N56 Jiama'erdeng Tianwentai JIST project, Ali, Tibet

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 67 0 4 8 44 0 0 0 11 0
2024 4 0 0 2 2 0 0 0 0 0
2023 2 0 0 1 1 0 0 0 0 0
2022 0 0 0 0 0 0 0 0 0 0
2021 6 0 0 2 3 0 0 0 1 0
2020 1 0 0 0 1 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 2020-Y94 DAILY ORBIT UPDATE (2020 December 22) 2020-12-22 12:33:00
2 MPEC 2021-L113 DAILY ORBIT UPDATE (2021 June 10) 2021-06-10 12:06:00
3 MPEC 2021-L169 DAILY ORBIT UPDATE (2021 June 15) 2021-06-15 12:19:00
4 MPEC 2021-N137 COMET P/2021 N2 (Fuls) 2021-07-15 19:20:00 Comet CATCH
5 MPEC 2021-O56 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-07-27 05:45:00 Comet CATCH
6 MPEC 2021-P47 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2021-08-06 07:05:00 Comet CATCH
7 MPEC 2021-Y76 DAILY ORBIT UPDATE (2021 December 31) 2021-12-31 12:01:00
8 MPEC 2023-R20 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2023-09-06 07:20:00 Comet CATCH
9 MPEC 2023-R23 DAILY ORBIT UPDATE (2023 September 6) 2023-09-06 12:04:00
10 MPEC 2024-M18 DAILY ORBIT UPDATE (2024 June 18) 2024-06-18 12:12:00
11 MPEC 2024-M41 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2024-06-21 20:09:00 Comet CATCH
12 MPEC 2024-N130 DAILY ORBIT UPDATE (2024 July 11) 2024-07-11 12:03:00
13 MPEC 2024-V117 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2024-11-10 01:11:00 Comet CATCH
14 MPEC 2025-A04 DAILY ORBIT UPDATE (2025 January 1) 2025-01-01 12:22:00
15 MPEC 2025-B184 2025 BQ7 2025-01-30 21:46:00 NEA (H>22) CATCH
16 MPEC 2025-C153 COMET C/2025 B2 (Borisov) 2025-02-09 18:29:00 Comet CATCH
17 MPEC 2025-D47 DAILY ORBIT UPDATE (2025 February 21) 2025-02-21 12:12:00
18 MPEC 2025-D163 DAILY ORBIT UPDATE (2025 February 25) 2025-02-25 12:22:00
19 MPEC 2025-D223 DAILY ORBIT UPDATE (2025 February 27) 2025-02-27 12:22:00
20 MPEC 2025-D254 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2025-02-28 19:33:00 Comet CATCH
21 MPEC 2025-E40 DAILY ORBIT UPDATE (2025 March 2) 2025-03-02 12:23:00
22 MPEC 2025-E49 2025 EG 2025-03-02 23:40:00 NEA (H>22) CATCH
23 MPEC 2025-E98 DAILY ORBIT UPDATE (2025 March 5) 2025-03-05 12:28:00
24 MPEC 2025-F72 DAILY ORBIT UPDATE (2025 March 23) 2025-03-23 12:11:00
25 MPEC 2025-F146 DAILY ORBIT UPDATE (2025 March 25) 2025-03-25 12:15:00
26 MPEC 2025-G102 COMET C/2025 F2 (SWAN) 2025-04-08 23:18:00 Comet CATCH
27 MPEC 2025-H112 DAILY ORBIT UPDATE (2025 April 24) 2025-04-24 12:14:00
28 MPEC 2025-H183 COMET P/2003 QX29 = P/2025 H1 (NEAT) 2025-04-28 01:20:00 Comet CATCH
29 MPEC 2025-H206 DAILY ORBIT UPDATE (2025 April 30) 2025-04-30 12:03:00
30 MPEC 2025-J05 DAILY ORBIT UPDATE (2025 May 1) 2025-05-01 12:05:00
31 MPEC 2025-J08 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2025-05-01 14:58:00 Comet CATCH
32 MPEC 2025-J12 DAILY ORBIT UPDATE (2025 May 2) 2025-05-02 12:06:00
33 MPEC 2025-J19 DAILY ORBIT UPDATE (2025 May 3) 2025-05-03 12:08:00
34 MPEC 2025-K05 COMET C/2025 J1 (Borisov) 2025-05-17 04:07:00 Comet CATCH
35 MPEC 2025-K17 DAILY ORBIT UPDATE (2025 May 20) 2025-05-20 12:07:00
36 MPEC 2025-K72 DAILY ORBIT UPDATE (2025 May 24) 2025-05-24 12:04:00
37 MPEC 2025-K118 DAILY ORBIT UPDATE (2025 May 28) 2025-05-28 12:13:00
38 MPEC 2025-L07 2025 LA 2025-06-02 10:57:00 NEA (H>22) CATCH
39 MPEC 2025-L19 DAILY ORBIT UPDATE (2025 June 3) 2025-06-03 12:22:00
40 MPEC 2025-L50 DAILY ORBIT UPDATE (2025 June 8) 2025-06-08 12:30:00
41 MPEC 2025-L62 COMET C/2025 L2 2025-06-11 14:45:00 Comet CATCH
42 MPEC 2025-Q17 DAILY ORBIT UPDATE (2025 August 17) 2025-08-17 12:06:00
43 MPEC 2025-Q39 DAILY ORBIT UPDATE (2025 August 19) 2025-08-19 12:10:00
44 MPEC 2025-Q91 DAILY ORBIT UPDATE (2025 August 22) 2025-08-22 12:13:00
45 MPEC 2025-Q174 2025 QK7 2025-08-27 06:15:00 NEA (H>22) CATCH
46 MPEC 2025-R71 DAILY ORBIT UPDATE (2025 September 10) 2025-09-10 12:45:00
47 MPEC 2025-R74 DAILY ORBIT UPDATE (2025 September 11) 2025-09-11 12:45:00
48 MPEC 2025-S13 2025 QP40 2025-09-16 06:25:00 NEA (18>H>22) CATCH
49 MPEC 2025-S35 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2025-09-16 19:04:00 Comet CATCH
50 MPEC 2025-S117 DAILY ORBIT UPDATE (2025 September 19) 2025-09-19 12:18:00
51 MPEC 2025-S133 DAILY ORBIT UPDATE (2025 September 20) 2025-09-20 12:14:00
52 MPEC 2025-S171 DAILY ORBIT UPDATE (2025 September 22) 2025-09-22 12:21:00
53 MPEC 2025-S173 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2025-09-22 20:03:00 Comet CATCH
54 MPEC 2025-S181 DAILY ORBIT UPDATE (2025 September 23) 2025-09-23 12:04:00
55 MPEC 2025-S200 2008 SS 2025-09-24 14:25:00 NEA (H>22) CATCH
56 MPEC 2025-S238 2025 SQ10 2025-09-26 04:04:00 NEA (H>22) CATCH
57 MPEC 2025-S257 2025 SO12 2025-09-26 21:45:00 NEA (18>H>22) CATCH
58 MPEC 2025-S264 DAILY ORBIT UPDATE (2025 September 28) 2025-09-28 12:21:00
59 MPEC 2025-S271 2025 SJ15 2025-09-28 20:17:00 NEA (H>22) CATCH
60 MPEC 2025-S280 DAILY ORBIT UPDATE (2025 September 29) 2025-09-29 12:23:00
61 MPEC 2025-S288 DAILY ORBIT UPDATE (2025 September 30) 2025-09-30 12:26:00
62 MPEC 2025-S298 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2025-09-30 17:23:00 Comet CATCH
63 MPEC 2025-S303 2025 SG22 2025-09-30 20:07:00 NEA (H>22) CATCH
64 MPEC 2025-T16 DAILY ORBIT UPDATE (2025 October 1) 2025-10-01 12:30:00
65 MPEC 2025-T34 2025 TD 2025-10-02 05:56:00 NEA (H>22) CATCH
66 MPEC 2025-T74 DAILY ORBIT UPDATE (2025 October 3) 2025-10-03 12:11:00
67 MPEC 2025-T80 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2025-10-03 21:21:00 Comet CATCH
68 MPEC 2025-T87 2025 TP1 2025-10-04 06:40:00 NEA (H>22) CATCH
69 MPEC 2025-T159 DAILY ORBIT UPDATE (2025 October 14) 2025-10-14 13:19:00
70 MPEC 2025-T163 DAILY ORBIT UPDATE (2025 October 15) 2025-10-15 13:33:00
71 MPEC 2025-U04 DAILY ORBIT UPDATE (2025 October 16) 2025-10-16 12:15:00
72 MPEC 2025-U33 DAILY ORBIT UPDATE (2025 October 17) 2025-10-17 12:16:00
73 MPEC 2025-U44 DAILY ORBIT UPDATE (2025 October 18) 2025-10-18 12:18:00
74 MPEC 2025-U83 DAILY ORBIT UPDATE (2025 October 20) 2025-10-20 12:23:00
75 MPEC 2025-U128 DAILY ORBIT UPDATE (2025 October 21) 2025-10-21 12:39:00
76 MPEC 2025-U157 DAILY ORBIT UPDATE (2025 October 22) 2025-10-22 12:49:00
77 MPEC 2025-U174 DAILY ORBIT UPDATE (2025 October 23) 2025-10-23 12:33:00
78 MPEC 2025-U186 DAILY ORBIT UPDATE (2025 October 24) 2025-10-24 12:38:00
79 MPEC 2025-U216 DAILY ORBIT UPDATE (2025 October 26) 2025-10-26 12:43:00
80 MPEC 2025-U234 DAILY ORBIT UPDATE (2025 October 27) 2025-10-27 12:44:00

Objects Observed by This Station (119 total)

Object Observations Discoveries First Obs Last Obs Magnitude MPECs
K25T00D 520 40 2025-10-01 2025-10-01 22.6 2
K25S12O 1066 13 2025-09-25 2025-09-30 21.1 13
K25S10Q 693 9 2025-09-24 2025-09-30 21.6 9
K25S22G 33 3 2025-09-28 2025-09-30 N/A 3
0048P 6780 0 2025-10-02 2025-10-02 19.3 113
0240P 4860 0 2025-10-02 2025-10-02 15.2 81
CK22R060 4380 0 2025-10-02 2025-10-02 17.2 73
03103 3452 0 2024-07-10 2024-07-10 18.1 863
0493P 2520 0 2025-10-02 2025-10-02 17.5 21
23187 2172 0 2020-11-13 2020-11-13 18.2 362
K18T02Y 2016 0 2025-10-17 2025-10-19 19.2 42
07889 1749 0 2021-07-02 2021-07-02 17.8 583
K06R55A 1290 0 2025-10-17 2025-10-17 18.7 43
J97Q01K 1260 0 2025-10-19 2025-10-19 20.2 70
K25Q02W 1200 0 2025-10-13 2025-10-14 19.5 16
99942 852 0 2020-12-19 2020-12-19 15.2 284
0024P 840 0 2025-10-02 2025-10-02 18.2 14
05646 822 0 2021-06-14 2021-06-14 19.5 411
89355 794 0 2021-05-24 2021-05-24 18.9 397
0242P 704 0 2024-10-31 2024-10-31 18.0 88
K25N00N 700 0 2025-10-16 2025-10-16 20.0 35
PK21N020 672 0 2021-07-09 2021-07-13 16.3 48
CK25A060 630 0 2025-09-25 2025-10-02 10.9 10
40263 567 0 2021-04-19 2021-04-19 18.3 189
K25S29E 540 0 2025-10-15 2025-10-15 18.0 18
D8937 501 0 2022-01-02 2022-01-02 18.6 167
K25S15J 441 0 2025-09-27 2025-09-27 20.1 7
04503 416 0 2021-06-09 2021-06-09 20.8 208
J4126 405 0 2020-11-09 2020-11-09 18.6 135
h8429 384 0 2021-06-08 2021-06-08 21.5 192
K06T08C 378 0 2025-10-22 2025-10-22 19.0 21
f4586 375 0 2021-03-14 2021-06-13 21.9 75
K25T01P 360 0 2025-10-03 2025-10-03 22.2 3
K13Q48H 342 0 2025-09-29 2025-09-29 18.2 114
K07Y00Z 340 0 2024-12-30 2024-12-30 20.3 85
0047P 330 0 2025-09-28 2025-09-28 15.8 110
r5844 330 0 2025-02-25 2025-02-25 21.1 110
CK22E020 300 0 2025-09-28 2025-09-28 15.1 100
I9008 297 0 2024-06-16 2024-06-16 20.8 99
K02R27D 264 0 2025-02-18 2025-02-18 19.3 88
CK23A030 258 0 2025-09-29 2025-09-29 18.4 86
E0928 237 0 2021-06-08 2021-06-08 20.8 79
K11S16J 234 0 2025-09-21 2025-09-22 20.9 39
G3364 230 0 2020-12-03 2020-12-03 21.4 115
K25R01D 216 0 2025-10-19 2025-10-19 19.8 12
K05EM3Z 198 0 2025-10-19 2025-10-19 18.4 11
CK20J010 186 0 2021-07-02 2021-07-02 18.5 62
CK23C020 183 0 2025-09-29 2025-09-29 16.5 61
CK23R010 174 0 2025-09-28 2025-09-28 16.7 58
K21J00Y 162 0 2025-04-29 2025-04-29 19.2 54
CK23H050 153 0 2025-09-29 2025-09-29 17.6 51
0003I 150 0 2025-09-15 2025-09-17 12.7 25
K25P00T 144 0 2025-10-20 2025-10-20 19.4 12
0302P 138 0 2025-09-29 2025-09-29 17.1 46
CK24E010 135 0 2025-09-28 2025-09-28 14.7 45
K09S18G 135 0 2025-09-09 2025-09-09 16.3 45
0089P 132 0 2024-06-16 2024-06-16 18.7 44
b3579 132 0 2020-12-19 2020-12-19 21.6 44
q4471 132 0 2025-06-02 2025-06-02 19.4 44
K09F00F 129 0 2025-09-22 2025-09-22 20.6 43
K18T03F 126 0 2025-05-19 2025-05-19 21.8 42
K25B02U 123 0 2025-02-24 2025-02-24 19.0 41
CK17Y020 120 0 2021-06-29 2021-06-29 16.3 40
CK24R040 120 0 2025-09-15 2025-09-29 16.7 20
K25H03L 114 0 2025-05-02 2025-05-02 21.9 19
K20T04G 110 0 2020-12-19 2020-12-19 18.3 55
CK24J030 108 0 2025-09-28 2025-09-28 16.6 36
K21U00O 102 0 2025-10-23 2025-10-23 18.4 34
K25T11M 100 0 2025-10-17 2025-10-17 19.9 5
0145P 99 0 2025-09-29 2025-09-29 17.6 33
CK24M010 90 0 2024-11-04 2024-11-04 17.8 30
K25S81G 90 0 2025-10-21 2025-10-21 19.6 5
K25O13D 87 0 2025-09-21 2025-09-21 18.0 29
K00L10K 84 0 2025-10-26 2025-10-26 19.7 28
K25D02F 84 0 2025-03-01 2025-03-04 21.3 14
0234P 81 0 2025-04-30 2025-04-30 22.2 27
K16J00E 78 0 2025-04-30 2025-04-30 21.7 26
m0856 74 0 2021-06-07 2021-06-07 21.2 37
K25U02G 72 0 2025-10-22 2025-10-22 20.1 4
~10LC 72 0 2025-10-20 2025-10-20 17.8 4
K25O13E 63 0 2025-08-21 2025-08-21 17.0 21
K25Q12R 63 0 2025-09-10 2025-09-10 22.2 21
K25B07Q 60 0 2025-01-30 2025-01-30 22.4 20
K14T17L 58 0 2025-04-30 2025-04-30 19.6 29
K17FI8S 57 0 2025-05-27 2025-05-27 N/A 19
K25H23P 57 0 2025-06-06 2025-06-06 22.8 19
K08S00S 55 0 2025-09-22 2025-09-22 18.7 11
CK25J010 54 0 2025-05-03 2025-05-13 18.3 9
K25F14L 54 0 2025-05-02 2025-05-02 21.9 18
K20V01A 51 0 2020-11-09 2020-11-09 18.8 17
K25D00E 51 0 2025-02-24 2025-02-24 22.1 17
K25D06P 51 0 2025-03-04 2025-03-04 21.8 17
CK25F020 48 0 2025-04-04 2025-04-07 19.1 8
K25P00O 48 0 2025-08-16 2025-08-16 22.0 16
K25Q39G 48 0 2025-09-21 2025-09-21 20.4 16
0268P 36 0 2025-02-24 2025-02-24 19.2 12
K25H04U 36 0 2025-05-01 2025-05-01 21.3 12
CK20X020 33 0 2020-12-22 2020-12-22 22.5 11
K25S00T 30 0 2025-09-18 2025-09-18 18.1 10
CK25L020 26 0 2025-06-03 2025-06-03 18.3 13
K25D04P 24 0 2025-02-23 2025-02-23 19.6 8
K25P02H 24 0 2025-08-18 2025-08-18 22.2 8
K25R01R 22 0 2025-09-19 2025-09-19 21.2 11
K21T02V 21 0 2025-09-27 2025-09-27 21.1 7
K25E04A 21 0 2025-03-22 2025-03-22 20.0 7
K25S04C 21 0 2025-09-28 2025-09-28 21.9 7
K25H00D 20 0 2025-04-23 2025-04-23 21.4 10
z3096 20 0 2021-04-19 2021-04-19 22.3 10
K06K89K 18 0 2025-05-23 2025-05-23 20.0 6
K25S07K 18 0 2025-09-27 2025-09-27 19.1 6
K25Q78E 16 0 2025-10-25 2025-10-25 20.4 8
CK25B020 15 0 2025-01-26 2025-01-26 19.4 5
K25F00O 15 0 2025-03-24 2025-03-24 21.4 5
K25Q40P 12 0 2025-09-14 2025-09-14 21.5 4
K25L00A 9 0 2025-06-01 2025-06-01 19.0 3
K25Q07K 9 0 2025-08-26 2025-08-26 20.4 3
K25E00G 6 0 2025-03-01 2025-03-01 N/A 3
PK25H010 2 0 2025-04-26 2025-04-26 20.0 1
z3862 2 0 2020-11-09 2020-11-09 18.9 1

List of Observers

Observer Group Total MPECs
Unknown 51
T.Chen, W.Li 10
J.Camarasa, T.Chen, W.Li 7
J.Camarasa, T.Chen 6
B.Li, C.Zhang, T.Chen 3
T.Chen 2
D.W.E.Green, T.Chen 1
Individual Observer Total MPECs
Unknown 51
T.Chen 29
W.Li 17
J.Camarasa 13
B.Li 3
C.Zhang 3
D.W.E.Green 1

List of Measurers

Measurer Group Total MPECs
Unknown 58
J.Camarasa 8
J.Camarasa, T.Chen 7
B.Li, H.B.Zhao, T.Chen 3
T.Chen 2
Y.-S.Tsai 2
Individual Measurer Total MPECs
Unknown 58
J.Camarasa 15
T.Chen 12
B.Li 3
H.B.Zhao 3
Y.-S.Tsai 2

List of Facilities

Facilities Count
0.28-m f/2.2 reflector + CMO 8
0.28-m f/2.2 reflector + CMO, 0.50-m f/8.1 reflector + CCD 5
0.28m f/2.2 RASA + QHY600 Pro M 1
0.28m f/2.2 RASA11 + QHY600 Pro M 1
0.3-m f/7.2 reflector + CCD 1
0.50-m f/8.1 reflector + CCD 8
0.50-m f/8.1 reflector + CCD, 0.28-m f/2.2 reflector + CMO 2
Unknown 54