-07-10 21.7 31
K01S09L 210 0 2001-12-19 2001-12-20 19.5 70
K01X00Q 184 0 2001-12-18 2001-12-20 21.0 23
K01V05H 180 0 2001-12-19 2001-12-20 21.5 45
0100P 175 0 2010-07-11 2010-07-12 17.0 35
0036P 159 0 2010-07-11 2010-07-11 N/A 53
J98H01L 156 0 2001-11-15 2001-12-21 19.2 26
J98H03M 156 0 2001-11-15 2001-12-21 20.8 26
J98W06Z 156 0 2001-08-15 2001-08-15 19.9 78
J99T12N 144 0 1999-12-02 1999-12-03 19.8 24
CK09K020 132 0 2010-07-10 2010-07-13 N/A 33
J98R01O 126 0 2001-08-16 2001-08-16 18.5 63
J99V00V 108 0 2001-11-15 2001-12-21 17.3 12
J99O03R 100 0 2001-12-20 2001-12-21 16.2 25
J99XE3A 96 0 2001-12-20 2001-12-20 18.8 48
K01T02C 90 0 2001-12-18 2001-12-20 18.4 15
K01QE2Q 78 0 2001-09-23 2001-09-23 18.1 39
03362 51 0 1999-12-05 1999-12-05 18.4 17
K00EA6V 48 0 2001-12-18 2001-12-19 22.3 12
K01Q96H 48 0 2001-11-14 2001-11-14 N/A 24
K01R03Q 44 0 2001-11-14 2001-11-14 20.1 22
K01O03D 42 0 2001-08-15 2001-08-15 21.4 21
J99Y00A 40 0 2001-12-19 2001-12-20 N/A 20
K01L06D 40 0 2001-11-14 2001-11-14 21.7 20
K01S09J 36 0 2001-11-14 2001-11-15 23.0 18
K01T48O 36 0 2001-11-14 2001-11-14 19.4 18
K01SQ3N 32 0 2001-09-25 2001-09-25 20.2 16
K01SS7S 32 0 2001-12-20 2001-12-20 22.5 16
J97T00D 30 0 2001-12-19 2001-12-21 N/A 5
K01Q96G 26 0 2001-11-14 2001-11-14 22.1 13
K01R17X 26 0 2001-11-14 2001-11-15 21.0 13
K01SQ3O 26 0 2001-09-25 2001-09-25 22.1 13
K01T01Z 26 0 2001-12-20 2001-12-20 22.1 13
J96T11Y 24 0 2001-08-16 2001-08-16 17.0 12
K01P09U 24 0 2001-09-24 2001-09-24 N/A 8
J97N01C 22 0 2001-08-14 2001-08-14 18.9 11
J97N06J 15 0 2001-12-20 2001-12-21 20.4 5

List of Observers

Observer Group Total MPECs
Unknown 6
R.Gil-Hutton 4
M.D.Melita 1
L.A.Mammana, M.D.Melita 1
Individual Observer Total MPECs
Unknown 6
R.Gil-Hutton 4
M.D.Melita 2
L.A.Mammana 1

List of Measurers

Measurer Group Total MPECs
Unknown 11
M.D.Melita 1
Individual Measurer Total MPECs
Unknown 11
M.D.Melita 1

List of Facilities

Facilities Count
0.41-m f/8 reflector + CCD 1
2.15-m f/2.8 reflector + CCD 1
2.15-m f/2.83 reflector + CCD 3
2.15-m reflector + CCD 1
Unknown 6