I33 SOAR, Cerro Pachon

Last update: UTC 2025-11-10 20:45:36

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 2 0 0 1 1 0 0 0 0 0
2024 1 0 0 0 1 0 0 0 0 0
2023 0 0 0 0 0 0 0 0 0 0
2022 2 0 0 0 2 0 0 0 0 0
2021 4 0 0 2 1 0 0 0 1 0
2020 0 0 0 0 0 0 0 0 0 0
2019 2 0 0 0 2 0 0 0 0 0
2018 3 0 0 0 3 0 0 0 0 0
2017 1 0 0 1 0 0 0 0 0 0
2016 0 0 0 0 0 0 0 0 0 0
2015 1 0 0 0 1 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 2 0 0 2 0 0 0 0 0 0
2011 0 0 0 0 0 0 0 0 0 0
2010 5 0 0 4 0 0 0 0 1 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 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 2010-F83 COMET C/2010 DG56 (WISE) 2010-03-27 15:01:00 Comet CATCH
2 MPEC 2010-F87 OBSERVATIONS OF COMETS 2010-03-27 15:40:00 Comet CATCH
3 MPEC 2010-J40 OBSERVATIONS OF COMETS 2010-05-08 15:01:00 Comet CATCH
4 MPEC 2010-J93 COMET C/2010 D3 (WISE) 2010-05-14 14:11:00 Comet CATCH
5 MPEC 2010-Q13 2010 PY75 2010-08-19 20:51:00 NEA (18>H>22) CATCH
6 MPEC 2012-H17 COMET P/2012 G1 (PANSTARRS) 2012-04-17 18:14:00 Comet CATCH
7 MPEC 2012-K41 COMET P/2008 R1 (GARRADD) 2012-05-22 18:44:00 Comet CATCH
8 MPEC 2015-B82 DAILY ORBIT UPDATE (2015 JAN. 21 UT) 2015-01-21 12:05:00
9 MPEC 2017-Q115 COMET P/2012 T1 = 2017 O3 (PANSTARRS) 2017-08-25 13:27:00 Comet CATCH
10 MPEC 2018-V13 DAILY ORBIT UPDATE (2018 NOV. 2 UT) 2018-11-02 12:04:00
11 MPEC 2018-V16 DAILY ORBIT UPDATE (2018 NOV. 3 UT) 2018-11-03 12:05:00
12 MPEC 2018-X27 DAILY ORBIT UPDATE (2018 DEC. 4 UT) 2018-12-04 13:06:00
13 MPEC 2019-P35 DAILY ORBIT UPDATE (2019 August 3) 2019-08-03 13:10:00
14 MPEC 2019-P75 DAILY ORBIT UPDATE (2019 August 10) 2019-08-10 13:34:00
15 MPEC 2021-F20 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-03-18 05:58:00 Comet CATCH
16 MPEC 2021-O35 DAILY ORBIT UPDATE (2021 July 21) 2021-07-21 12:09:00
17 MPEC 2021-T130 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-10-06 05:43:00 Comet CATCH
18 MPEC 2021-T206 COMET C/2021 G2 (ATLAS) 2021-10-11 06:23:00 Comet CATCH
19 MPEC 2022-C03 DAILY ORBIT UPDATE (2022 February 1) 2022-02-01 12:18:00
20 MPEC 2022-O17 DAILY ORBIT UPDATE (2022 July 21) 2022-07-21 12:01:00
21 MPEC 2024-D136 DAILY ORBIT UPDATE (2024 February 29) 2024-02-29 12:14:00
22 MPEC 2025-N89 Comet 3I/ATLAS 2025-07-11 21:31:00 Comet CATCH
23 MPEC 2025-S181 DAILY ORBIT UPDATE (2025 September 23) 2025-09-23 12:04:00

Objects Observed by This Station (22 total)

Object Observations Discoveries First Obs Last Obs Magnitude MPECs
65803 78132 0 2022-07-05 2022-07-05 17.4 383
CK21G020 660 0 2021-09-29 2021-09-29 14.4 110
K18T06G 522 0 2018-10-19 2018-10-20 N/A 29
K18R07Y 450 0 2018-10-18 2019-08-09 22.8 15
0103P 399 0 2010-04-19 2010-04-19 21.6 133
K17S16N 288 0 2018-10-18 2018-10-19 N/A 18
Z7439 280 0 2015-01-12 2015-01-12 20.1 56
0003I 162 0 2025-07-09 2025-07-10 11.4 27
K20A02V 124 0 2021-07-17 2021-07-17 17.7 31
K10P75Y 76 0 2010-08-18 2010-08-18 19.5 19
K18W01V 60 0 2018-12-03 2018-12-03 22.2 10
K25R01M 56 0 2025-09-17 2025-09-19 24.0 8
CK10D030 50 0 2010-03-20 2010-03-21 N/A 10
CK10D56G 42 0 2010-03-20 2010-03-20 18.5 7
K24B15Y 40 0 2024-02-28 2024-02-28 22.4 10
K20X05L 36 0 2021-03-09 2021-03-17 N/A 6
0409P 30 0 2007-04-14 2007-04-14 16.9 10
PK10B020 28 0 2010-03-21 2010-03-21 21.4 7
AK21G020 12 0 2021-09-29 2021-09-29 19.9 2
PK12G010 12 0 2012-04-13 2012-04-13 20.6 4
PK08R010 8 0 2012-04-13 2012-04-13 N/A 4
PK17O030 5 0 2017-07-28 2017-07-28 23.5 1

List of Observers

Observer Group Total MPECs
Unknown 12
A.A.Pasten, J.M.Bauer, P.E.Ugarte, S.D.Points 4
C.Holt 2
H.Hsieh 2
A.A.Pasten, J.M.Bauer, P.E.Ugarte 1
J.Agarwal, M.Mommert 1
A.D.Feinstein, A.Yaginuma, C.E.Holt, D.Z.Seligman, H.H.Hsieh, T.Frincke 1
Individual Observer Total MPECs
Unknown 12
A.A.Pasten 5
J.M.Bauer 5
P.E.Ugarte 5
S.D.Points 4
C.Holt 2
H.Hsieh 2
J.Agarwal 1
M.Mommert 1
A.D.Feinstein 1
A.Yaginuma 1
C.E.Holt 1
D.Z.Seligman 1
H.H.Hsieh 1
T.Frincke 1

List of Measurers

Measurer Group Total MPECs
Unknown 11
J.M.Bauer 5
M.Micheli 4
H.Hsieh, M.Micheli 1
M.Mommert 1
S.Deen 1
Individual Measurer Total MPECs
Unknown 11
J.M.Bauer 5
M.Micheli 5
H.Hsieh 1
M.Mommert 1
S.Deen 1

List of Facilities

Facilities Count
289.2608, rho cos phi' = 0.86504, rho sin phi' = -0.50086 1
4.1-m Cassegrain + CCD 1
4.1-m f/16.6 reflector + CCD 1
4.1-m reflector + CCD 8
Unknown 12