381 Tokyo-Kiso

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 P/R/FU DOU List Update Retraction Other Follow-Up First Follow-Up
2024 5 0 5 0 0 0 0 0 0 0
2023 1 0 0 0 0 0 0 0 1 0
2022 22 0 15 0 3 0 0 0 3 1
2021 26 0 16 0 2 0 0 0 5 3
2020 18 0 13 0 3 0 0 0 0 2
2019 13 0 6 0 3 0 0 0 4 0
2018 4 0 0 0 4 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 1 0 0 0 1 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 10 0 1 7 0 0 0 0 2 0
1996 5 0 0 4 0 0 0 0 0 1
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-J120 2022 JN11 2024-05-07 17:06:00 NEA (H>22) CATCH
2 MPEC 2024-J119 2022 AY54 2024-05-07 17:03:00 NEA (H>22) CATCH
3 MPEC 2024-J118 2021 XA11 2024-05-07 17:01:00 NEA (H>22) CATCH
4 MPEC 2024-J117 2021 KB22 2024-05-07 16:59:00 NEA (H>22) CATCH
5 MPEC 2024-J116 2021 GE226 2024-05-07 16:57:00 NEA (H>22) CATCH
6 MPEC 2023-L29 2023 LC 2023-06-08 01:57:00 NEA (H>22) CATCH
7 MPEC 2022-Y203 2022 YF6 2022-12-28 01:34:00 NEA (H>22) CATCH
8 MPEC 2022-W235 DAILY ORBIT UPDATE (2022 November 28) 2022-11-28 12:23:00
9 MPEC 2022-U387 2022 UT16 2022-10-30 22:17:00 NEA (H>22) CATCH
10 MPEC 2022-U351 DAILY ORBIT UPDATE (2022 October 29) 2022-10-29 12:15:00
11 MPEC 2022-U344 2022 UA14 2022-10-29 00:58:00 NEA (H>22) CATCH
12 MPEC 2022-U326 2022 UB13 2022-10-28 13:06:00 NEA (H>22) CATCH
13 MPEC 2022-U324 2022 UA13 2022-10-28 11:58:00 NEA (H>22) CATCH
14 MPEC 2022-U294 2022 UL11 2022-10-27 11:04:00 NEA (H>22) CATCH
15 MPEC 2022-U216 2022 UQ7 2022-10-23 22:26:00 NEA (H>22) CATCH
16 MPEC 2022-U200 2022 UQ6 2022-10-22 16:09:00 NEA (H>22) CATCH
17 MPEC 2022-U183 2022 UY5 2022-10-22 14:46:00 NEA (H>22) CATCH
18 MPEC 2022-L27 2022 LJ 2022-06-04 13:02:00 NEA (H>22) CATCH
19 MPEC 2022-L04 2022 KP6 2022-06-01 15:30:00 NEA (H>22) CATCH
20 MPEC 2022-K158 2022 KK5 2022-05-30 07:46:00 NEA (H>22) CATCH
21 MPEC 2022-J29 2022 JK 2022-05-04 11:08:00 NEA (H>22) CATCH
22 MPEC 2022-H12 2022 HC 2022-04-20 11:11:00 NEA (H>22) CATCH
23 MPEC 2022-E191 DAILY ORBIT UPDATE (2022 March 12) 2022-03-12 12:04:00
24 MPEC 2022-E61 2022 EZ 2022-03-03 21:13:00 NEA (H>22) CATCH
25 MPEC 2022-E58 2022 ET 2022-03-03 16:52:00 NEA (H>22) CATCH
26 MPEC 2022-A189 2022 AC7 2022-01-15 14:40:00 NEA (H>22) CATCH
27 MPEC 2022-A92 2022 AR2 2022-01-08 13:50:00 NEA (H>22) CATCH
28 MPEC 2022-A53 2022 AB1 2022-01-07 01:43:00 NEA (H>22) CATCH
29 MPEC 2021-W160 2021 GA168 2021-11-30 22:43:00 NEA (H>22) CATCH
30 MPEC 2021-V164 2021 VV3 2021-11-08 21:56:00 NEA (H>22) CATCH
31 MPEC 2021-V152 2021 UF12 2021-11-08 02:17:00 NEA (H>22) CATCH
32 MPEC 2021-V150 2021 VK3 2021-11-07 20:51:00 NEA (H>22) CATCH
33 MPEC 2021-U155 2021 UB2 2021-10-28 01:17:00 NEA (H>22) CATCH
34 MPEC 2021-T275 2021 TL14 2021-10-15 03:30:00 NEA (H>22) CATCH
35 MPEC 2021-T157 2021 TR4 2021-10-07 20:50:00 NEA (H>22) CATCH
36 MPEC 2021-T156 2021 TQ4 2021-10-07 20:40:00 NEA (H>22) CATCH
37 MPEC 2021-T136 2021 TR3 2021-10-06 21:43:00 NEA (H>22) CATCH
38 MPEC 2021-T135 2021 TQ3 2021-10-06 21:41:00 NEA (H>22) CATCH
39 MPEC 2021-T84 2021 TV1 2021-10-05 14:38:00 NEA (H>22) CATCH
40 MPEC 2021-T69 2021 TG1 2021-10-04 16:30:00 NEA (H>22) CATCH
41 MPEC 2021-K106 2021 KQ2 2021-05-31 21:26:00 NEA (H>22) CATCH
42 MPEC 2021-K102 2021 KO2 2021-05-31 07:43:00 NEA (H>22) CATCH
43 MPEC 2021-K100 2021 KN2 2021-05-31 00:08:00 NEA (H>22) CATCH
44 MPEC 2021-J203 2021 JB6 2021-05-13 17:22:00 NEA (H>22) CATCH
45 MPEC 2021-G218 2021 GQ10 2021-04-15 14:13:00 NEA (H>22) CATCH
46 MPEC 2021-G163 DAILY ORBIT UPDATE (2021 April 12) 2021-04-12 15:13:00
47 MPEC 2021-G123 2021 GD5 2021-04-10 14:15:00 NEA (H>22) CATCH
48 MPEC 2021-G120 2021 GV4 2021-04-09 18:20:00 NEA (H>22) CATCH
49 MPEC 2021-F17 2021 FA 2021-03-17 22:08:00 NEA (H>22) CATCH
50 MPEC 2021-F03 2021 EP4 2021-03-16 16:27:00 NEA (H>22) CATCH
51 MPEC 2021-E133 DAILY ORBIT UPDATE (2021 March 13) 2021-03-13 15:04:00
52 MPEC 2021-C280 2021 CC7 2021-02-13 18:53:00 NEA (H>22) CATCH
53 MPEC 2021-C186 2021 CV4 2021-02-10 14:02:00 NEA (H>22) CATCH
54 MPEC 2021-A173 2021 AT5 2021-01-13 20:37:00 NEA (H>22) CATCH
55 MPEC 2020-Y114 2020 YO3 2020-12-24 20:30:00 NEA (H>22) CATCH
56 MPEC 2020-Y84 2020 YJ2 2020-12-22 03:07:00 NEA (H>22) CATCH
57 MPEC 2020-V164 2020 VH5 2020-11-15 18:36:00 NEA (H>22) CATCH
58 MPEC 2020-V136 2020 VF4 2020-11-14 01:24:00 NEA (H>22) CATCH
59 MPEC 2020-V69 2020 VR1 2020-11-11 05:25:00 NEA (H>22) CATCH
60 MPEC 2020-V57 2020 VJ1 2020-11-10 06:38:00 NEA (H>22) CATCH
61 MPEC 2020-U259 2020 UQ6 2020-10-28 19:39:00 NEA (H>22) CATCH
62 MPEC 2020-Q81 2020 QW 2020-08-19 01:06:00 NEA (H>22) CATCH
63 MPEC 2020-P97 2020 PW2 2020-08-15 02:18:00 NEA (H>22) CATCH
64 MPEC 2020-P63 2020 PK1 2020-08-12 22:39:00 NEA (H>22) CATCH
65 MPEC 2020-J57 DAILY ORBIT UPDATE (2020 May 13) 2020-05-13 12:06:00
66 MPEC 2020-H213 2020 HT7 2020-04-28 13:09:00 NEA (H>22) CATCH
67 MPEC 2020-H111 2020 HU3 2020-04-22 23:00:00 NEA (H>22) CATCH
68 MPEC 2020-H12 DAILY ORBIT UPDATE (2020 April 17) 2020-04-17 12:05:00
69 MPEC 2020-G69 2020 GY1 2020-04-07 00:43:00 NEA (H>22) CATCH
70 MPEC 2020-F83 DAILY ORBIT UPDATE (2020 March 23) 2020-03-23 12:06:00
71 MPEC 2020-F60 2020 FA2 2020-03-19 05:40:00 NEA (H>22) CATCH
72 MPEC 2020-E46 2020 EO 2020-03-13 19:29:00 NEA (H>22) CATCH
73 MPEC 2019-Y02 2019 XL3 2019-12-16 14:56:00 NEA (H>22) CATCH
74 MPEC 2019-X96 2019 XT2 2019-12-09 14:11:00 NEA (H>22) CATCH
75 MPEC 2019-X87 2019 XM2 2019-12-07 20:53:00 NEA (H>22) CATCH
76 MPEC 2019-V143 DAILY ORBIT UPDATE (2019 November 11) 2019-11-11 12:03:00
77 MPEC 2019-V87 2019 VD3 2019-11-06 22:01:00 NEA (H>22) CATCH
78 MPEC 2019-T84 DAILY ORBIT UPDATE (2019 October 5) 2019-10-05 12:19:00
79 MPEC 2019-G66 2019 GW1 2019-04-05 23:31:00 NEA (H>22) CATCH
80 MPEC 2019-F19 2019 FA 2019-03-18 00:10:00 NEA (H>22) CATCH
81 MPEC 2019-E75 2019 EU1 2019-03-09 11:39:00 NEA (H>22) CATCH
82 MPEC 2019-C10 2019 BE5 2019-02-02 21:37:00 NEA (H>22) CATCH
83 MPEC 2019-A168 2019 AW7 2019-01-11 12:16:00 NEA (H>22) CATCH
84 MPEC 2019-A150 DAILY ORBIT UPDATE (2019 JAN. 10 UT) 2019-01-10 13:07:00
85 MPEC 2018-V43 DAILY ORBIT UPDATE (2018 NOV. 5 UT) 2018-11-05 12:06:00
86 MPEC 2018-V29 DAILY ORBIT UPDATE (2018 NOV. 4 UT) 2018-11-04 12:06:00
87 MPEC 2018-M99 DAILY ORBIT UPDATE (2018 JUNE 26 UT) 2018-06-26 12:03:00
88 MPEC 2018-H69 DAILY ORBIT UPDATE (2018 APR. 23 UT) 2018-04-23 12:04:00
89 MPEC 2001-J24 DAILY ORBIT UPDATE (2001 MAY 12 UT) 2001-05-12 06:30:00
90 MPEC 1997-V28 1995 OO 1997-11-13 23:34:00 NEAl18 CATCH
91 MPEC 1997-V22 1997 US2 1997-11-12 20:02:00 PHAg18 CATCH
92 MPEC 1997-V19 1997 UT9 1997-11-12 18:49:00 Unusual CATCH
93 MPEC 1997-V18 1997 US9 1997-11-12 18:39:00 NEAl18 CATCH
94 MPEC 1997-V17 1997 UH9 1997-11-12 18:00:00 NEA (18>H>22) CATCH
95 MPEC 1997-V16 1997 UF9 1997-11-12 17:24:00 NEAl18 CATCH
96 MPEC 1997-V14 1997 VN4 1997-11-09 17:27:00 NEA (H>22) CATCH
97 MPEC 1997-V13 1997 VM4 1997-11-09 17:06:00 NEAl18 CATCH
98 MPEC 1997-M11 1997 BR 1997-06-27 16:37:00 PHAl18 CATCH
99 MPEC 1997-B12 1997 BQ 1997-01-22 19:06:00 PHAl18 CATCH
100 MPEC 1996-H08 1996 HN 1996-04-27 15:01:00 NEA (18>H>22) CATCH
101 MPEC 1996-H07 1996 HW1 1996-04-27 14:31:00 NEAl18 CATCH
102 MPEC 1996-H06 1996 GD1 1996-04-26 18:52:00 NEA (18>H>22) CATCH
103 MPEC 1996-B06 COMET C/1995 Y1 (HYAKUTAKE) 1996-01-22 22:00:00 Comet CATCH
104 MPEC 1996-B04 COMET P/1996 A1 (JEDICKE) 1996-01-22 00:17:00 Comet CATCH

List of Observers

Observers Count
I. Sato 9
S. Isobe, Y. Osada, D. J. Asher, T. Hasegawa, T. Soyano 13
T. Hasegawa 10
H. Kosai, K. Hurukawa 2
S. Isobe, Y. Asakusa, M. Saito, K. Sasahara 20
S. Isobe, Y. Asakura, M. Saito, K. Sasahara 2
R. Ohsawa 41
R. Ohsawa, Y. Niino 5
Y. Kojima 6
R. Ohsawa, T. Morokuma 3
J. Beniyama, R. Ohsawa, S. Sako 20
J. Beniyama, S. Shigeyuki, R. Ohsawa, T. Morokuma 102
S. Shigeyuki, J. Beniyama, R. Ohsawa, T. Morokuma 12
J. Beniyama 623
R. Ohsawa, J. Beniyama 30
J. Beniyama, S. Sako 32
J. Beniyama, R. Ohsawa 42
J. Beniyama, S. Wada 24
S. Wada 42

List of Measurers

Measurers Count
D. J. Asher 45

List of Facilities

Facilities Count
1.05-m f/3.1 Schmidt 56
1.05-m Schmidt + CCD 35
1.05-m Kiso Schmidt + CCD 10
1.05-m f/3.1 Schmidt + CCD 937