D81 Nagano
- Country: Japan
- State:
- County:
- City: Nagano
- Observatory Type: optical
- Old Names: None
- Website:
- Where is this observatory?
Last update: UTC 2026-03-02 07:00:40
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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2025 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2024 | 0 | 0 | 0 | 0 | 0 | 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 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
| 2019 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2018 | 8 | 0 | 0 | 8 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2017 | 10 | 0 | 0 | 10 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2016 | 15 | 0 | 0 | 15 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2015 | 14 | 0 | 0 | 13 | 1 | 0 | 0 | 0 | 0 | 0 |
| 2014 | 24 | 0 | 0 | 24 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2013 | 16 | 0 | 0 | 16 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2012 | 12 | 0 | 0 | 12 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2011 | 14 | 0 | 0 | 14 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2010 | 20 | 0 | 0 | 20 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2009 | 22 | 0 | 0 | 22 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2008 | 21 | 0 | 0 | 21 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2007 | 12 | 0 | 0 | 12 | 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
Objects Observed by This Station
| Object | Observations | Discoveries | First Obs | Last Obs | Magnitude | MPECs |
|---|---|---|---|---|---|---|
| 0029P | 62010 | 0 | 2007-03-02 | 2018-07-14 | 16.6 | 585 |
| 0074P | 9553 | 0 | 2010-03-19 | 2018-06-04 | 20.4 | 233 |
| 0065P | 8961 | 0 | 2009-01-25 | 2018-07-21 | 20.0 | 309 |
| 0022P | 6929 | 0 | 2008-04-08 | 2015-11-04 | 22.0 | 169 |
| CK12K010 | 6900 | 0 | 2013-10-06 | 2014-12-19 | 13.7 | 92 |
| 0081P | 6386 | 0 | 2010-02-24 | 2017-05-28 | 21.1 | 206 |
| 0117P | 6069 | 0 | 2012-02-27 | 2014-11-22 | 20.5 | 289 |
| 0067P | 5568 | 0 | 2015-07-21 | 2016-03-02 | N/A | 174 |
| 0088P | 5084 | 0 | 2009-10-11 | 2015-11-04 | 19.4 | 164 |
| CK13U10S | 4950 | 0 | 2014-09-22 | 2016-11-02 | N/A | 55 |
| CK06S030 | 4738 | 0 | 2009-08-23 | 2015-12-19 | 22.8 | 206 |
| 0116P | 4536 | 0 | 2008-11-30 | 2016-06-26 | 22.1 | 168 |
| 0032P | 4470 | 0 | 2014-09-28 | 2015-05-10 | 15.6 | 149 |
| 0009P | 4368 | 0 | 2016-02-03 | 2016-06-02 | 21.0 | 182 |
| CK11K36P | 4240 | 0 | 2015-05-27 | 2018-02-08 | 18.7 | 80 |
| CK10U030 | 4140 | 0 | 2017-09-15 | 2018-05-15 | N/A | 115 |
| CK14Q020 | 3720 | 0 | 2014-10-19 | 2016-06-02 | 11.0 | 40 |
| 0021P | 3515 | 0 | 2011-11-26 | 2018-07-13 | 20.4 | 95 |
| CK13X010 | 3344 | 0 | 2015-01-18 | 2017-04-23 | 13.5 | 44 |
| CK06Q010 | 3216 | 0 | 2008-07-01 | 2009-10-11 | N/A | 134 |
| CK17K020 | 3168 | 0 | 2018-01-19 | 2018-08-03 | 18.8 | 176 |
| CK11J020 | 3161 | 0 | 2012-03-21 | 2014-10-28 | 22.2 | 109 |
| 0043P | 3150 | 0 | 2016-08-30 | 2017-02-03 | 16.9 | 150 |
| CK15V020 | 2914 | 0 | 2015-12-19 | 2017-07-17 | 17.2 | 31 |
| CK13R010 | 2880 | 0 | 2013-11-05 | 2014-05-31 | N/A | 45 |
| CK14O04E | 2623 | 0 | 2016-07-10 | 2018-07-29 | 18.9 | 43 |
| CK09P010 | 2592 | 0 | 2011-06-29 | 2012-05-12 | 13.8 | 108 |
| CK12X010 | 2574 | 0 | 2013-12-03 | 2014-07-29 | N/A | 66 |
| 0071P | 2486 | 0 | 2017-02-03 | 2017-08-09 | 22.4 | 113 |
| 0053P | 2485 | 0 | 2016-03-15 | 2016-10-30 | N/A | 71 |
| CK05L030 | 2448 | 0 | 2008-04-25 | 2011-02-02 | 19.9 | 204 |
| CK10G020 | 2408 | 0 | 2011-01-07 | 2012-01-12 | 20.2 | 86 |
| 0041P | 2392 | 0 | 2017-01-25 | 2017-06-22 | 20.1 | 46 |
| CK12F030 | 2310 | 0 | 2014-04-23 | 2015-10-02 | 17.8 | 66 |
| CK10S010 | 2272 | 0 | 2013-10-06 | 2015-07-13 | N/A | 142 |
| 0017P | 2226 | 0 | 2007-11-23 | 2015-02-11 | 18.0 | 159 |
| CK15O010 | 2220 | 0 | 2016-06-26 | 2018-07-23 | 20.1 | 37 |
| CK16M010 | 2214 | 0 | 2017-05-29 | 2018-07-01 | 20.1 | 41 |
| CK14A040 | 2208 | 0 | 2014-10-19 | 2016-09-09 | 19.6 | 48 |
| 0004P | 2196 | 0 | 2007-02-03 | 2015-01-18 | 14.6 | 122 |
| 0077P | 2196 | 0 | 2009-01-24 | 2016-06-03 | 21.8 | 122 |
| 0217P | 2160 | 0 | 2009-10-18 | 2018-02-09 | 19.1 | 90 |
| CK13A010 | 2156 | 0 | 2014-10-11 | 2015-05-10 | 20.2 | 77 |
| CK14B010 | 1980 | 0 | 2016-03-04 | 2018-05-03 | 20.3 | 55 |
| CK13V040 | 1972 | 0 | 2014-09-18 | 2018-06-04 | 20.1 | 58 |
| 0062P | 1909 | 0 | 2017-09-20 | 2018-03-26 | 17.2 | 83 |
| CK14E020 | 1908 | 0 | 2014-03-22 | 2014-11-19 | 13.2 | 36 |
| 0045P | 1892 | 0 | 2011-09-24 | 2017-03-16 | 10.7 | 44 |
| 0144P | 1892 | 0 | 2008-11-20 | 2017-02-03 | 14.7 | 86 |
| CK07N030 | 1880 | 0 | 2008-05-05 | 2009-09-23 | 20.9 | 94 |
| CK06W030 | 1836 | 0 | 2009-03-15 | 2009-08-17 | 13.2 | 153 |
| 0143P | 1710 | 0 | 2017-12-21 | 2018-05-11 | 18.8 | 95 |
| CK16R020 | 1674 | 0 | 2016-10-24 | 2018-06-01 | 22.8 | 31 |
| CK14W020 | 1612 | 0 | 2015-10-11 | 2016-08-31 | 16.9 | 31 |
| 0154P | 1560 | 0 | 2013-10-06 | 2014-01-23 | 21.5 | 78 |
| 0019P | 1404 | 0 | 2008-09-09 | 2015-12-07 | 13.2 | 117 |
| CK16N060 | 1377 | 0 | 2017-05-29 | 2018-06-01 | 14.9 | 27 |
| 0037P | 1365 | 0 | 2018-03-25 | 2018-07-21 | 22.2 | 91 |
| CK17M040 | 1330 | 0 | 2017-07-20 | 2018-07-23 | 16.6 | 35 |
| CK15E61R | 1325 | 0 | 2017-01-25 | 2018-01-12 | 15.5 | 25 |
| CK16N040 | 1296 | 0 | 2016-09-03 | 2018-07-14 | 18.0 | 27 |
| CK14S020 | 1288 | 0 | 2015-09-20 | 2016-05-27 | 21.4 | 23 |
| 0078P | 1272 | 0 | 2012-02-12 | 2018-08-03 | 17.4 | 159 |
| 0048P | 1243 | 0 | 2018-05-24 | 2018-08-04 | 17.0 | 113 |
| 0290P | 1200 | 0 | 2013-10-13 | 2014-03-03 | N/A | 40 |
| 0134P | 1190 | 0 | 2013-12-08 | 2014-05-31 | 21.7 | 35 |
| 0015P | 1178 | 0 | 2014-12-19 | 2015-02-11 | 19.6 | 62 |
| 0185P | 1166 | 0 | 2007-03-14 | 2018-04-08 | 21.3 | 53 |
| 0047P | 1160 | 0 | 2017-09-12 | 2017-12-09 | 17.8 | 116 |
| 0240P | 1144 | 0 | 2017-09-14 | 2018-02-09 | 15.8 | 88 |
| CK06O02F | 1125 | 0 | 2007-08-18 | 2008-06-12 | 15.1 | 125 |
| 0110P | 1078 | 0 | 2014-09-20 | 2015-02-11 | 21.2 | 98 |
| CK12S010 | 1056 | 0 | 2012-11-10 | 2013-11-05 | N/A | 48 |
| CK11F010 | 1001 | 0 | 2012-04-24 | 2012-08-08 | 20.9 | 91 |
| CK15F040 | 988 | 0 | 2015-05-13 | 2016-01-03 | 23.6 | 19 |
| 0002P | 960 | 0 | 2017-01-25 | 2017-02-25 | N/A | 192 |
| 0246P | 960 | 0 | 2012-03-26 | 2012-04-27 | 21.5 | 160 |
| CK16A010 | 960 | 0 | 2017-02-21 | 2018-05-15 | 18.1 | 30 |
| CK14R030 | 936 | 0 | 2017-04-02 | 2018-05-15 | 18.9 | 36 |
| 0145P | 840 | 0 | 2017-09-03 | 2018-03-06 | 16.8 | 42 |
| CK13V010 | 828 | 0 | 2013-11-08 | 2014-02-21 | 19.2 | 36 |
| 0073P | 819 | 0 | 2017-02-03 | 2017-11-12 | 24.1 | 63 |
| 0052P | 810 | 0 | 2013-12-25 | 2014-02-24 | 18.3 | 54 |
| CK12J010 | 793 | 0 | 2012-05-27 | 2012-12-03 | N/A | 61 |
| 0070P | 780 | 0 | 2015-02-15 | 2015-03-27 | 16.5 | 78 |
| 0010P | 740 | 0 | 2010-08-20 | 2010-08-20 | 19.9 | 185 |
| CK17O010 | 688 | 0 | 2017-09-02 | 2018-04-08 | 14.1 | 16 |
| 0118P | 680 | 0 | 2009-10-18 | 2010-03-03 | 15.7 | 136 |
| 0093P | 670 | 0 | 2007-09-20 | 2016-10-24 | 17.2 | 67 |
| 0030P | 655 | 0 | 2017-11-21 | 2018-02-23 | 19.5 | 131 |
| 0056P | 600 | 0 | 2016-08-11 | 2016-10-27 | N/A | 40 |
| CK09R010 | 600 | 0 | 2010-05-20 | 2010-06-14 | 8.6 | 24 |
| CK15X01Y | 600 | 0 | 2017-10-26 | 2018-02-09 | 19.0 | 30 |
| 0049P | 588 | 0 | 2011-10-03 | 2011-10-03 | 20.3 | 147 |
| 0209P | 568 | 0 | 2014-05-18 | 2014-05-18 | 18.9 | 71 |
| CK14N030 | 558 | 0 | 2014-10-17 | 2016-01-03 | 17.5 | 31 |
| 0119P | 556 | 0 | 2013-11-28 | 2013-11-28 | N/A | 139 |
| 0230P | 550 | 0 | 2016-01-03 | 2016-03-01 | 18.4 | 50 |
| CK15V010 | 532 | 0 | 2017-09-14 | 2018-01-05 | 15.6 | 28 |
| 0024P | 525 | 0 | 2017-09-30 | 2018-03-14 | 14.4 | 25 |
| 0103P | 524 | 0 | 2017-12-20 | 2018-03-10 | 21.6 | 131 |
| 0188P | 495 | 0 | 2007-10-05 | 2017-11-13 | 18.8 | 55 |
| CK07B020 | 490 | 0 | 2008-04-25 | 2008-07-01 | N/A | 70 |
| 0094P | 480 | 0 | 2010-03-12 | 2010-04-03 | 21.7 | 96 |
| CK14W110 | 462 | 0 | 2015-02-11 | 2016-05-28 | 19.8 | 22 |
| 0168P | 456 | 0 | 2012-09-14 | 2012-11-04 | N/A | 38 |
| 0237P | 450 | 0 | 2016-06-23 | 2016-09-01 | 21.5 | 75 |
| CK03W42T | 448 | 0 | 2007-03-23 | 2007-03-23 | 18.3 | 112 |
| 0315P | 440 | 0 | 2016-10-06 | 2017-05-28 | 21.5 | 20 |
| CK07Q030 | 428 | 0 | 2010-01-10 | 2010-01-10 | N/A | 107 |
| 0125P | 420 | 0 | 2018-03-13 | 2018-03-14 | 20.9 | 70 |
| 0333P | 408 | 0 | 2016-03-01 | 2016-03-11 | N/A | 34 |
| CK12K050 | 407 | 0 | 2012-10-25 | 2012-12-13 | 12.5 | 37 |
| CK12F060 | 406 | 0 | 2012-12-13 | 2013-11-28 | 18.7 | 58 |
| CK07W010 | 400 | 0 | 2008-05-06 | 2008-08-07 | 23.6 | 50 |
| CK16A080 | 392 | 0 | 2016-07-11 | 2016-10-24 | 15.9 | 14 |
| 0213P | 384 | 0 | 2011-10-27 | 2017-08-24 | 19.2 | 48 |
| 0105P | 376 | 0 | 2018-04-20 | 2018-05-14 | 19.9 | 47 |
| CK13V020 | 364 | 0 | 2013-11-30 | 2015-01-23 | 18.6 | 52 |
| 0044P | 360 | 0 | 2008-11-20 | 2008-11-20 | 20.0 | 90 |
| 0269P | 336 | 0 | 2014-11-19 | 2015-02-11 | N/A | 42 |
| 0284P | 329 | 0 | 2014-10-17 | 2014-11-15 | 23.0 | 47 |
| 0051P | 324 | 0 | 2008-09-27 | 2008-11-30 | 20.8 | 36 |
| CK08J010 | 320 | 0 | 2008-05-05 | 2008-06-12 | 19.2 | 40 |
| 0090P | 308 | 0 | 2017-11-10 | 2018-03-10 | 19.9 | 22 |
| CK14R010 | 308 | 0 | 2014-09-28 | 2015-04-17 | 21.0 | 22 |
| CK15V62L | 304 | 0 | 2016-08-30 | 2017-09-13 | 16.9 | 19 |
| PK14L020 | 300 | 0 | 2014-08-01 | 2014-10-29 | 18.6 | 20 |
| 0050P | 288 | 0 | 2007-10-17 | 2007-10-17 | 20.4 | 72 |
| PK10H020 | 285 | 0 | 2010-04-17 | 2010-05-14 | 15.8 | 19 |
| CK08F75K | 282 | 0 | 2010-07-18 | 2010-07-18 | 16.7 | 141 |
| CK09Y010 | 280 | 0 | 2010-11-03 | 2010-11-03 | 17.8 | 70 |
| 0006P | 276 | 0 | 2008-08-02 | 2008-08-02 | 13.9 | 69 |
| CK08A010 | 264 | 0 | 2008-10-18 | 2008-10-18 | 19.3 | 66 |
| 0096P | 260 | 0 | 2012-08-08 | 2012-08-08 | 21.7 | 65 |
| 0008P | 256 | 0 | 2007-10-06 | 2007-10-06 | 16.9 | 64 |
| 0007P | 237 | 0 | 2008-05-27 | 2008-05-27 | 21.9 | 79 |
| 0129P | 237 | 0 | 2018-08-04 | 2018-08-04 | 21.7 | 79 |
| CK08N010 | 234 | 0 | 2010-03-21 | 2010-03-21 | N/A | 78 |
| CK18A030 | 231 | 0 | 2018-01-19 | 2018-05-04 | 22.0 | 21 |
| CK16T030 | 221 | 0 | 2017-11-21 | 2018-03-17 | N/A | 13 |
| CK17E030 | 220 | 0 | 2018-03-14 | 2018-05-14 | 19.2 | 20 |
| CK17S030 | 220 | 0 | 2018-05-11 | 2018-07-29 | 16.0 | 10 |
| CK13V050 | 210 | 0 | 2014-07-29 | 2015-01-28 | 20.7 | 35 |
| 0210P | 204 | 0 | 2009-01-17 | 2009-01-17 | N/A | 51 |
| CK17T030 | 200 | 0 | 2017-11-12 | 2018-04-08 | 20.2 | 10 |
| 0026P | 198 | 0 | 2008-04-29 | 2008-04-29 | 21.1 | 66 |
| CK13U04Q | 190 | 0 | 2014-07-26 | 2014-08-20 | N/A | 19 |
| 0183P | 185 | 0 | 2018-04-09 | 2018-04-13 | 21.7 | 37 |
| CK07E020 | 184 | 0 | 2007-04-03 | 2007-04-14 | 18.6 | 23 |
| PK12B010 | 177 | 0 | 2014-01-31 | 2014-01-31 | 15.8 | 59 |
| 0226P | 172 | 0 | 2016-09-09 | 2016-10-11 | 18.0 | 43 |
| CK07G010 | 168 | 0 | 2007-05-02 | 2007-05-02 | 19.7 | 84 |
| CK14C020 | 168 | 0 | 2014-02-21 | 2014-02-21 | 20.2 | 14 |
| 0219P | 164 | 0 | 2017-11-13 | 2017-11-13 | 20.4 | 82 |
| CK14Q030 | 160 | 0 | 2014-09-18 | 2014-10-29 | 15.2 | 16 |
| CK17T010 | 160 | 0 | 2017-10-31 | 2018-02-09 | 11.1 | 10 |
| CK12K060 | 153 | 0 | 2014-03-22 | 2014-03-22 | 18.9 | 51 |
| PK07H010 | 152 | 0 | 2007-10-05 | 2007-10-05 | 21.6 | 38 |
| K15TE5B | 147 | 0 | 2015-10-25 | 2015-10-25 | 22.2 | 49 |
| CK13Y020 | 144 | 0 | 2014-03-22 | 2014-04-01 | 18.2 | 24 |
| CK17K060 | 143 | 0 | 2018-01-11 | 2018-04-08 | 18.9 | 13 |
| CK09F060 | 138 | 0 | 2009-04-08 | 2009-04-19 | N/A | 23 |
| CK13E020 | 136 | 0 | 2013-08-06 | 2013-08-06 | 16.5 | 34 |
| 0355P | 128 | 0 | 2017-09-13 | 2017-12-14 | 17.3 | 8 |
| CK17D030 | 128 | 0 | 2018-02-18 | 2018-03-17 | N/A | 16 |
| 0084P | 124 | 0 | 2014-01-31 | 2014-01-31 | 19.1 | 62 |
| CK08P010 | 124 | 0 | 2009-11-07 | 2009-11-07 | 18.1 | 62 |
| CK12L010 | 124 | 0 | 2012-11-12 | 2012-11-12 | 17.2 | 31 |
| CK18C020 | 112 | 0 | 2018-05-05 | 2018-08-04 | 16.8 | 8 |
| 0229P | 105 | 0 | 2017-12-20 | 2017-12-23 | 21.4 | 21 |
| CK16B010 | 105 | 0 | 2017-08-09 | 2017-09-18 | 19.4 | 15 |
| 0204P | 104 | 0 | 2016-02-08 | 2016-02-08 | 18.3 | 52 |
| PK08Q020 | 104 | 0 | 2008-11-22 | 2008-11-22 | 19.6 | 26 |
| 0139P | 102 | 0 | 2017-12-09 | 2017-12-09 | 21.6 | 34 |
| 0252P | 102 | 0 | 2016-05-02 | 2016-06-02 | 20.0 | 17 |
| CK06V13Z | 100 | 0 | 2007-07-24 | 2007-07-24 | 13.8 | 25 |
| CK08R030 | 100 | 0 | 2008-11-18 | 2008-11-18 | 17.4 | 25 |
| CK09E010 | 100 | 0 | 2009-06-01 | 2009-06-01 | 17.3 | 25 |
| CK17K040 | 99 | 0 | 2017-08-09 | 2018-07-29 | 16.2 | 11 |
| 0108P | 96 | 0 | 2014-12-19 | 2014-12-19 | 18.6 | 48 |
| CK18A060 | 96 | 0 | 2018-04-07 | 2018-04-07 | 17.9 | 48 |
| CK07Q03a | 93 | 0 | 2010-07-18 | 2010-07-18 | 15.6 | 31 |
| CK08J060 | 92 | 0 | 2008-06-12 | 2008-06-12 | 17.1 | 23 |
| CK15G020 | 91 | 0 | 2015-10-14 | 2015-12-08 | 11.6 | 13 |
| 0201P | 90 | 0 | 2014-12-23 | 2014-12-23 | 15.2 | 30 |
| CK08Q010 | 86 | 0 | 2009-04-05 | 2009-04-05 | 19.2 | 43 |
| CK15X040 | 84 | 0 | 2016-01-04 | 2016-01-31 | 18.6 | 14 |
| PK09Q040 | 84 | 0 | 2009-10-27 | 2009-10-27 | 14.9 | 42 |
| CK15F030 | 81 | 0 | 2015-03-26 | 2015-04-21 | 19.4 | 9 |
| CK09O020 | 80 | 0 | 2010-02-23 | 2010-02-23 | 18.2 | 20 |
| PK10V010 | 80 | 0 | 2010-11-11 | 2010-11-18 | 19.6 | 10 |
| PK12N00J | 80 | 0 | 2012-08-17 | 2012-08-17 | 17.0 | 20 |
| 0235P | 78 | 0 | 2018-02-23 | 2018-02-23 | 15.1 | 26 |
| 0197P | 76 | 0 | 2008-05-05 | 2008-05-05 | 21.9 | 19 |
| 0364P | 76 | 0 | 2018-04-15 | 2018-04-15 | 18.9 | 38 |
| CK11L030 | 76 | 0 | 2011-06-29 | 2011-06-29 | 20.3 | 19 |
| CK11C010 | 75 | 0 | 2011-05-08 | 2011-05-08 | 19.8 | 25 |
| PK10J81C | 74 | 0 | 2011-09-23 | 2011-09-23 | 22.4 | 37 |
| 0205P | 72 | 0 | 2015-09-20 | 2015-09-21 | 16.9 | 18 |
| 0250P | 72 | 0 | 2018-01-15 | 2018-01-15 | 21.6 | 18 |
| 0352P | 72 | 0 | 2017-09-13 | 2017-11-09 | 19.4 | 9 |
| CK07T010 | 72 | 0 | 2007-10-21 | 2007-10-21 | 18.0 | 18 |
| PK08Q20P | 72 | 0 | 2008-11-22 | 2008-11-22 | 19.6 | 24 |
| 0100P | 70 | 0 | 2016-05-12 | 2016-05-12 | 17.0 | 35 |
| 0365P | 70 | 0 | 2018-03-17 | 2018-05-10 | 16.9 | 7 |
| 0205P a | 69 | 0 | 2008-11-14 | 2008-11-14 | 17.2 | 23 |
| CK13V030 | 68 | 0 | 2013-12-02 | 2013-12-02 | 19.7 | 17 |
| PK08Y020 | 63 | 0 | 2009-01-24 | 2009-01-24 | 21.1 | 21 |
| CK15L02C | 57 | 0 | 2018-04-20 | 2018-04-20 | 21.1 | 19 |
| 0273P | 54 | 0 | 2013-01-20 | 2013-01-20 | 19.8 | 27 |
| CK12C17H | 54 | 0 | 2012-03-26 | 2012-03-26 | 22.6 | 27 |
| CK17M050 | 54 | 0 | 2018-05-21 | 2018-05-21 | 21.6 | 18 |
| CK14Q010 | 52 | 0 | 2014-10-24 | 2014-10-24 | 19.6 | 26 |
| PK17S050 | 49 | 0 | 2017-11-12 | 2017-12-21 | 17.4 | 7 |
| 0066P | 48 | 0 | 2018-07-21 | 2018-07-21 | 16.2 | 24 |
| CK15Y010 | 48 | 0 | 2016-03-01 | 2016-03-01 | 17.0 | 12 |
| CK18E09F | 48 | 0 | 2018-05-21 | 2018-06-01 | 20.6 | 6 |
| PK09T020 | 48 | 0 | 2009-12-05 | 2009-12-05 | N/A | 24 |
| 0218P | 44 | 0 | 2015-04-26 | 2015-04-26 | N/A | 22 |
| CK15C020 | 44 | 0 | 2015-03-04 | 2015-05-29 | 18.3 | 11 |
| CK15W00Z | 42 | 0 | 2016-05-07 | 2016-06-26 | 16.4 | 6 |
| CK15X070 | 42 | 0 | 2017-02-28 | 2017-02-28 | 17.3 | 14 |
| 0329P | 40 | 0 | 2015-11-15 | 2015-12-27 | 17.6 | 5 |
| 0334P | 40 | 0 | 2018-05-10 | 2018-05-10 | N/A | 10 |
| CK18L020 | 39 | 0 | 2018-07-13 | 2018-07-13 | 20.0 | 13 |
| CK11Q040 | 38 | 0 | 2011-12-28 | 2011-12-28 | 15.5 | 19 |
| CK07F010 | 36 | 0 | 2007-09-20 | 2007-09-20 | 13.0 | 18 |
| CK15Y01G | 36 | 0 | 2016-01-04 | 2016-02-03 | 15.8 | 9 |
| CK17D020 | 36 | 0 | 2017-09-08 | 2017-09-08 | 20.8 | 12 |
| PK15TK0P | 36 | 0 | 2017-01-25 | 2017-02-25 | 19.6 | 9 |
| CK17S060 | 35 | 0 | 2017-10-27 | 2017-11-13 | 18.7 | 7 |
| CK18A010 | 35 | 0 | 2018-01-15 | 2018-03-10 | 19.1 | 7 |
| 0318P | 30 | 0 | 2015-10-13 | 2015-10-13 | 20.2 | 10 |
| CK18F010 | 30 | 0 | 2018-04-08 | 2018-04-08 | 18.1 | 10 |
| CK17E040 | 28 | 0 | 2017-03-29 | 2017-04-02 | 7.9 | 4 |
| CK15K010 | 26 | 0 | 2015-07-26 | 2015-07-26 | 17.8 | 13 |
| PK15Q010 | 22 | 0 | 2015-12-07 | 2015-12-07 | 19.0 | 11 |
| CK15W010 | 20 | 0 | 2016-02-11 | 2016-02-11 | 17.9 | 10 |
| CK16U010 | 20 | 0 | 2016-12-02 | 2016-12-11 | N/A | 5 |
| CK15X080 | 18 | 0 | 2015-12-19 | 2015-12-19 | 20.9 | 9 |
| CK18N010 | 16 | 0 | 2018-07-23 | 2018-07-23 | N/A | 4 |
| CK15F050 | 14 | 0 | 2015-04-11 | 2015-04-11 | N/A | 7 |
| CK10V010 | 12 | 0 | 2010-11-04 | 2010-11-04 | 13.5 | 3 |
| CK18M010 | 12 | 0 | 2018-08-03 | 2018-08-03 | 20.3 | 3 |
| CK18K010 | 6 | 0 | 2018-06-13 | 2018-06-13 | 17.3 | 3 |
List of Observers
| Observer Group | Total MPECs |
|---|---|
| Y.Ohshima | 188 |
| Unknown | 1 |
| Individual Observer | Total MPECs |
|---|---|
| Y.Ohshima | 188 |
| Unknown | 1 |
List of Measurers
| Measurer Group | Total MPECs |
|---|---|
| Unknown | 189 |
| Individual Measurer | Total MPECs |
|---|---|
| Unknown | 189 |
List of Facilities
| Facilities | Count |
|---|---|
| 0.3-m f/4.5 reflector + CCD | 50 |
| 0.30-m f/4.5 reflector + CCD | 57 |
| 0.30-m f/4.6 reflector + CCD | 78 |
| 0.30-m f/4.6 reflector + CCD, | 2 |
| Unknown | 2 |