Y89 Proxima Centauri Observatory, Valdin

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	26	0	2	1	15	0	0	0	8	0
2024	50	0	0	7	28	0	0	0	13	2
2023	16	0	1	0	5	0	0	0	9	1
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 2023-H122 DAILY ORBIT UPDATE (2023 April 21)	2023-04-21 12:19:00
2	MPEC 2023-H184 COMET C/2023 F1 (PANSTARRS)	2023-04-26 04:43:00			Comet	CATCH
3	MPEC 2023-K121 COMET C/2022 V2 (Lemmon)	2023-05-24 02:57:00			Comet	CATCH
4	MPEC 2023-P68 2023 PY	2023-08-13 13:14:00	✓		NEA (H>22)	CATCH
5	MPEC 2023-P83 DAILY ORBIT UPDATE (2023 August 15)	2023-08-15 12:42:00
6	MPEC 2023-S226 DAILY ORBIT UPDATE (2023 September 26)	2023-09-26 12:28:00
7	MPEC 2023-T114 2023 TR3	2023-10-09 06:03:00			NEA (H>22)	CATCH
8	MPEC 2023-T117 2023 TU3	2023-10-09 09:00:00			NEA (18>H>22)	CATCH
9	MPEC 2023-T208 2023 TK8	2023-10-13 06:44:00			NEA (H>22)	CATCH
10	MPEC 2023-U53 COMET P/2023 T1 (PANSTARRS)	2023-10-17 23:29:00			Comet	CATCH
11	MPEC 2023-U285 COMET C/2023 Q2 (PANSTARRS)	2023-10-30 19:42:00			Comet	CATCH
12	MPEC 2023-W47 DAILY ORBIT UPDATE (2023 November 20)	2023-11-20 12:03:00
13	MPEC 2023-Y14 2023 XO15	2023-12-16 19:36:00			NEA (H>22)	CATCH
14	MPEC 2023-Y18 DAILY ORBIT UPDATE (2023 December 17)	2023-12-17 12:15:00
15	MPEC 2023-Y72 2023 WM26	2023-12-21 12:49:00		✓	NEAl18	CATCH
16	MPEC 2024-B74 COMET P/2023 S4 (Hogan)	2024-01-20 23:38:00			Comet	CATCH
17	MPEC 2024-B143 COMET P/2011 NO1 = P/2023 WM26 (Elenin)	2024-01-28 01:59:00			Comet	CATCH
18	MPEC 2024-B173 DAILY ORBIT UPDATE (2024 January 31)	2024-01-31 12:04:00
19	MPEC 2024-C09 2024 BR4	2024-02-01 20:01:00			PHAg18	CATCH
20	MPEC 2024-C24 DAILY ORBIT UPDATE (2024 February 2)	2024-02-02 12:03:00
21	MPEC 2024-C38 2024 CF	2024-02-03 17:27:00		✓	NEA (18>H>22)	CATCH
22	MPEC 2024-C40 DAILY ORBIT UPDATE (2024 February 4)	2024-02-04 12:06:00
23	MPEC 2024-F67 2024 FD2	2024-03-22 04:46:00			NEA (H>22)	CATCH
24	MPEC 2024-F74 DAILY ORBIT UPDATE (2024 March 22)	2024-03-22 12:09:00
25	MPEC 2024-H23 DAILY ORBIT UPDATE (2024 April 18)	2024-04-18 12:20:00
26	MPEC 2024-H56 2024 HZ	2024-04-22 02:19:00			NEA (H>22)	CATCH
27	MPEC 2024-H58 DAILY ORBIT UPDATE (2024 April 22)	2024-04-22 12:04:00
28	MPEC 2024-J18 DAILY ORBIT UPDATE (2024 May 2)	2024-05-02 12:02:00
29	MPEC 2024-J40 DAILY ORBIT UPDATE (2024 May 3)	2024-05-03 12:04:00
30	MPEC 2024-J61 DAILY ORBIT UPDATE (2024 May 4)	2024-05-04 12:05:00
31	MPEC 2024-J122 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS	2024-05-07 20:00:00			Comet	CATCH
32	MPEC 2024-J126 COMET C/2024 G5 (Leonard)	2024-05-08 02:39:00			Comet	CATCH
33	MPEC 2024-J249 DAILY ORBIT UPDATE (2024 May 10)	2024-05-10 12:14:00
34	MPEC 2024-J265 DAILY ORBIT UPDATE (2024 May 11)	2024-05-11 12:02:00
35	MPEC 2024-L04 COMET P/2024 FG9 (Nanshan-Hahn)	2024-06-01 04:41:00		✓	Comet	CATCH
36	MPEC 2024-L56 DAILY ORBIT UPDATE (2024 June 5)	2024-06-05 12:01:00
37	MPEC 2024-L65 DAILY ORBIT UPDATE (2024 June 6)	2024-06-06 12:03:00
38	MPEC 2024-L77 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS	2024-06-07 05:57:00			Comet	CATCH
39	MPEC 2024-L140 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS	2024-06-14 22:23:00			Comet	CATCH
40	MPEC 2024-M118 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS	2024-06-30 07:07:00			Comet	CATCH
41	MPEC 2024-M121 DAILY ORBIT UPDATE (2024 June 30)	2024-06-30 12:13:00
42	MPEC 2024-P65 DAILY ORBIT UPDATE (2024 August 5)	2024-08-05 12:05:00
43	MPEC 2024-P93 DAILY ORBIT UPDATE (2024 August 7)	2024-08-07 12:07:00
44	MPEC 2024-P110 2024 PK2	2024-08-09 11:57:00			NEA (H>22)	CATCH
45	MPEC 2024-P125 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS	2024-08-11 06:50:00			Comet	CATCH
46	MPEC 2024-P172 DAILY ORBIT UPDATE (2024 August 15)	2024-08-15 12:14:00
47	MPEC 2024-Q06 DAILY ORBIT UPDATE (2024 August 16)	2024-08-16 12:02:00
48	MPEC 2024-Q20 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS	2024-08-19 01:13:00			Comet	CATCH
49	MPEC 2024-Q27 DAILY ORBIT UPDATE (2024 August 20)	2024-08-20 12:04:00
50	MPEC 2024-Q28 DAILY ORBIT UPDATE (2024 August 21)	2024-08-21 12:05:00
51	MPEC 2024-Q29 2024 PN7	2024-08-21 13:27:00			Unusual	CATCH
52	MPEC 2024-Q69 DAILY ORBIT UPDATE (2024 August 29)	2024-08-29 12:01:00
53	MPEC 2024-Q76 2024 QK1	2024-08-30 06:23:00			NEA (H>22)	CATCH
54	MPEC 2024-Q81 DAILY ORBIT UPDATE (2024 August 30)	2024-08-30 12:01:00
55	MPEC 2024-R93 2024 RX2	2024-09-05 22:20:00			NEA (H>22)	CATCH
56	MPEC 2024-R193 DAILY ORBIT UPDATE (2024 September 8)	2024-09-08 12:16:00
57	MPEC 2024-R206 2024 RW8	2024-09-08 23:16:00			NEA (H>22)	CATCH
58	MPEC 2024-R222 DAILY ORBIT UPDATE (2024 September 9)	2024-09-09 12:18:00
59	MPEC 2024-R336 DAILY ORBIT UPDATE (2024 September 13)	2024-09-13 12:08:00
60	MPEC 2024-R345 2024 RB22	2024-09-14 05:55:00			NEA (H>22)	CATCH
61	MPEC 2024-R351 DAILY ORBIT UPDATE (2024 September 14)	2024-09-14 12:03:00
62	MPEC 2024-S01 DAILY ORBIT UPDATE (2024 September 16)	2024-09-16 12:05:00
63	MPEC 2024-S16 DAILY ORBIT UPDATE (2024 September 18)	2024-09-18 12:06:00
64	MPEC 2025-A04 DAILY ORBIT UPDATE (2025 January 1)	2025-01-01 12:22:00
65	MPEC 2025-A145 COMET C/2024 PN7 (PANSTARRS)	2025-01-08 22:37:00			Comet	CATCH
66	MPEC 2025-C50 DAILY ORBIT UPDATE (2025 February 5)	2025-02-05 12:40:00
67	MPEC 2025-C64 DAILY ORBIT UPDATE (2025 February 6)	2025-02-06 12:39:00
68	MPEC 2025-C124 DAILY ORBIT UPDATE (2025 February 8)	2025-02-08 12:46:00
69	MPEC 2025-C143 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS	2025-02-08 19:17:00			Comet	CATCH
70	MPEC 2025-D151 A/2025 A7	2025-02-24 15:18:00			Comet	CATCH
71	MPEC 2025-F171 DAILY ORBIT UPDATE (2025 March 26)	2025-03-26 12:18:00
72	MPEC 2025-K01 DAILY ORBIT UPDATE (2025 May 16)	2025-05-16 12:03:00
73	MPEC 2025-K06 DAILY ORBIT UPDATE (2025 May 17)	2025-05-17 12:04:00
74	MPEC 2025-K07 DAILY ORBIT UPDATE (2025 May 18)	2025-05-18 12:04:00
75	MPEC 2025-K109 DAILY ORBIT UPDATE (2025 May 27)	2025-05-27 12:10:00
76	MPEC 2025-K140 2025 KS8	2025-05-31 07:56:00			NEA (H>22)	CATCH
77	MPEC 2025-K142 DAILY ORBIT UPDATE (2025 May 31)	2025-05-31 12:19:00
78	MPEC 2025-K143 2025 KV8	2025-05-31 13:02:00			NEA (H>22)	CATCH
79	MPEC 2025-K145 2025 KX8	2025-05-31 13:04:00			NEA (H>22)	CATCH
80	MPEC 2025-L65 DAILY ORBIT UPDATE (2025 June 13)	2025-06-13 12:30:00
81	MPEC 2025-M29 DAILY ORBIT UPDATE (2025 June 19)	2025-06-19 12:37:00
82	MPEC 2025-M95 2024 OR4	2025-06-24 19:38:00			Unusual	CATCH
83	MPEC 2025-N68 2025 ND1	2025-07-09 13:50:00	✓		NEA (18>H>22)	CATCH
84	MPEC 2025-O47 DAILY ORBIT UPDATE (2025 July 22)	2025-07-22 12:08:00
85	MPEC 2025-O58 2025 OL1	2025-07-23 06:06:00	✓		NEA (H>22)	CATCH
86	MPEC 2025-Q145 DAILY ORBIT UPDATE (2025 August 25)	2025-08-25 12:21:00
87	MPEC 2025-S26 2025 RY3	2025-09-16 14:29:00			NEA (H>22)	CATCH
88	MPEC 2025-S212 2025 SN6	2025-09-24 22:47:00			NEA (H>22)	CATCH
89	MPEC 2025-T74 DAILY ORBIT UPDATE (2025 October 3)	2025-10-03 12:11:00

Objects Observed by This Station (115 total)

Object	Observations	Discoveries	First Obs	Last Obs	Magnitude	MPECs
K25N01D	100	10	2025-07-07	2025-07-07	22.4	10
K23P00Y	27	9	2023-08-10	2023-08-10	21.4	9
K25O01L	27	9	2025-07-21	2025-07-21	18.7	9
54789	9336	0	2024-04-10	2024-04-14	18.9	778
85989	5148	0	2023-05-15	2024-05-22	18.6	396
K25F22A	3420	0	2025-10-02	2025-10-02	20.1	57
05626	2298	0	2024-05-11	2024-05-11	18.6	766
35107	1944	0	2025-04-07	2025-04-07	17.5	648
24445	1353	0	2024-06-03	2024-06-03	19.9	451
06569	1317	0	2024-07-24	2024-07-24	19.9	439
04544	1290	0	2024-04-22	2024-04-22	17.9	430
25330	1230	0	2024-05-11	2024-05-11	18.1	410
G2980	1176	0	2024-08-27	2024-08-29	21.0	196
0065P	999	0	2024-06-24	2024-06-24	18.4	333
Z2143	972	0	2024-08-28	2024-09-14	19.5	162
D8095	942	0	2024-05-08	2024-05-27	17.6	157
f4903	876	0	2024-08-18	2024-08-19	18.7	292
85182	780	0	2024-09-08	2024-09-08	22.3	130
CK21S030	750	0	2024-04-06	2024-04-22	21.0	125
10150	642	0	2025-02-03	2025-02-03	20.9	214
09202	543	0	2024-09-08	2024-09-08	20.4	181
F5340	504	0	2024-08-19	2024-08-19	19.3	168
D8937	501	0	2025-02-03	2025-02-03	18.6	167
K16T93F	372	0	2025-02-04	2025-02-04	18.3	124
K08R24Q	330	0	2024-08-23	2024-08-24	19.5	55
CK21Q060	288	0	2024-08-10	2024-08-11	21.6	48
K05X07Y	279	0	2023-12-15	2023-12-15	18.8	93
0062P	243	0	2024-04-11	2024-04-11	17.2	81
PK24F09G	240	0	2024-04-10	2024-06-10	16.5	10
0154P	237	0	2025-02-05	2025-02-05	21.5	79
h1107	213	0	2024-08-05	2024-08-05	21.3	71
Y4756	192	0	2024-08-27	2024-08-29	21.2	32
K24P05T	189	0	2024-08-14	2024-08-14	20.5	63
K07X03N	180	0	2024-08-24	2024-08-24	20.4	60
I9630	177	0	2024-08-22	2024-08-22	19.6	59
K21N39M	177	0	2025-02-05	2025-02-05	22.1	59
CK22V020	162	0	2023-04-17	2023-04-18	17.1	27
K24H00P	156	0	2024-08-07	2024-08-07	22.6	52
CK23H050	153	0	2024-04-29	2024-04-29	17.6	51
K05L07V	153	0	2024-08-18	2024-08-19	21.4	51
S8914	141	0	2024-04-12	2024-04-12	19.9	47
K24J08Y	126	0	2024-08-26	2024-08-26	21.8	42
K24R22B	120	0	2024-09-13	2024-09-13	22.1	30
0227P	114	0	2024-04-22	2024-04-22	15.6	38
CK23V040	108	0	2024-07-22	2024-07-22	N/A	36
S4422	108	0	2024-08-16	2024-08-16	20.9	36
a3734	108	0	2024-04-22	2024-04-22	22.5	36
CK24P07N	99	0	2024-08-19	2024-09-15	18.4	11
K23T03U	96	0	2023-10-08	2023-10-08	20.6	32
K24M00E	96	0	2024-09-14	2024-09-14	22.6	32
J98Q62A	90	0	2025-04-27	2025-04-27	22.2	30
K24R02X	87	0	2024-09-04	2024-09-04	22.1	29
j9451	87	0	2024-06-03	2024-06-03	20.2	29
K23W26M	69	0	2023-12-17	2023-12-17	16.5	23
K23H00S	66	0	2023-04-17	2023-04-18	22.3	11
K24G06Q	60	0	2024-04-17	2024-04-17	21.8	20
K23O06E	54	0	2023-08-15	2023-08-15	19.5	18
K24P05S	54	0	2024-08-24	2024-08-24	21.6	18
k8462	51	0	2024-02-02	2024-02-02	20.9	17
n6124	48	0	2024-08-28	2024-08-28	21.4	16
K23T03L	42	0	2023-10-07	2023-10-07	18.9	14
K25K03H	39	0	2025-05-27	2025-05-27	21.8	13
CK23F010	36	0	2023-04-17	2023-04-18	19.3	6
K24B05G	36	0	2024-02-01	2024-02-01	22.0	12
K24G06E	36	0	2024-05-27	2024-05-27	N/A	12
K24P05Z	36	0	2024-08-26	2024-08-26	20.0	12
K18J05C	33	0	2025-03-29	2025-03-30	20.9	11
K23T03R	33	0	2023-10-08	2023-10-08	19.1	11
K24F02C	33	0	2024-03-21	2024-03-21	20.5	11
K24P07G	33	0	2024-08-25	2024-08-25	20.7	11
K25O00W	33	0	2025-07-21	2025-07-21	19.8	11
K24Q01K	32	0	2024-08-29	2024-08-29	18.9	8
K24B04R	30	0	2024-01-30	2024-01-30	22.4	10
K24R02J	30	0	2024-09-09	2024-09-09	18.5	10
PK23T010	30	0	2023-10-12	2023-10-12	20.9	10
K14Qa3P	27	0	2024-06-04	2024-06-04	20.3	9
K23W00G	27	0	2023-11-18	2023-11-18	20.4	9
K24P02H	27	0	2024-08-15	2024-08-15	15.8	9
K24G01R	24	0	2024-04-09	2024-04-09	22.4	8
AK25A070	21	0	2025-01-12	2025-01-13	19.5	7
CK23Q020	21	0	2023-10-08	2023-10-08	17.3	7
K24F02D	21	0	2024-03-21	2024-03-21	21.5	7
K24F05E	21	0	2024-04-16	2024-04-16	21.7	7
K24J02F	21	0	2024-05-28	2024-05-28	20.8	7
K25D52Z	21	0	2025-04-23	2025-04-23	20.6	7
K24P02K	20	0	2024-08-08	2024-08-08	19.3	5
K23G02Z	18	0	2023-05-15	2023-05-15	20.6	6
K23T08K	18	0	2023-10-11	2023-10-11	20.2	6
K24B04S	18	0	2024-02-01	2024-02-01	N/A	6
K24R08W	18	0	2024-09-08	2024-09-08	19.5	6
K25H02P	18	0	2025-04-24	2025-04-24	19.9	6
K24B04T	15	0	2024-02-01	2024-02-01	21.8	5
K25F05T	15	0	2025-03-24	2025-03-24	19.3	5
K25K04C	15	0	2025-05-26	2025-05-26	19.9	5
K25R03Y	15	0	2025-09-15	2025-09-15	22.0	5
~0gsJ	15	0	2025-04-26	2025-04-26	20.8	5
K23J03C	12	0	2023-05-15	2023-05-15	20.2	4
K23X15O	12	0	2023-12-15	2023-12-15	19.9	4
K24B03J	12	0	2024-01-30	2024-01-30	16.6	4
K24C00F	12	0	2024-02-01	2024-02-01	20.7	4
K24R01H	12	0	2024-09-07	2024-09-07	20.5	4
K25S06N	12	0	2025-09-23	2025-09-23	22.4	4
K24B05F	9	0	2024-02-01	2024-02-01	22.3	3
K24H00Z	9	0	2024-04-20	2024-04-20	N/A	3
K25K08V	9	0	2025-05-30	2025-05-30	20.4	3
K23S06P	6	0	2023-09-25	2023-09-25	19.4	2
K24O04R	6	0	2023-08-12	2023-08-12	20.8	2
K24R16M	6	0	2024-09-13	2024-09-13	19.6	2
PK23W26M	6	0	2023-12-17	2023-12-17	16.9	2
CK24G050	3	0	2024-04-21	2024-04-21	N/A	1
K24P07N	3	0	2024-08-19	2024-08-19	19.6	1
K24Y09A	3	0	2024-12-30	2024-12-30	19.2	1
K25K08S	3	0	2025-05-30	2025-05-30	N/A	1
K25K08X	3	0	2025-05-30	2025-05-30	19.7	1
PK23S040	3	0	2023-12-15	2023-12-15	21.0	1

List of Observers

Observer Group	Total MPECs
Unknown	48
R.Hahn	41

Individual Observer	Total MPECs
Unknown	48
R.Hahn	41

List of Measurers

Measurer Group	Total MPECs
Unknown	88
R.Hahn, R.Hahn	1

Individual Measurer	Total MPECs
Unknown	88
R.Hahn	2

List of Facilities

Facilities	Count
0.36-m f/2.0 reflector + CMO	41
Unknown	48