O40 Xingyuan, Daocheng

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 22 0 0 9 10 0 0 0 3 0
2024 2 0 0 1 1 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 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 2024-F28 DAILY ORBIT UPDATE (2024 March 19) 2024-03-19 12:06:00
2 MPEC 2024-V192 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2024-11-14 19:46:00 Comet CATCH
3 MPEC 2025-A40 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2025-01-03 03:22:00 Comet CATCH
4 MPEC 2025-C09 DAILY ORBIT UPDATE (2025 February 2) 2025-02-02 12:25:00
5 MPEC 2025-C143 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2025-02-08 19:17:00 Comet CATCH
6 MPEC 2025-C160 DAILY ORBIT UPDATE (2025 February 11) 2025-02-11 12:48:00
7 MPEC 2025-D02 DAILY ORBIT UPDATE (2025 February 16) 2025-02-16 12:05:00
8 MPEC 2025-D44 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2025-02-20 21:36:00 Comet CATCH
9 MPEC 2025-D151 A/2025 A7 2025-02-24 15:18:00 Comet CATCH
10 MPEC 2025-F04 DAILY ORBIT UPDATE (2025 March 17) 2025-03-17 12:03:00
11 MPEC 2025-G102 COMET C/2025 F2 (SWAN) 2025-04-08 23:18:00 Comet CATCH
12 MPEC 2025-G107 DAILY ORBIT UPDATE (2025 April 9) 2025-04-09 12:41:00
13 MPEC 2025-G119 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2025-04-11 19:21:00 Comet CATCH
14 MPEC 2025-H23 DAILY ORBIT UPDATE (2025 April 19) 2025-04-19 12:07:00
15 MPEC 2025-H89 DAILY ORBIT UPDATE (2025 April 23) 2025-04-23 12:11:00
16 MPEC 2025-H115 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2025-04-24 15:59:00 Comet CATCH
17 MPEC 2025-M140 DAILY ORBIT UPDATE (2025 June 28) 2025-06-28 12:54:00
18 MPEC 2025-N01 DAILY ORBIT UPDATE (2025 July 1) 2025-07-01 12:58:00
19 MPEC 2025-N89 Comet 3I/ATLAS 2025-07-11 21:31:00 Comet CATCH
20 MPEC 2025-O05 Comet 3I/ATLAS 2025-07-16 20:21:00 Comet CATCH
21 MPEC 2025-O116 Comet 3I/ATLAS 2025-07-28 20:09:00 Comet CATCH
22 MPEC 2025-O159 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2025-07-31 18:52:00 Comet CATCH
23 MPEC 2025-R69 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2025-09-09 19:18:00 Comet CATCH
24 MPEC 2025-U128 DAILY ORBIT UPDATE (2025 October 21) 2025-10-21 12:39:00

Objects Observed by This Station (33 total)

Object Observations Discoveries First Obs Last Obs Magnitude MPECs
D8205 8550 0 2025-10-19 2025-10-19 15.4 285
04954 6636 0 2025-02-10 2025-02-13 N/A 948
01685 6144 0 2024-01-29 2024-02-05 14.7 768
D7170 5880 0 2025-04-07 2025-04-08 15.8 588
00887 4746 0 2025-04-17 2025-04-22 12.7 678
01036 4188 0 2025-03-12 2025-03-12 10.8 1396
0029P 3624 0 2025-02-01 2025-04-17 16.4 604
09058 957 0 2025-04-17 2025-04-17 18.8 319
CK17K020 534 0 2025-02-01 2025-02-01 19.2 178
0003I 500 0 2025-07-09 2025-07-28 12.7 25
g4482 333 0 2025-06-06 2025-06-06 18.7 111
CK21G020 327 0 2025-04-17 2025-04-17 16.9 109
CK22E020 300 0 2025-02-01 2025-02-01 15.1 100
PK23S010 288 0 2025-02-01 2025-04-17 17.6 48
CK23Q010 264 0 2025-02-01 2025-04-17 19.1 44
CK22Q78E 231 0 2025-02-01 2025-02-01 17.6 77
J8752 195 0 2025-01-31 2025-01-31 21.8 65
CK23H050 153 0 2025-04-17 2025-04-17 17.6 51
~0j5x 144 0 2025-06-30 2025-06-30 18.4 24
CK23T030 135 0 2025-04-17 2025-04-17 17.5 45
CK24A010 126 0 2025-02-01 2025-02-01 17.1 42
0333P 105 0 2025-02-01 2025-02-01 N/A 35
CK24M010 90 0 2024-12-24 2024-12-24 17.8 30
CK25F020 88 0 2025-04-01 2025-04-08 19.1 8
CK24L050 78 0 2025-04-17 2025-04-17 16.2 26
K25D53J 62 0 2025-04-22 2025-04-22 16.2 31
0496P 57 0 2025-04-17 2025-04-17 17.1 19
AK25A070 42 0 2025-01-30 2025-01-31 19.5 7
CK25L020 39 0 2025-06-04 2025-06-04 18.3 13
PK15C60D 28 0 2025-02-19 2025-02-19 N/A 7
PK25C010 24 0 2025-04-17 2025-04-17 19.1 12
K25H00A 21 0 2025-04-17 2025-04-17 21.6 7
PK24O02C 12 0 2024-11-13 2024-11-13 21.9 4

List of Observers

Observer Group Total MPECs
Unknown 11
C.Guo, J.Xiong, Y.Lu 4
B.Ai, C.Guo, J.Xiong, T.Zhang, Y.Lu 4
B.Ai, C.Guo, J.Xiong, Y.Lu 3
C.Guo 2
Individual Observer Total MPECs
C.Guo 13
Unknown 11
J.Xiong 11
Y.Lu 11
B.Ai 7
T.Zhang 4

List of Measurers

Measurer Group Total MPECs
Unknown 13
J.Xiong 11
Individual Measurer Total MPECs
Unknown 13
J.Xiong 11

List of Facilities

Facilities Count
0.20-m f/4 reflector + CCD 6
0.25-m f/4.8 reflector + CCD 5
0.36-m f/2.2 reflector + CMO 2
Unknown 11