W16 Pleasant Groves 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 | 32 | 0 | 6 | 6 | 19 | 0 | 0 | 0 | 1 | 0 |
| 2024 | 69 | 0 | 21 | 5 | 36 | 0 | 0 | 0 | 6 | 1 |
| 2023 | 42 | 0 | 19 | 5 | 16 | 0 | 0 | 0 | 2 | 0 |
| 2022 | 41 | 0 | 17 | 2 | 19 | 0 | 0 | 0 | 2 | 1 |
| 2021 | 29 | 0 | 15 | 3 | 8 | 0 | 0 | 0 | 2 | 1 |
| 2020 | 32 | 0 | 3 | 4 | 22 | 0 | 0 | 0 | 2 | 1 |
| 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
Objects Observed by This Station (256 total)
| Object | Observations | Discoveries | First Obs | Last Obs | Magnitude | MPECs |
|---|---|---|---|---|---|---|
| K25S27P | 960 | 80 | 2025-09-28 | 2025-10-01 | 20.9 | 4 |
| K25T10Q | 300 | 30 | 2025-10-14 | 2025-10-15 | 18.3 | 6 |
| K24T02H | 216 | 27 | 2024-10-02 | 2024-10-03 | 18.5 | 27 |
| K24F05R | 176 | 22 | 2024-03-30 | 2024-04-04 | 20.4 | 22 |
| K23E02N | 144 | 18 | 2023-03-14 | 2023-03-15 | 23.5 | 18 |
| K23C02L | 204 | 17 | 2023-02-12 | 2023-02-13 | 23.0 | 17 |
| K20V06U | 135 | 15 | 2020-11-14 | 2020-11-16 | 18.5 | 15 |
| K25U00U | 105 | 15 | 2025-10-16 | 2025-10-17 | 18.3 | 3 |
| K23G01J | 154 | 14 | 2023-04-11 | 2023-04-12 | 20.9 | 14 |
| K23O01U | 156 | 13 | 2023-07-23 | 2023-07-24 | 18.2 | 13 |
| K23N01L | 108 | 12 | 2023-07-12 | 2023-07-13 | 19.1 | 12 |
| K23H01U | 96 | 12 | 2023-04-18 | 2023-04-18 | 21.9 | 12 |
| K24R10B | 88 | 11 | 2024-09-08 | 2024-09-09 | 18.2 | 11 |
| K24G01P | 66 | 11 | 2024-04-07 | 2024-04-07 | 20.2 | 11 |
| K23G01A | 40 | 10 | 2023-04-11 | 2023-04-11 | 19.5 | 10 |
| K23D00L | 63 | 9 | 2023-02-18 | 2023-02-18 | 21.7 | 9 |
| K23H02M | 54 | 9 | 2023-04-19 | 2023-04-19 | 21.7 | 9 |
| K22W01H | 120 | 8 | 2022-11-17 | 2022-11-19 | 20.0 | 8 |
| K22Q31T | 96 | 8 | 2022-08-31 | 2022-09-01 | 21.8 | 8 |
| K23A01N | 96 | 8 | 2023-01-14 | 2023-01-15 | 19.2 | 8 |
| K23B00N | 72 | 8 | 2023-01-19 | 2023-01-20 | 22.4 | 8 |
| K24P00M | 72 | 8 | 2024-08-02 | 2024-08-03 | 22.3 | 8 |
| K21J02E | 32 | 8 | 2021-05-06 | 2021-05-06 | 20.9 | 8 |
| K22Y05P | 98 | 7 | 2022-12-24 | 2022-12-25 | 20.6 | 7 |
| K21T72H | 70 | 7 | 2021-10-10 | 2021-11-09 | 16.6 | 7 |
| K20M04O | 63 | 7 | 2020-06-20 | 2020-07-11 | 22.6 | 7 |
| K23F04A | 56 | 7 | 2023-03-23 | 2023-03-24 | 21.6 | 7 |
| K23H01L | 49 | 7 | 2023-04-16 | 2023-04-17 | 24.2 | 7 |
| K24R12O | 49 | 7 | 2024-09-09 | 2024-09-10 | 21.8 | 7 |
| K24N03J | 72 | 6 | 2024-07-12 | 2024-07-13 | 18.4 | 6 |
| K20O00G | 54 | 6 | 2020-07-16 | 2020-07-17 | 20.9 | 6 |
| K22Y01N | 48 | 6 | 2022-12-18 | 2022-12-19 | 21.4 | 6 |
| K22M00J | 42 | 6 | 2022-06-20 | 2022-06-21 | 19.5 | 6 |
| K22S09J | 42 | 6 | 2022-09-23 | 2022-09-24 | 18.9 | 6 |
| K21N00G | 36 | 6 | 2021-07-02 | 2021-07-02 | 18.1 | 6 |
| K23X04U | 18 | 6 | 2023-12-07 | 2023-12-07 | 19.0 | 6 |
| K24L04Z | 60 | 5 | 2024-06-14 | 2024-06-14 | 19.5 | 5 |
| K22U06D | 50 | 5 | 2022-10-20 | 2022-10-22 | 21.1 | 5 |
| K24G05J | 45 | 5 | 2024-04-12 | 2024-04-13 | 20.0 | 5 |
| K23R03W | 40 | 5 | 2023-09-07 | 2023-09-09 | 20.8 | 5 |
| K24W04P | 30 | 5 | 2024-11-22 | 2024-11-22 | 22.7 | 5 |
| K24B04K | 20 | 5 | 2024-01-29 | 2024-01-29 | 21.1 | 5 |
| K25U01G | 20 | 5 | 2025-10-17 | 2025-10-17 | 21.3 | 1 |
| K22S07R | 52 | 4 | 2022-09-23 | 2022-09-24 | 19.3 | 4 |
| K24C00F | 40 | 4 | 2024-01-31 | 2024-02-02 | 20.7 | 4 |
| K24A01B | 36 | 4 | 2024-01-03 | 2024-01-04 | 23.4 | 4 |
| K22S08L | 32 | 4 | 2022-09-22 | 2022-09-23 | 21.0 | 4 |
| K22V02U | 28 | 4 | 2022-11-13 | 2022-11-13 | 22.2 | 4 |
| K21J03H | 24 | 4 | 2021-05-07 | 2021-05-08 | 18.6 | 4 |
| K25B06L | 20 | 4 | 2025-01-25 | 2025-01-25 | 21.5 | 4 |
| K21M00F | 54 | 3 | 2021-06-16 | 2021-06-18 | 19.3 | 3 |
| K21J03B | 42 | 3 | 2021-05-08 | 2021-05-09 | N/A | 3 |
| K21V00Q | 30 | 3 | 2021-10-31 | 2021-11-02 | N/A | 3 |
| K22U04N | 30 | 3 | 2022-10-18 | 2022-10-20 | 22.9 | 3 |
| K22W01Q | 30 | 3 | 2022-11-18 | 2022-11-19 | 19.4 | 3 |
| K21C02Y | 27 | 3 | 2021-02-05 | 2021-02-07 | N/A | 3 |
| K24B04O | 27 | 3 | 2024-01-29 | 2024-01-31 | N/A | 3 |
| K24W18F | 27 | 3 | 2024-11-30 | 2024-12-01 | 21.3 | 3 |
| K21N01D | 18 | 3 | 2021-07-04 | 2021-07-06 | 18.8 | 3 |
| K23E02V | 18 | 3 | 2023-03-14 | 2023-03-15 | 18.8 | 3 |
| K23R02T | 18 | 3 | 2023-09-08 | 2023-09-08 | 22.5 | 3 |
| K21A06R | 9 | 3 | 2021-01-13 | 2021-01-13 | 20.4 | 3 |
| K24X09X | 54 | 2 | 2024-12-06 | 2024-12-07 | 20.8 | 2 |
| K23B06A | 28 | 2 | 2023-01-23 | 2023-01-28 | 22.3 | 2 |
| K22W02C | 24 | 2 | 2022-11-18 | 2022-11-19 | 20.7 | 2 |
| K21P27J | 22 | 2 | 2021-08-05 | 2021-08-11 | 19.6 | 2 |
| K23G00Y | 22 | 2 | 2023-04-11 | 2023-04-12 | 21.1 | 2 |
| K21A01F | 18 | 2 | 2021-01-03 | 2021-01-05 | 22.3 | 2 |
| K21C05Z | 6 | 2 | 2021-02-09 | 2021-02-09 | 20.8 | 2 |
| K22X00G | 21 | 1 | 2022-11-30 | 2022-12-04 | 20.4 | 1 |
| K22S43P | 15 | 1 | 2022-09-30 | 2022-10-01 | 20.9 | 1 |
| K24T10D | 13 | 1 | 2024-10-02 | 2024-10-08 | 20.9 | 1 |
| K24C02A | 12 | 1 | 2024-02-06 | 2024-02-07 | 20.9 | 1 |
| K24R14O | 12 | 1 | 2024-09-09 | 2024-09-10 | 20.1 | 1 |
| K22W10Q | 11 | 1 | 2022-11-28 | 2022-11-29 | 18.7 | 1 |
| K22Y02T | 11 | 1 | 2022-12-21 | 2022-12-21 | 21.3 | 1 |
| K21T12U | 8 | 1 | 2021-10-11 | 2021-10-11 | 20.3 | 1 |
| K25U01S | 8 | 1 | 2025-10-17 | 2025-10-20 | 21.3 | 1 |
| K24J00H | 6 | 1 | 2024-04-30 | 2024-04-30 | 19.4 | 1 |
| K21J07M | 4 | 1 | 2021-05-13 | 2021-05-13 | 21.2 | 1 |
| K24J16P | 4 | 1 | 2024-05-12 | 2024-05-12 | 21.3 | 1 |
| 01627 | 4485 | 0 | 2020-01-27 | 2020-01-27 | 16.7 | 1495 |
| 21088 | 3172 | 0 | 2024-08-02 | 2024-08-02 | 17.3 | 793 |
| 12538 | 2452 | 0 | 2023-07-23 | 2023-07-23 | 18.9 | 613 |
| 03752 | 1608 | 0 | 2025-05-24 | 2025-05-24 | 18.2 | 536 |
| K25R01Y | 1440 | 0 | 2025-10-01 | 2025-10-01 | 19.8 | 18 |
| K25F05R | 1260 | 0 | 2025-09-30 | 2025-09-30 | 19.3 | 15 |
| K11A24M | 1022 | 0 | 2024-06-07 | 2024-07-01 | 21.4 | 146 |
| CK17K020 | 712 | 0 | 2022-06-06 | 2022-06-06 | 19.2 | 178 |
| F4278 | 669 | 0 | 2025-05-31 | 2025-05-31 | 18.7 | 223 |
| n5615 | 602 | 0 | 2024-06-03 | 2024-06-03 | 19.0 | 301 |
| p7681 | 500 | 0 | 2024-04-05 | 2024-04-05 | 19.0 | 100 |
| K25O02P | 480 | 0 | 2025-10-01 | 2025-10-01 | 21.0 | 6 |
| R6049 | 471 | 0 | 2024-08-28 | 2024-08-28 | 20.2 | 157 |
| K15R36G | 444 | 0 | 2025-01-03 | 2025-01-03 | 21.7 | 111 |
| W6683 | 441 | 0 | 2024-03-13 | 2024-03-13 | 20.0 | 147 |
| CK21Y010 | 440 | 0 | 2021-11-07 | 2021-11-23 | 14.9 | 55 |
| CK22U010 | 432 | 0 | 2023-09-18 | 2024-07-13 | 19.2 | 72 |
| G2269 | 423 | 0 | 2024-08-04 | 2024-08-04 | 20.2 | 141 |
| g8086 | 381 | 0 | 2020-11-12 | 2020-11-12 | 16.8 | 127 |
| K14X07X | 357 | 0 | 2024-08-29 | 2024-09-09 | 16.9 | 51 |
| CK23A030 | 344 | 0 | 2025-06-01 | 2025-06-01 | 18.4 | 86 |
| T2165 | 344 | 0 | 2024-06-30 | 2024-06-30 | 18.7 | 86 |
| H1486 | 336 | 0 | 2020-07-14 | 2020-07-15 | 21.7 | 56 |
| K15U67C | 328 | 0 | 2024-09-08 | 2024-09-09 | 21.5 | 82 |
| K24P05T | 315 | 0 | 2025-01-20 | 2025-01-20 | 20.5 | 63 |
| CK22Q78E | 308 | 0 | 2025-01-20 | 2025-01-20 | 17.6 | 77 |
| K03J14N | 288 | 0 | 2020-04-21 | 2020-04-22 | 19.3 | 48 |
| K20O03W | 264 | 0 | 2020-11-13 | 2020-11-15 | 22.1 | 44 |
| K24M00R | 255 | 0 | 2024-07-11 | 2024-07-11 | N/A | 85 |
| 0237P | 249 | 0 | 2023-08-15 | 2023-08-15 | 21.5 | 83 |
| CK21T040 | 246 | 0 | 2024-04-12 | 2024-04-12 | 22.0 | 82 |
| CK19K070 | 228 | 0 | 2024-03-14 | 2024-03-14 | 20.4 | 76 |
| K14R13B | 222 | 0 | 2024-07-13 | 2024-07-13 | 16.8 | 74 |
| K03U05X | 207 | 0 | 2023-03-19 | 2023-03-19 | N/A | 69 |
| CK23H050 | 204 | 0 | 2025-03-21 | 2025-03-21 | 17.6 | 51 |
| K16A08K | 200 | 0 | 2022-11-16 | 2022-11-17 | N/A | 20 |
| CK22N020 | 189 | 0 | 2024-08-26 | 2024-08-26 | 15.0 | 63 |
| K19W06B | 189 | 0 | 2020-02-14 | 2020-02-15 | 19.1 | 63 |
| CK23C020 | 183 | 0 | 2025-07-24 | 2025-07-24 | 16.5 | 61 |
| CK24E010 | 180 | 0 | 2025-06-02 | 2025-06-02 | 14.7 | 45 |
| K10JF3V | 180 | 0 | 2020-07-13 | 2020-07-13 | 21.2 | 60 |
| K11W32E | 180 | 0 | 2022-10-17 | 2022-10-18 | 20.1 | 30 |
| Q7720 | 180 | 0 | 2025-04-27 | 2025-04-27 | 19.8 | 45 |
| 0276P | 177 | 0 | 2020-07-09 | 2020-07-10 | 18.5 | 59 |
| K13P06V | 177 | 0 | 2020-12-10 | 2020-12-11 | 20.9 | 59 |
| n8066 | 177 | 0 | 2020-05-31 | 2020-05-31 | 17.1 | 59 |
| PK11U020 | 168 | 0 | 2020-08-16 | 2020-08-16 | 21.5 | 28 |
| K14Y43V | 165 | 0 | 2024-06-14 | 2024-06-15 | 22.5 | 55 |
| K21A24D | 162 | 0 | 2023-03-18 | 2023-04-18 | 21.6 | 27 |
| K23O04O | 162 | 0 | 2023-12-06 | 2023-12-06 | N/A | 54 |
| ~0Bny | 162 | 0 | 2024-10-05 | 2024-10-05 | 20.8 | 54 |
| K24W70Y | 160 | 0 | 2025-01-15 | 2025-01-15 | 17.8 | 20 |
| K10OA1F | 159 | 0 | 2025-07-24 | 2025-07-24 | 18.5 | 53 |
| K17H03N | 159 | 0 | 2020-09-09 | 2020-09-09 | N/A | 53 |
| H1839 | 152 | 0 | 2024-06-30 | 2024-07-01 | 19.7 | 38 |
| CK23E010 | 144 | 0 | 2023-03-15 | 2023-03-15 | 15.7 | 36 |
| l4163 | 144 | 0 | 2025-06-24 | 2025-06-24 | 19.5 | 36 |
| CK23Q010 | 132 | 0 | 2025-02-13 | 2025-02-13 | 19.1 | 44 |
| K22O00E | 132 | 0 | 2022-07-24 | 2022-07-24 | 18.7 | 12 |
| K23Q07L | 132 | 0 | 2023-09-09 | 2023-09-17 | N/A | 22 |
| K23M06G | 126 | 0 | 2023-09-17 | 2023-09-17 | 16.1 | 42 |
| K24J08Y | 126 | 0 | 2024-08-25 | 2024-08-25 | 21.8 | 42 |
| J99L07V | 123 | 0 | 2022-06-04 | 2022-06-04 | 17.7 | 41 |
| D6745 | 120 | 0 | 2024-07-01 | 2024-07-01 | 20.7 | 40 |
| K14Q33J | 120 | 0 | 2020-09-09 | 2020-09-09 | 17.5 | 20 |
| K24K00V | 116 | 0 | 2024-07-03 | 2024-07-04 | 18.4 | 29 |
| K24E02O | 111 | 0 | 2024-04-13 | 2024-04-13 | 16.0 | 37 |
| CK24N030 | 108 | 0 | 2023-12-15 | 2023-12-15 | 17.9 | 36 |
| K21A00L | 108 | 0 | 2021-01-13 | 2021-01-13 | 19.8 | 9 |
| z2472 | 105 | 0 | 2024-08-26 | 2024-08-26 | 20.7 | 35 |
| h4677 | 104 | 0 | 2025-06-20 | 2025-06-20 | 20.8 | 26 |
| K21P40Y | 102 | 0 | 2021-09-04 | 2021-09-04 | N/A | 34 |
| K15L00K | 100 | 0 | 2022-06-05 | 2022-06-06 | 19.5 | 20 |
| V3552 | 99 | 0 | 2024-06-07 | 2024-06-07 | 21.9 | 33 |
| m2505 | 99 | 0 | 2020-11-13 | 2020-11-13 | 20.8 | 33 |
| o4887 | 99 | 0 | 2024-08-25 | 2024-08-25 | 20.9 | 33 |
| K19W05C | 96 | 0 | 2022-12-16 | 2022-12-16 | 18.2 | 24 |
| K24O00Y | 96 | 0 | 2024-09-08 | 2024-09-08 | 22.7 | 32 |
| m2566 | 96 | 0 | 2024-05-06 | 2024-05-06 | 20.9 | 32 |
| K23Y00Y | 95 | 0 | 2023-12-18 | 2023-12-19 | 21.1 | 5 |
| R5792 | 93 | 0 | 2020-09-22 | 2020-09-22 | 20.4 | 31 |
| K14N03F | 90 | 0 | 2022-11-16 | 2022-11-16 | 21.3 | 30 |
| K17V02D | 90 | 0 | 2022-11-13 | 2022-11-13 | 19.9 | 30 |
| K24R02M | 87 | 0 | 2024-10-11 | 2024-10-11 | 19.9 | 29 |
| K02L31D | 84 | 0 | 2025-04-27 | 2025-04-27 | 19.8 | 21 |
| K14X08G | 84 | 0 | 2020-12-08 | 2020-12-08 | 22.0 | 28 |
| K20B08W | 84 | 0 | 2020-01-22 | 2020-01-22 | 18.6 | 7 |
| K24T24D | 84 | 0 | 2024-11-24 | 2024-11-24 | 21.4 | 28 |
| K19B02F | 80 | 0 | 2022-09-23 | 2022-09-23 | 22.0 | 20 |
| K23L01N | 78 | 0 | 2023-07-10 | 2023-07-10 | 19.1 | 26 |
| h8017 | 78 | 0 | 2024-08-29 | 2024-08-29 | 18.4 | 26 |
| J6256 | 76 | 0 | 2024-07-01 | 2024-07-01 | 17.7 | 19 |
| K14F37Q | 76 | 0 | 2023-04-09 | 2023-04-09 | 21.2 | 19 |
| K09WD9M | 75 | 0 | 2020-07-14 | 2020-07-14 | 21.9 | 25 |
| K13R06B | 75 | 0 | 2021-02-07 | 2021-02-08 | 21.1 | 25 |
| K20R00R | 75 | 0 | 2020-09-11 | 2020-09-11 | 22.9 | 25 |
| K22T01Y | 75 | 0 | 2022-10-27 | 2022-10-27 | 21.2 | 15 |
| K22C02E | 72 | 0 | 2025-02-02 | 2025-02-02 | 21.1 | 18 |
| f7167 | 72 | 0 | 2025-06-22 | 2025-06-22 | 20.6 | 9 |
| K13L28W | 66 | 0 | 2024-06-08 | 2024-06-08 | N/A | 33 |
| CK24V010 | 64 | 0 | 2025-01-22 | 2025-01-22 | 19.7 | 16 |
| K04H56S | 64 | 0 | 2023-04-17 | 2023-04-18 | 20.9 | 8 |
| K05S00L | 63 | 0 | 2025-04-29 | 2025-04-30 | 20.0 | 21 |
| K15A45C | 63 | 0 | 2020-11-17 | 2020-11-17 | 20.9 | 21 |
| CK21T020 | 60 | 0 | 2021-10-11 | 2021-10-11 | 20.4 | 10 |
| K24T11Y | 60 | 0 | 2024-10-12 | 2024-10-12 | 20.6 | 10 |
| ~0011 | 60 | 0 | 2024-08-26 | 2024-08-26 | 20.6 | 20 |
| K22A05X | 57 | 0 | 2024-08-28 | 2024-08-28 | 22.1 | 19 |
| K21N10M | 56 | 0 | 2025-01-21 | 2025-01-22 | 22.3 | 7 |
| K22U01W | 55 | 0 | 2022-10-19 | 2022-10-20 | 20.8 | 5 |
| K01B15X | 52 | 0 | 2025-01-20 | 2025-01-20 | 19.4 | 13 |
| K22U03V | 52 | 0 | 2022-10-21 | 2022-10-21 | 18.1 | 13 |
| g0048 | 51 | 0 | 2020-12-10 | 2020-12-10 | 21.5 | 17 |
| K22T03H | 50 | 0 | 2022-10-19 | 2022-10-19 | 20.1 | 10 |
| K24E03V | 49 | 0 | 2024-04-06 | 2024-04-07 | 21.9 | 7 |
| K12K11O | 48 | 0 | 2024-11-23 | 2024-11-23 | 17.1 | 8 |
| K17T01J | 48 | 0 | 2021-10-10 | 2021-10-11 | 21.1 | 16 |
| K19Q08D | 48 | 0 | 2024-08-03 | 2024-08-03 | 17.0 | 16 |
| K20F03R | 48 | 0 | 2020-03-25 | 2020-03-27 | N/A | 8 |
| K21A06B | 48 | 0 | 2021-01-12 | 2021-01-13 | 20.0 | 4 |
| K22Y00X | 48 | 0 | 2023-01-14 | 2023-01-14 | 21.9 | 12 |
| K24R04W | 48 | 0 | 2024-10-03 | 2024-10-03 | 18.3 | 24 |
| K25M01G | 44 | 0 | 2025-06-22 | 2025-06-23 | 20.8 | 11 |
| p0160 | 44 | 0 | 2024-07-03 | 2024-07-03 | 21.8 | 11 |
| K18Y00V | 42 | 0 | 2022-12-21 | 2022-12-21 | N/A | 14 |
| K22S03F | 42 | 0 | 2022-10-20 | 2022-10-20 | 19.5 | 14 |
| CK24C040 | 39 | 0 | 2024-05-07 | 2024-05-07 | 21.3 | 13 |
| o7355 | 39 | 0 | 2020-12-08 | 2020-12-08 | 20.1 | 13 |
| K19W05K | 36 | 0 | 2020-06-12 | 2020-06-12 | 22.3 | 12 |
| K03G22S | 33 | 0 | 2021-03-04 | 2021-03-04 | 20.9 | 11 |
| K20R06M | 33 | 0 | 2020-10-23 | 2020-10-23 | 19.2 | 11 |
| K22W22A | 33 | 0 | 2022-12-27 | 2022-12-27 | 21.4 | 11 |
| K23X05U | 32 | 0 | 2023-12-11 | 2023-12-11 | 21.2 | 8 |
| K25D02T | 32 | 0 | 2025-02-23 | 2025-02-23 | 26.7 | 8 |
| ~0iEy | 32 | 0 | 2025-05-23 | 2025-05-23 | 20.6 | 8 |
| K21R23U | 30 | 0 | 2024-08-26 | 2024-08-27 | 20.9 | 3 |
| K24H02F | 30 | 0 | 2024-04-30 | 2024-04-30 | 21.1 | 5 |
| K22U00F | 28 | 0 | 2022-10-20 | 2022-10-20 | 18.5 | 7 |
| K22W01E | 28 | 0 | 2022-11-21 | 2022-11-21 | 21.2 | 7 |
| K25B00E | 28 | 0 | 2025-01-21 | 2025-01-21 | 21.8 | 7 |
| K16V06M | 27 | 0 | 2024-10-24 | 2024-10-24 | 22.6 | 9 |
| K22QB2Y | 27 | 0 | 2022-09-29 | 2022-09-29 | 20.7 | 9 |
| K24R21V | 27 | 0 | 2024-10-02 | 2024-10-02 | 19.5 | 9 |
| K25F04L | 27 | 0 | 2025-04-21 | 2025-04-21 | 21.9 | 9 |
| CK20U030 | 24 | 0 | 2020-09-20 | 2020-09-21 | 23.0 | 8 |
| K15U67W | 24 | 0 | 2020-10-20 | 2020-10-20 | 20.4 | 8 |
| K23C02J | 24 | 0 | 2023-02-18 | 2023-02-18 | 17.3 | 8 |
| K23R01S | 24 | 0 | 2023-09-18 | 2023-09-18 | 19.1 | 8 |
| K24G06L | 24 | 0 | 2024-05-01 | 2024-05-01 | 21.2 | 8 |
| K24O00F | 24 | 0 | 2024-08-05 | 2024-08-05 | 20.0 | 8 |
| n7626 | 24 | 0 | 2024-08-07 | 2024-08-07 | 21.8 | 6 |
| K22W01M | 21 | 0 | 2022-11-21 | 2022-11-21 | 21.1 | 7 |
| K22Y06D | 21 | 0 | 2022-12-28 | 2022-12-28 | 20.5 | 7 |
| K23A01P | 21 | 0 | 2023-01-15 | 2023-01-15 | 19.4 | 7 |
| K23V04Q | 21 | 0 | 2023-12-07 | 2023-12-07 | 21.0 | 7 |
| CK20X040 | 20 | 0 | 2021-08-08 | 2021-08-08 | 21.5 | 5 |
| K21V02G | 20 | 0 | 2021-11-08 | 2021-11-08 | 21.4 | 4 |
| K24W00L | 20 | 0 | 2024-11-29 | 2024-11-30 | 17.4 | 5 |
| K24X05L | 20 | 0 | 2024-12-04 | 2024-12-04 | 22.3 | 5 |
| K22Y04E | 18 | 0 | 2024-02-14 | 2024-02-14 | 20.6 | 6 |
| z3434 | 18 | 0 | 2024-06-07 | 2024-06-07 | 20.9 | 6 |
| ~00yn | 18 | 0 | 2024-08-27 | 2024-08-27 | 19.8 | 6 |
| K22S09M | 16 | 0 | 2022-09-28 | 2022-09-28 | 20.5 | 4 |
| K24M01D | 16 | 0 | 2024-06-30 | 2024-06-30 | 19.4 | 4 |
| K20S03G | 15 | 0 | 2020-10-07 | 2020-10-07 | 20.5 | 5 |
| K23N00N | 15 | 0 | 2023-07-11 | 2023-07-11 | 19.6 | 5 |
| K24J01K | 15 | 0 | 2024-05-07 | 2024-05-07 | 20.1 | 5 |
| K21Q01G | 12 | 0 | 2021-09-02 | 2021-09-02 | 21.7 | 4 |
| K21R10A | 12 | 0 | 2021-09-12 | 2021-09-12 | 23.1 | 3 |
| K24M01K | 12 | 0 | 2024-06-30 | 2024-06-30 | 19.3 | 3 |
| K24X07Q | 12 | 0 | 2025-01-03 | 2025-01-03 | 19.8 | 3 |
| K22U02C | 9 | 0 | 2022-10-21 | 2022-10-21 | 20.6 | 3 |
| K24J03L | 8 | 0 | 2024-05-07 | 2024-05-07 | 16.1 | 1 |
| K24X01C | 8 | 0 | 2024-12-02 | 2024-12-02 | 19.7 | 2 |
| K16UH9E | 6 | 0 | 2021-01-05 | 2021-01-12 | 21.3 | 1 |
List of Observers
| Observer Group | Total MPECs |
|---|---|
| M.Holbrook | 121 |
| Unknown | 120 |
| Individual Observer | Total MPECs |
|---|---|
| M.Holbrook | 121 |
| Unknown | 120 |
List of Measurers
| Measurer Group | Total MPECs |
|---|---|
| Unknown | 241 |
| Individual Measurer | Total MPECs |
|---|---|
| Unknown | 241 |
List of Facilities
| Facilities | Count |
|---|---|
| 0.36-m f/2.2 360mm Reflector + CCD | 8 |
| 0.36-m f/2.2 reflector + CCD | 70 |
| 0.36-m f/2.2 reflector + CCD, 0.36-m f/1.9 360mm Reflector + CCD | 3 |
| 0.36-m f/2.2 reflector + CMO | 7 |
| 0.36-m reflector + CCD | 31 |
| 360mm Reflector + CCD | 2 |
| Unknown | 120 |