W87 Cerro Tololo-LCO C
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 | 12 | 0 | 0 | 7 | 2 | 0 | 0 | 0 | 3 | 0 |
| 2024 | 6 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 3 | 1 |
| 2023 | 7 | 0 | 0 | 2 | 3 | 0 | 0 | 0 | 2 | 0 |
| 2022 | 6 | 0 | 0 | 1 | 3 | 0 | 0 | 0 | 2 | 0 |
| 2021 | 19 | 0 | 0 | 4 | 11 | 0 | 0 | 0 | 4 | 0 |
| 2020 | 13 | 0 | 0 | 1 | 5 | 0 | 0 | 0 | 7 | 0 |
| 2019 | 43 | 0 | 0 | 2 | 20 | 0 | 0 | 0 | 17 | 4 |
| 2018 | 33 | 0 | 1 | 4 | 18 | 0 | 0 | 0 | 7 | 3 |
| 2017 | 38 | 0 | 0 | 7 | 27 | 0 | 0 | 0 | 3 | 1 |
| 2016 | 9 | 0 | 0 | 2 | 7 | 0 | 0 | 0 | 0 | 0 |
| 2015 | 28 | 0 | 0 | 1 | 14 | 0 | 0 | 0 | 7 | 6 |
| 2014 | 62 | 0 | 0 | 6 | 16 | 0 | 0 | 0 | 26 | 14 |
| 2013 | 30 | 0 | 0 | 1 | 10 | 0 | 0 | 0 | 15 | 4 |
| 2012 | 3 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 1 | 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
Objects Observed by This Station (240 total)
| Object | Observations | Discoveries | First Obs | Last Obs | Magnitude | MPECs |
|---|---|---|---|---|---|---|
| CK18N020 | 531 | 59 | 2018-07-07 | 2018-07-11 | 15.1 | 59 |
| 0003I | 32130 | 0 | 2025-07-02 | 2025-09-15 | 11.4 | 27 |
| 0029P | 14544 | 0 | 2017-08-18 | 2017-11-06 | 17.1 | 606 |
| 0046P | 3256 | 0 | 2018-09-08 | 2018-12-05 | 10.5 | 88 |
| J2559 | 2407 | 0 | 2017-01-09 | 2017-01-30 | 20.1 | 29 |
| 99942 | 2272 | 0 | 2021-03-10 | 2021-03-11 | 15.2 | 284 |
| K16L48X | 1584 | 0 | 2016-09-09 | 2016-09-10 | N/A | 99 |
| 65803 | 1532 | 0 | 2022-06-26 | 2022-06-26 | 17.4 | 383 |
| Q7940 | 1380 | 0 | 2018-03-06 | 2018-03-13 | 20.5 | 20 |
| S5944 | 1258 | 0 | 2014-08-09 | 2014-08-13 | N/A | 74 |
| 0010P | 1212 | 0 | 2022-01-03 | 2022-01-03 | N/A | 202 |
| K04X14N | 1148 | 0 | 2012-11-18 | 2012-11-27 | 19.6 | 41 |
| K13W67T | 1102 | 0 | 2014-08-07 | 2014-08-09 | 18.8 | 58 |
| Z7439 | 1064 | 0 | 2015-01-14 | 2015-01-24 | 20.1 | 56 |
| K15H10M | 1050 | 0 | 2015-06-26 | 2015-07-18 | 18.9 | 35 |
| K17B00W | 1044 | 0 | 2017-01-27 | 2017-01-30 | 18.0 | 36 |
| K03U11V | 990 | 0 | 2017-10-10 | 2017-10-14 | 13.9 | 66 |
| 0007P | 902 | 0 | 2021-06-04 | 2021-06-04 | 13.4 | 82 |
| T7418 | 896 | 0 | 2019-09-25 | 2019-09-25 | 18.1 | 128 |
| CK19E030 | 824 | 0 | 2019-03-13 | 2019-03-13 | 19.0 | 103 |
| K12T04C | 704 | 0 | 2017-10-09 | 2017-10-10 | N/A | 44 |
| K18E00B | 680 | 0 | 2018-03-22 | 2018-10-21 | N/A | 40 |
| K11E51P | 665 | 0 | 2017-01-29 | 2017-02-02 | 20.9 | 19 |
| K03F06Y | 640 | 0 | 2018-03-28 | 2018-03-31 | 20.4 | 32 |
| CK14UR1N | 624 | 0 | 2021-06-24 | 2021-06-24 | 15.7 | 104 |
| CK22Q78E | 553 | 0 | 2022-10-19 | 2022-10-19 | 15.8 | 79 |
| K07T68F | 546 | 0 | 2017-10-10 | 2017-10-14 | 20.6 | 21 |
| 0252P | 532 | 0 | 2016-01-28 | 2016-03-15 | 20.0 | 19 |
| Y8306 | 504 | 0 | 2016-12-02 | 2016-12-06 | 22.0 | 28 |
| K14J25O | 462 | 0 | 2017-04-25 | 2017-04-25 | 19.1 | 77 |
| Q5482 | 460 | 0 | 2017-01-21 | 2017-01-21 | 22.0 | 46 |
| K15N13K | 434 | 0 | 2015-07-17 | 2015-07-17 | 23.8 | 62 |
| K08H03S | 405 | 0 | 2019-03-26 | 2019-03-26 | 16.3 | 81 |
| CK14N030 | 396 | 0 | 2014-07-08 | 2014-09-17 | 17.5 | 33 |
| K13C32W | 368 | 0 | 2019-01-24 | 2019-01-24 | 21.4 | 23 |
| K14P69P | 364 | 0 | 2014-08-08 | 2014-08-25 | 22.4 | 13 |
| K24O00N | 364 | 0 | 2024-08-31 | 2024-08-31 | 19.8 | 91 |
| K06W03O | 328 | 0 | 2016-12-07 | 2016-12-07 | 20.5 | 41 |
| J98H49H | 324 | 0 | 2023-10-18 | 2023-10-18 | 21.3 | 27 |
| n7113 | 324 | 0 | 2017-11-06 | 2017-11-08 | 21.4 | 27 |
| K10M01F | 318 | 0 | 2014-05-28 | 2014-05-28 | 22.5 | 106 |
| K05F03C | 305 | 0 | 2019-02-07 | 2019-02-08 | 16.5 | 61 |
| K14UJ2U | 305 | 0 | 2014-10-31 | 2014-10-31 | 21.7 | 61 |
| K21N05S | 300 | 0 | 2021-07-11 | 2021-07-11 | N/A | 60 |
| PK16P050 | 297 | 0 | 2025-08-28 | 2025-09-18 | 21.8 | 9 |
| K17W12X | 290 | 0 | 2017-12-06 | 2017-12-08 | N/A | 29 |
| K11UT2C | 282 | 0 | 2021-09-02 | 2021-09-02 | 21.0 | 47 |
| f8849 | 282 | 0 | 2018-12-19 | 2018-12-19 | 16.9 | 47 |
| CK22S040 | 280 | 0 | 2025-03-05 | 2025-04-10 | 20.7 | 40 |
| N4145 | 255 | 0 | 2017-11-25 | 2017-11-27 | N/A | 17 |
| K25F22A | 244 | 0 | 2025-09-17 | 2025-09-17 | 20.3 | 61 |
| K15L00J | 230 | 0 | 2015-06-15 | 2015-06-16 | 20.6 | 23 |
| 0013P | 228 | 0 | 2023-10-09 | 2023-10-20 | 17.4 | 57 |
| L6985 | 225 | 0 | 2018-01-05 | 2018-01-06 | 20.7 | 25 |
| K15M11O | 224 | 0 | 2015-06-19 | 2015-06-19 | 22.3 | 56 |
| m8453 | 210 | 0 | 2023-05-21 | 2023-05-21 | 22.1 | 35 |
| K14V02H | 207 | 0 | 2014-11-10 | 2014-11-10 | 20.9 | 23 |
| K14V06L | 205 | 0 | 2014-11-11 | 2014-11-11 | N/A | 41 |
| K04F29J | 200 | 0 | 2018-03-12 | 2018-03-13 | 21.0 | 25 |
| N1937 | 189 | 0 | 2021-03-10 | 2021-03-14 | 19.4 | 21 |
| K19W02R | 186 | 0 | 2019-11-26 | 2019-11-26 | 22.3 | 31 |
| K15M59S | 185 | 0 | 2015-06-19 | 2015-06-19 | 19.1 | 37 |
| CK17T020 | 184 | 0 | 2017-10-12 | 2017-10-12 | 12.8 | 46 |
| K12X02P | 180 | 0 | 2012-12-05 | 2012-12-05 | 21.4 | 12 |
| K17K34U | 180 | 0 | 2017-06-09 | 2017-06-10 | 20.1 | 15 |
| K24Y04R | 180 | 0 | 2025-01-29 | 2025-01-29 | N/A | 60 |
| K19A09Y | 176 | 0 | 2019-01-11 | 2019-01-11 | 21.6 | 22 |
| K14V10C | 171 | 0 | 2014-11-11 | 2014-11-11 | 21.5 | 19 |
| K15C40A | 168 | 0 | 2015-02-24 | 2015-02-24 | 14.9 | 14 |
| K19F00Y | 168 | 0 | 2019-03-27 | 2019-03-27 | 19.5 | 42 |
| n5829 | 161 | 0 | 2017-06-02 | 2017-06-02 | N/A | 23 |
| K13G07Y | 159 | 0 | 2013-04-03 | 2013-04-03 | 22.0 | 53 |
| K03M04K | 156 | 0 | 2021-06-09 | 2021-06-09 | 19.8 | 39 |
| K05X01B | 152 | 0 | 2017-11-08 | 2017-11-09 | 19.6 | 19 |
| K13G35J | 150 | 0 | 2013-04-08 | 2013-04-08 | 18.2 | 25 |
| CK17U070 | 144 | 0 | 2017-12-07 | 2017-12-07 | 17.8 | 36 |
| K14OX7Z | 144 | 0 | 2014-08-01 | 2014-08-01 | 21.7 | 12 |
| K15O22H | 144 | 0 | 2015-07-23 | 2015-07-23 | 22.5 | 18 |
| K19C04M | 144 | 0 | 2019-03-14 | 2019-03-14 | 19.1 | 24 |
| K19J01F | 140 | 0 | 2019-05-09 | 2019-05-09 | 18.9 | 28 |
| CK23K010 | 138 | 0 | 2023-05-30 | 2023-05-30 | 18.0 | 23 |
| K13X08Y | 135 | 0 | 2013-12-10 | 2013-12-10 | 19.1 | 9 |
| K15Q03T | 135 | 0 | 2015-08-27 | 2015-08-27 | 17.6 | 9 |
| K15FB7W | 132 | 0 | 2015-03-31 | 2015-03-31 | 17.6 | 11 |
| K11SN2T | 130 | 0 | 2014-08-05 | 2014-08-05 | N/A | 26 |
| K19E00N | 128 | 0 | 2019-03-07 | 2019-03-09 | 20.5 | 16 |
| J94X01L | 120 | 0 | 2016-12-01 | 2016-12-01 | 17.6 | 15 |
| K15Q03Q | 115 | 0 | 2015-08-20 | 2015-08-20 | 20.7 | 23 |
| K21N02D | 110 | 0 | 2021-07-09 | 2021-07-09 | N/A | 22 |
| K14SE3M | 108 | 0 | 2014-09-19 | 2014-09-19 | 22.2 | 27 |
| K21N01Y | 108 | 0 | 2021-09-08 | 2021-09-08 | 19.9 | 36 |
| K10X56L | 104 | 0 | 2012-12-04 | 2012-12-04 | 22.5 | 8 |
| K14M06K | 104 | 0 | 2014-06-23 | 2014-06-23 | 22.3 | 26 |
| K05L03W | 102 | 0 | 2022-11-23 | 2022-11-23 | 13.7 | 34 |
| K15DJ8V | 102 | 0 | 2015-02-23 | 2015-02-23 | N/A | 34 |
| K19R00C | 100 | 0 | 2019-09-21 | 2019-09-21 | N/A | 20 |
| o6491 | 100 | 0 | 2017-11-17 | 2017-11-17 | 18.0 | 10 |
| K14J54V | 99 | 0 | 2014-05-27 | 2014-05-27 | 22.9 | 9 |
| K13C00Y | 98 | 0 | 2013-02-01 | 2013-02-04 | 21.4 | 14 |
| K10J33O | 96 | 0 | 2018-04-04 | 2018-04-06 | 20.7 | 16 |
| K13G03M | 96 | 0 | 2013-04-03 | 2013-04-05 | 20.0 | 12 |
| K14R22W | 96 | 0 | 2014-09-15 | 2014-09-15 | 22.0 | 24 |
| K16B14C | 94 | 0 | 2016-01-28 | 2016-01-28 | N/A | 47 |
| K10X25D | 90 | 0 | 2013-05-22 | 2013-05-22 | 21.2 | 18 |
| K14T33J | 90 | 0 | 2014-10-02 | 2014-10-02 | 22.0 | 18 |
| K01H00B | 85 | 0 | 2017-07-01 | 2017-07-01 | 22.5 | 17 |
| K15Q09E | 85 | 0 | 2015-08-22 | 2015-08-22 | 20.7 | 17 |
| K18V08X | 85 | 0 | 2019-05-16 | 2019-05-16 | N/A | 17 |
| K13G38S | 84 | 0 | 2013-04-10 | 2013-04-10 | 22.0 | 28 |
| AK19C010 | 80 | 0 | 2019-02-11 | 2019-02-11 | 17.2 | 10 |
| CK24T050 | 80 | 0 | 2024-10-03 | 2024-10-04 | 15.4 | 20 |
| K03G21H | 80 | 0 | 2021-03-31 | 2021-03-31 | 22.9 | 20 |
| K13O02O | 78 | 0 | 2013-07-18 | 2013-07-18 | 22.1 | 13 |
| PK13P050 | 72 | 0 | 2013-08-17 | 2013-08-17 | N/A | 9 |
| K06L00A | 70 | 0 | 2021-07-11 | 2021-07-11 | 21.6 | 14 |
| K18W01V | 70 | 0 | 2018-12-02 | 2018-12-02 | 22.2 | 10 |
| K20B10R | 70 | 0 | 2020-02-12 | 2020-02-12 | N/A | 14 |
| K12U68U | 69 | 0 | 2021-07-12 | 2021-07-12 | 19.6 | 23 |
| K13G38U | 69 | 0 | 2013-04-08 | 2013-04-08 | 20.6 | 23 |
| K14U00Y | 69 | 0 | 2014-10-30 | 2014-10-30 | N/A | 23 |
| K16R40F | 69 | 0 | 2020-03-04 | 2020-03-04 | 22.4 | 23 |
| c8189 | 66 | 0 | 2018-01-06 | 2018-01-06 | 19.2 | 11 |
| K22M00P | 65 | 0 | 2022-06-29 | 2022-06-29 | N/A | 13 |
| K19C04T | 64 | 0 | 2019-03-03 | 2019-03-04 | 24.6 | 16 |
| K11UP5Z | 63 | 0 | 2014-06-18 | 2014-06-18 | N/A | 21 |
| CK23B020 | 60 | 0 | 2023-01-23 | 2023-01-23 | 14.0 | 20 |
| K10R42L | 60 | 0 | 2013-07-28 | 2013-07-28 | 20.8 | 10 |
| K13B45S | 60 | 0 | 2013-01-30 | 2013-01-30 | 21.1 | 15 |
| K14O01Y | 60 | 0 | 2014-07-24 | 2014-07-24 | N/A | 20 |
| K15D01D | 60 | 0 | 2015-02-19 | 2015-02-19 | 24.6 | 3 |
| K20A03N | 60 | 0 | 2020-02-18 | 2020-02-19 | 24.3 | 15 |
| K14SE1U | 57 | 0 | 2014-09-18 | 2014-09-18 | 19.1 | 19 |
| K15O21M | 57 | 0 | 2015-07-22 | 2015-07-22 | 23.2 | 19 |
| K19A13N | 57 | 0 | 2019-01-16 | 2019-01-16 | N/A | 19 |
| CK21C040 | 56 | 0 | 2021-03-10 | 2021-03-10 | N/A | 14 |
| K19G00J | 56 | 0 | 2019-05-09 | 2019-05-09 | 20.2 | 14 |
| K19U12M | 55 | 0 | 2019-11-04 | 2019-11-04 | 17.6 | 11 |
| K21N05Q | 54 | 0 | 2021-07-15 | 2021-07-20 | 21.2 | 27 |
| K23N01T | 54 | 0 | 2023-07-19 | 2023-07-19 | 22.8 | 18 |
| K10X69Q | 52 | 0 | 2021-02-10 | 2021-02-10 | 22.5 | 13 |
| K09W00D | 51 | 0 | 2014-09-20 | 2014-09-20 | 20.8 | 17 |
| K18R00C | 50 | 0 | 2018-09-06 | 2018-09-06 | 13.7 | 10 |
| PK15Q020 | 50 | 0 | 2015-09-01 | 2015-09-01 | 20.1 | 5 |
| AK17U070 | 48 | 0 | 2017-12-07 | 2017-12-07 | 16.0 | 12 |
| K12X16G | 48 | 0 | 2012-12-04 | 2012-12-04 | 23.0 | 16 |
| K13O02W | 48 | 0 | 2013-07-18 | 2013-07-18 | 23.0 | 16 |
| K14N64C | 48 | 0 | 2014-07-17 | 2014-07-18 | N/A | 8 |
| K15FC4P | 48 | 0 | 2015-04-10 | 2015-04-10 | 19.5 | 6 |
| PK25C010 | 48 | 0 | 2025-02-04 | 2025-02-04 | 19.1 | 12 |
| CK25D060 | 45 | 0 | 2025-03-08 | 2025-03-08 | 22.6 | 5 |
| K14O06O | 45 | 0 | 2014-08-04 | 2014-08-04 | 25.5 | 15 |
| K14OX9M | 45 | 0 | 2014-08-01 | 2014-08-01 | 21.9 | 15 |
| K17X01B | 45 | 0 | 2017-12-07 | 2017-12-07 | 19.7 | 15 |
| K20E00H | 45 | 0 | 2020-03-07 | 2020-03-07 | 17.4 | 15 |
| CK20B030 | 44 | 0 | 2020-01-30 | 2020-01-30 | N/A | 11 |
| K18D01E | 44 | 0 | 2018-02-28 | 2018-02-28 | N/A | 4 |
| K20C01U | 44 | 0 | 2020-02-05 | 2020-02-05 | 21.0 | 11 |
| K19A09S | 42 | 0 | 2019-01-09 | 2019-01-09 | 21.2 | 14 |
| CK14Q02U | 40 | 0 | 2014-08-18 | 2014-08-18 | N/A | 4 |
| CK17X010 | 40 | 0 | 2017-12-15 | 2017-12-15 | 18.8 | 10 |
| o6590 | 40 | 0 | 2017-11-19 | 2017-11-19 | 21.1 | 4 |
| 0351P | 39 | 0 | 2025-05-22 | 2025-05-22 | 18.7 | 13 |
| K10F09V | 39 | 0 | 2014-09-18 | 2014-09-18 | 21.1 | 13 |
| K18E01R | 39 | 0 | 2018-03-09 | 2018-03-09 | 20.0 | 13 |
| K13G00H | 36 | 0 | 2013-04-03 | 2013-04-03 | 21.7 | 6 |
| K14K39F | 36 | 0 | 2014-05-27 | 2014-05-27 | 22.3 | 9 |
| K19G06C | 36 | 0 | 2019-04-16 | 2019-04-16 | 18.9 | 9 |
| K21P27H | 36 | 0 | 2021-08-15 | 2021-08-15 | 19.6 | 18 |
| PK17W030 | 36 | 0 | 2017-12-01 | 2017-12-01 | 18.8 | 9 |
| PK19A020 | 36 | 0 | 2019-01-08 | 2019-01-08 | 22.0 | 6 |
| K14Qa2R | 35 | 0 | 2014-08-21 | 2014-08-21 | 21.0 | 7 |
| K19T00S | 35 | 0 | 2019-10-08 | 2019-10-08 | 20.2 | 7 |
| K14S01N | 32 | 0 | 2014-09-19 | 2014-09-19 | N/A | 8 |
| K19O01P | 32 | 0 | 2019-07-27 | 2019-07-27 | 20.9 | 4 |
| K19T01T | 32 | 0 | 2019-10-09 | 2019-10-09 | 18.5 | 8 |
| K19V04B | 32 | 0 | 2019-11-05 | 2019-11-05 | 21.8 | 8 |
| K15P57L | 30 | 0 | 2015-08-14 | 2015-08-14 | 24.5 | 10 |
| K19V00N | 30 | 0 | 2019-11-08 | 2019-11-08 | 18.8 | 6 |
| j6537 | 30 | 0 | 2021-02-14 | 2021-02-14 | 16.7 | 10 |
| K18F03A | 28 | 0 | 2018-03-20 | 2018-03-20 | 22.3 | 7 |
| K19S09V | 28 | 0 | 2019-10-05 | 2019-10-05 | 20.1 | 7 |
| K11B45M | 27 | 0 | 2019-01-16 | 2019-01-16 | 21.0 | 9 |
| q5484 | 27 | 0 | 2020-11-09 | 2020-11-09 | 21.2 | 9 |
| K19U12F | 25 | 0 | 2019-10-29 | 2019-10-29 | 20.5 | 5 |
| K15AO6B | 24 | 0 | 2015-01-16 | 2015-01-16 | 23.0 | 8 |
| K19Q06D | 24 | 0 | 2019-08-30 | 2019-08-30 | N/A | 8 |
| K19U11G | 24 | 0 | 2019-10-29 | 2019-10-29 | 18.6 | 8 |
| K14L14O | 21 | 0 | 2014-06-02 | 2014-06-02 | 22.8 | 7 |
| K14L21K | 21 | 0 | 2014-06-09 | 2014-06-09 | 22.6 | 7 |
| K17X62B | 21 | 0 | 2017-12-14 | 2017-12-15 | 22.0 | 7 |
| CK17U050 | 20 | 0 | 2017-11-10 | 2017-11-10 | 21.1 | 5 |
| K13G23H | 20 | 0 | 2013-04-07 | 2013-04-07 | 20.4 | 4 |
| K18P09F | 20 | 0 | 2018-08-06 | 2018-08-06 | N/A | 4 |
| K20D03Z | 20 | 0 | 2020-02-28 | 2020-02-28 | 16.8 | 5 |
| K21G09X | 20 | 0 | 2021-04-16 | 2021-04-16 | N/A | 10 |
| K13H00R | 18 | 0 | 2013-04-17 | 2013-04-17 | 21.2 | 3 |
| K13O03U | 18 | 0 | 2013-07-18 | 2013-07-18 | 19.8 | 9 |
| K14P58C | 18 | 0 | 2014-08-04 | 2014-08-04 | 21.8 | 6 |
| K20Y00J | 18 | 0 | 2020-12-17 | 2020-12-17 | 20.1 | 6 |
| CK25M010 | 16 | 0 | 2025-06-22 | 2025-06-23 | 18.9 | 4 |
| K13G03O | 16 | 0 | 2013-04-04 | 2013-04-04 | 21.1 | 4 |
| K13G84F | 16 | 0 | 2013-04-17 | 2013-04-17 | 21.7 | 4 |
| K19O03Q | 16 | 0 | 2019-07-30 | 2019-07-30 | 21.1 | 4 |
| PK24R010 | 16 | 0 | 2024-09-06 | 2024-09-06 | 20.5 | 4 |
| K13P39C | 15 | 0 | 2013-08-10 | 2013-08-10 | 21.7 | 5 |
| K15DJ8G | 15 | 0 | 2015-02-23 | 2015-02-23 | 23.0 | 5 |
| K18F02W | 15 | 0 | 2018-03-19 | 2018-03-19 | 22.0 | 5 |
| K19A13S | 15 | 0 | 2019-01-16 | 2019-01-16 | 22.5 | 5 |
| K13G34D | 12 | 0 | 2013-04-07 | 2013-04-07 | 19.8 | 4 |
| K13P26F | 12 | 0 | 2013-08-10 | 2013-08-10 | 21.5 | 4 |
| K14O02R | 12 | 0 | 2014-07-24 | 2014-07-26 | 21.1 | 1 |
| K14S00N | 12 | 0 | 2014-09-18 | 2014-09-18 | 20.2 | 4 |
| K18H00V | 12 | 0 | 2018-04-22 | 2018-04-22 | 17.5 | 2 |
| K20E00J | 12 | 0 | 2020-03-07 | 2020-03-07 | 22.1 | 4 |
| K22F01D | 12 | 0 | 2022-03-24 | 2022-03-24 | 16.4 | 3 |
| b6879 | 12 | 0 | 2017-10-26 | 2017-10-26 | 21.0 | 4 |
| K14Q02U | 10 | 0 | 2014-08-18 | 2014-08-18 | 19.5 | 1 |
| K17Q01Q | 9 | 0 | 2017-08-17 | 2017-08-17 | 17.7 | 3 |
| K19Q01Z | 9 | 0 | 2019-08-20 | 2019-08-20 | 22.3 | 3 |
| K20C02D | 9 | 0 | 2020-02-07 | 2020-02-07 | 21.0 | 3 |
| K19A07U | 8 | 0 | 2019-01-09 | 2019-01-09 | 22.3 | 2 |
| K13G54Y | 6 | 0 | 2013-04-10 | 2013-04-11 | 20.7 | 2 |
| K14N64H | 6 | 0 | 2014-07-19 | 2014-07-19 | 21.8 | 2 |
| K14N65L | 6 | 0 | 2014-08-01 | 2014-08-01 | 20.7 | 2 |
| K14R22X | 6 | 0 | 2014-09-15 | 2014-09-15 | 21.4 | 2 |
| K14T34K | 6 | 0 | 2014-10-02 | 2014-10-02 | 19.7 | 2 |
| CK23X070 | 4 | 0 | 2023-12-12 | 2023-12-12 | 20.5 | 1 |
| K13J34E | 4 | 0 | 2013-05-15 | 2013-05-16 | 20.1 | 1 |
| K14L27U | 4 | 0 | 2014-06-09 | 2014-06-09 | 21.1 | 1 |
| K18N04C | 4 | 0 | 2018-07-11 | 2018-07-11 | 20.5 | 1 |
| K24O14Z | 4 | 0 | 2024-09-04 | 2024-09-04 | 20.1 | 1 |
| K14M26X | 3 | 0 | 2014-06-24 | 2014-06-24 | 20.8 | 1 |
| K14OY4Q | 3 | 0 | 2014-08-02 | 2014-08-02 | 20.1 | 1 |
| K14Od2O | 3 | 0 | 2014-08-02 | 2014-08-02 | 21.1 | 1 |
| K14Od2Q | 3 | 0 | 2014-08-01 | 2014-08-01 | 21.7 | 1 |
| K14Od2T | 3 | 0 | 2014-08-07 | 2014-08-07 | 21.4 | 1 |
| K19Q07W | 3 | 0 | 2019-08-30 | 2019-08-30 | 21.1 | 1 |
| K19Q08K | 3 | 0 | 2019-08-30 | 2019-08-30 | 21.8 | 1 |
| K21N05R | 3 | 0 | 2021-07-13 | 2021-07-13 | 21.5 | 1 |
| K17U52R | 2 | 0 | 2017-11-12 | 2017-11-12 | 22.5 | 1 |
List of Observers
| Observer Group | Total MPECs |
|---|---|
| Unknown | 152 |
| T.Lister | 43 |
| E.Gomez, J.Chatelain, S.Greenstreet, T.Lister | 21 |
| J.D.Armstrong | 12 |
| P.Breitenstein | 7 |
| C.Holt, E.Gomez, J.Chatelain, S.Greenstreet, T.Lister | 5 |
| L.Conversi, M.Micheli, T.Santana-Ros | 4 |
| E.J.Christensen, S.M.Larson, T.Lister | 3 |
| J.D.Armstrong, J.O.Teagarden | 3 |
| P.-J.Dekelver, W.Cuppens | 3 |
| A.Hale | 2 |
| A.Tedeschi, E.Gomez, J.Chatelain, S.Greenstreet, T.Lister | 2 |
| D.Bodewits, M.Micheli, T.Farnham, T.Lister | 2 |
| D.Bodewits, T.Farnham, T.Lister | 2 |
| J.D.Armstrong, S.R.Moss | 2 |
| J.D.Armstrong, S.W.Ryden, Z.N.Teagarden | 2 |
| A.Hale, C.Holt, E.Gomez, J.Chatelain, S.Greenstreet, T.Lister | 1 |
| D.Bodewits, J.D.Armstrong, J.O.Teagarden, M.Micheli, T.Farnham, T.Lister | 1 |
| J.D.Armstrong, L.J.Faber, S.M.Gilbertson | 1 |
| M.E.Devlin, M.S.Devlin | 1 |
| E.Gomez, L.Buzzi, P.Miller, R.Holmes, R.Miles, S.Foglia, T.Linder | 1 |
| E.Gomez, I.Kosic, J.Chatelain, S.Greenstreet, T.Lister | 1 |
| C.Holt, E.Gomez, J.Chatelain, M.Bannister, M.Knight, M.S.P.Kelley, M.Schwamb, Q.Ye, R.Kokotanekova, S.Greenstreet, T.Lister | 1 |
| E.Gomez, J.MacFarlane, S.Greenstreet, T.Lister | 1 |
| F.Ocana, L.Conversi, M.Micheli, T.Santana-Ros | 1 |
| W.Cuppens | 1 |
| D.Souami, F.Spoto, R.Mendez, S.Bouquillon, W.Thuillot | 1 |
| Individual Observer | Total MPECs |
|---|---|
| Unknown | 152 |
| T.Lister | 83 |
| E.Gomez | 33 |
| S.Greenstreet | 32 |
| J.Chatelain | 31 |
| J.D.Armstrong | 21 |
| M.Micheli | 8 |
| C.Holt | 7 |
| P.Breitenstein | 7 |
| D.Bodewits | 5 |
| T.Farnham | 5 |
| L.Conversi | 5 |
| T.Santana-Ros | 5 |
| J.O.Teagarden | 4 |
| W.Cuppens | 4 |
| A.Hale | 3 |
| E.J.Christensen | 3 |
| S.M.Larson | 3 |
| P.-J.Dekelver | 3 |
| A.Tedeschi | 2 |
| S.R.Moss | 2 |
| S.W.Ryden | 2 |
| Z.N.Teagarden | 2 |
| L.J.Faber | 1 |
| S.M.Gilbertson | 1 |
| M.E.Devlin | 1 |
| M.S.Devlin | 1 |
| L.Buzzi | 1 |
| P.Miller | 1 |
| R.Holmes | 1 |
| R.Miles | 1 |
| S.Foglia | 1 |
| T.Linder | 1 |
| I.Kosic | 1 |
| M.Bannister | 1 |
| M.Knight | 1 |
| M.S.P.Kelley | 1 |
| M.Schwamb | 1 |
| Q.Ye | 1 |
| R.Kokotanekova | 1 |
| J.MacFarlane | 1 |
| F.Ocana | 1 |
| D.Souami | 1 |
| F.Spoto | 1 |
| R.Mendez | 1 |
| S.Bouquillon | 1 |
| W.Thuillot | 1 |
List of Measurers
| Measurer Group | Total MPECs |
|---|---|
| Unknown | 222 |
| T.Lister | 35 |
| M.Micheli | 6 |
| P.-J.Dekelver | 3 |
| A.Tedeschi | 1 |
| A.Tedeschi, T.Lister | 1 |
| B.Shappee, J.Prieto, K.Stanek | 1 |
| D.J.Asher | 1 |
| J.D.Armstrong, S.W.Ryden, Z.N.Teagarden | 1 |
| A.C.Sumerlin, L.E.Probst | 1 |
| L.Buzzi, S.Foglia | 1 |
| A.Hale, T.Lister | 1 |
| J.D.Armstrong, J.O.Teagarden, T.Lister | 1 |
| C.Barache, F.Taris, S.Bouquillon, T.Carlucci, W.Thuillot | 1 |
| Individual Measurer | Total MPECs |
|---|---|
| Unknown | 222 |
| T.Lister | 38 |
| M.Micheli | 6 |
| P.-J.Dekelver | 3 |
| A.Tedeschi | 2 |
| J.D.Armstrong | 2 |
| B.Shappee | 1 |
| J.Prieto | 1 |
| K.Stanek | 1 |
| D.J.Asher | 1 |
| S.W.Ryden | 1 |
| Z.N.Teagarden | 1 |
| A.C.Sumerlin | 1 |
| L.E.Probst | 1 |
| L.Buzzi | 1 |
| S.Foglia | 1 |
| A.Hale | 1 |
| J.O.Teagarden | 1 |
| C.Barache | 1 |
| F.Taris | 1 |
| S.Bouquillon | 1 |
| T.Carlucci | 1 |
| W.Thuillot | 1 |
List of Facilities
| Facilities | Count |
|---|---|
| 0.14-m refractor + CCD | 1 |
| 1.0-m Ritchey-Chretien + CCD | 7 |
| 1.0-m f/8 Ritchey-Chretien + CCD | 72 |
| 1.0-m f/8 Schmidt-Cassegrain + CCD | 2 |
| 1.0-m f/8 modified Ritchey-Chretien + CCD | 9 |
| 1.0-m f/8 reflector + CCD | 1 |
| 1.0-m f/8.0 Ritchey-Chretien + 4096x4096 CCD, 1.0-m f/8 Schmidt-Cassegrain + CCD | 1 |
| 1.0-m f/8.0 Ritchey-Chretien + CCD | 22 |
| 1.0-m reflector + CCD | 2 |
| 4096x4096 CCD | 5 |
| Unknown | 154 |