327 Peking Observatory, Xinglong Station
- Country: China
- State: Hebei
- County:
- City: Chengde
- Observatory Type: optical
- Old Names: None
- Website: http://vega.bac.pku.edu.cn/
- Where is this observatory?
Last update: UTC 2026-04-20 18:56:24
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 | 2 | 0 | 0 | 0 | 2 | 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 | 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 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2001 | 2 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 |
| 2000 | 8 | 0 | 0 | 1 | 2 | 0 | 0 | 0 | 4 | 1 |
| 1999 | 24 | 0 | 0 | 5 | 7 | 0 | 0 | 0 | 9 | 3 |
| 1998 | 22 | 0 | 5 | 3 | 8 | 0 | 0 | 0 | 5 | 1 |
| 1997 | 19 | 0 | 2 | 12 | 0 | 0 | 0 | 0 | 3 | 2 |
| 1996 | 2 | 0 | 0 | 2 | 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 |
|---|---|---|---|---|---|---|
| J98X00B | 9636 | 146 | 1998-12-01 | 1999-01-21 | 15.8 | 146 |
| J98C01S | 187 | 17 | 1998-02-09 | 1998-02-15 | 20.7 | 17 |
| J97T25T | 210 | 15 | 1997-10-12 | 1997-10-21 | 20.8 | 15 |
| J97Y03M | 204 | 12 | 1997-12-20 | 1998-01-06 | 20.8 | 12 |
| J97B00R | 140 | 4 | 1997-01-20 | 1997-02-13 | N/A | 4 |
| J98S04D | 14 | 1 | 1998-09-17 | 1998-09-21 | 18.6 | 1 |
| J97Y03X | 9 | 1 | 1997-12-22 | 1998-01-04 | N/A | 1 |
| J95V19B | 6 | 1 | 1995-11-07 | 1995-11-11 | N/A | 1 |
| 11398 | 20360 | 0 | 2025-12-25 | 2026-03-31 | 17.0 | 509 |
| 01627 | 16956 | 0 | 2025-02-03 | 2025-04-27 | 14.0 | 1413 |
| 01866 | 16016 | 0 | 2025-01-19 | 2025-03-23 | 16.2 | 1144 |
| 04183 | 14868 | 0 | 2025-11-19 | 2025-12-23 | 15.8 | 708 |
| 00887 | 14322 | 0 | 2025-01-18 | 2025-05-24 | 17.4 | 651 |
| 85709 | 8778 | 0 | 2025-03-22 | 2025-05-25 | 17.1 | 627 |
| 01036 | 8586 | 0 | 2025-01-18 | 2025-02-25 | 15.3 | 1431 |
| 35107 | 8544 | 0 | 2026-01-29 | 2026-02-18 | 18.3 | 712 |
| D7062 | 6660 | 0 | 2025-11-19 | 2025-12-20 | 19.1 | 333 |
| 04954 | 6517 | 0 | 2025-01-28 | 2025-04-28 | 17.2 | 931 |
| 00433 | 5885 | 0 | 2026-01-20 | 2026-01-20 | 11.2 | 1177 |
| 03122 | 5490 | 0 | 2025-01-22 | 2025-03-29 | 17.3 | 915 |
| 05693 | 5265 | 0 | 2026-04-06 | 2026-04-07 | 18.8 | 405 |
| B2985 | 4576 | 0 | 2025-06-03 | 2025-12-02 | 17.9 | 352 |
| 03200 | 4552 | 0 | 2025-01-21 | 2025-02-08 | 19.3 | 1138 |
| 05332 | 4488 | 0 | 2025-02-20 | 2025-04-30 | 18.8 | 561 |
| 02212 | 4362 | 0 | 2025-11-21 | 2025-12-03 | 14.7 | 727 |
| 01863 | 4112 | 0 | 2026-02-11 | 2026-04-01 | 17.9 | 257 |
| E3678 | 4020 | 0 | 2025-01-19 | 2025-04-25 | 17.5 | 402 |
| 04179 | 3700 | 0 | 2025-02-08 | 2025-03-22 | N/A | 740 |
| J0161 | 3450 | 0 | 2025-11-16 | 2025-12-20 | 18.9 | 230 |
| 05863 | 3445 | 0 | 2026-03-08 | 2026-03-11 | 16.6 | 265 |
| 21088 | 3276 | 0 | 2025-01-22 | 2025-02-09 | 16.6 | 819 |
| 34613 | 3120 | 0 | 2026-02-15 | 2026-02-19 | 18.5 | 312 |
| D8205 | 2961 | 0 | 2025-11-16 | 2025-12-08 | 19.1 | 329 |
| 01981 | 2864 | 0 | 2025-01-17 | 2025-04-14 | 19.0 | 358 |
| 07358 | 2830 | 0 | 2025-01-19 | 2025-02-25 | 20.1 | 566 |
| n6818 | 2772 | 0 | 2026-02-08 | 2026-02-17 | 20.9 | 132 |
| F2679 | 2673 | 0 | 2025-11-24 | 2025-11-27 | 18.4 | 297 |
| E1765 | 2664 | 0 | 2025-12-03 | 2025-12-31 | 18.6 | 222 |
| G2038 | 2574 | 0 | 2026-01-24 | 2026-03-10 | 19.1 | 286 |
| 01943 | 2523 | 0 | 2026-01-04 | 2026-01-04 | 14.5 | 841 |
| 23714 | 2505 | 0 | 2026-02-11 | 2026-03-15 | 17.1 | 167 |
| 98943 | 2394 | 0 | 2025-11-19 | 2025-11-23 | 18.0 | 266 |
| D7170 | 2208 | 0 | 2025-05-02 | 2025-06-04 | 16.7 | 552 |
| D7802 | 2040 | 0 | 2026-01-21 | 2026-01-24 | 19.3 | 170 |
| 18736 | 1950 | 0 | 2025-11-21 | 2025-12-10 | 19.1 | 325 |
| G2635 | 1904 | 0 | 2026-03-08 | 2026-04-10 | 18.5 | 119 |
| D7805 | 1840 | 0 | 2025-01-17 | 2025-03-18 | 19.9 | 368 |
| 55532 | 1804 | 0 | 2025-12-23 | 2026-01-05 | 18.4 | 164 |
| G4400 | 1740 | 0 | 2026-03-10 | 2026-03-11 | 20.1 | 290 |
| 99935 | 1580 | 0 | 2025-01-17 | 2025-01-28 | 19.7 | 395 |
| 06050 | 1563 | 0 | 2025-01-20 | 2025-02-08 | 19.7 | 521 |
| 01862 | 1521 | 0 | 2026-01-21 | 2026-01-21 | 19.1 | 507 |
| 68216 | 1383 | 0 | 2025-02-08 | 2025-03-22 | 18.6 | 461 |
| L3053 | 1334 | 0 | 2026-02-15 | 2026-03-10 | 19.2 | 58 |
| s9328 | 1330 | 0 | 2026-01-26 | 2026-03-10 | 19.4 | 133 |
| 05131 | 1326 | 0 | 2026-02-02 | 2026-02-02 | 18.6 | 442 |
| 05646 | 1278 | 0 | 2026-01-21 | 2026-01-21 | 19.3 | 426 |
| 09058 | 1264 | 0 | 2025-05-24 | 2025-06-03 | 17.8 | 316 |
| V0737 | 1197 | 0 | 2026-03-15 | 2026-04-11 | 18.3 | 63 |
| 40267 | 1138 | 0 | 2025-02-05 | 2025-03-05 | 19.3 | 569 |
| K08Y02R | 1050 | 0 | 2025-12-29 | 2026-01-23 | 18.6 | 75 |
| 04486 | 993 | 0 | 2026-01-21 | 2026-01-21 | 19.6 | 331 |
| S5625 | 952 | 0 | 2026-01-22 | 2026-02-17 | 19.3 | 136 |
| F2931 | 924 | 0 | 2025-01-21 | 2025-03-20 | 18.5 | 308 |
| 22753 | 795 | 0 | 2025-11-16 | 2025-11-16 | 19.5 | 265 |
| 01864 | 787 | 0 | 2025-01-19 | 2025-01-19 | 16.1 | 787 |
| Q5196 | 705 | 0 | 2025-02-03 | 2025-02-20 | 16.4 | 141 |
| 88710 | 690 | 0 | 2025-11-19 | 2025-11-19 | 18.8 | 230 |
| H5706 | 678 | 0 | 2025-01-19 | 2025-01-29 | 19.5 | 339 |
| L4088 | 670 | 0 | 2025-01-18 | 2025-01-29 | 21.5 | 335 |
| F5341 | 668 | 0 | 2025-01-28 | 2025-03-05 | 18.7 | 167 |
| F2889 | 648 | 0 | 2026-03-06 | 2026-03-06 | 18.2 | 216 |
| 90367 | 621 | 0 | 2025-02-05 | 2025-03-22 | 19.2 | 207 |
| m4795 | 612 | 0 | 2025-03-18 | 2025-04-25 | 18.4 | 102 |
| F5110 | 579 | 0 | 2025-11-29 | 2025-11-29 | 18.3 | 193 |
| 10302 | 564 | 0 | 2025-12-14 | 2025-12-14 | 19.4 | 188 |
| 26760 | 564 | 0 | 2025-04-07 | 2025-05-23 | 18.5 | 282 |
| 06239 | 560 | 0 | 2025-01-19 | 2025-02-02 | 20.6 | 280 |
| 52340 | 540 | 0 | 2026-04-03 | 2026-04-03 | 17.8 | 180 |
| U5090 | 522 | 0 | 2025-04-01 | 2025-04-24 | 19.0 | 174 |
| V0842 | 510 | 0 | 2026-01-22 | 2026-02-13 | 18.7 | 85 |
| q3604 | 456 | 0 | 2026-01-14 | 2026-01-14 | 18.5 | 152 |
| 12923 | 441 | 0 | 2025-01-19 | 2025-01-19 | 19.4 | 441 |
| 05604 | 434 | 0 | 2025-03-18 | 2025-03-22 | 16.5 | 217 |
| D7925 | 432 | 0 | 2025-01-29 | 2025-01-29 | 18.3 | 432 |
| m0858 | 432 | 0 | 2026-02-15 | 2026-02-18 | 17.9 | 36 |
| 04544 | 429 | 0 | 2025-02-20 | 2025-02-20 | 19.1 | 429 |
| ~10LC | 420 | 0 | 2026-01-10 | 2026-01-12 | 19.1 | 70 |
| f7581 | 408 | 0 | 2025-02-02 | 2025-02-04 | 18.5 | 136 |
| 85275 | 402 | 0 | 2025-06-02 | 2025-06-02 | 19.1 | 402 |
| 85953 | 392 | 0 | 2025-04-06 | 2025-04-07 | 19.3 | 196 |
| G2142 | 375 | 0 | 2025-11-20 | 2025-11-20 | 17.9 | 125 |
| J99S10K | 366 | 0 | 1999-10-02 | 1999-10-02 | 19.8 | 122 |
| K08W59B | 360 | 0 | 2025-11-23 | 2025-11-23 | 18.8 | 120 |
| P9802 | 352 | 0 | 2025-01-28 | 2025-02-08 | 18.4 | 88 |
| D7126 | 348 | 0 | 2025-01-28 | 2025-02-07 | 22.6 | 116 |
| K12BC4C | 310 | 0 | 2026-01-26 | 2026-01-26 | 18.4 | 62 |
| D8877 | 309 | 0 | 2025-11-19 | 2025-11-19 | 18.6 | 103 |
| q8756 | 306 | 0 | 2026-02-10 | 2026-02-11 | 18.9 | 51 |
| B1253 | 305 | 0 | 2025-01-19 | 2025-01-19 | 18.2 | 305 |
| J99K04W | 291 | 0 | 1999-05-21 | 1999-05-21 | 17.7 | 97 |
| 68359 | 285 | 0 | 2025-04-24 | 2025-04-24 | 18.7 | 285 |
| 36183 | 278 | 0 | 2025-01-22 | 2025-01-22 | 18.3 | 278 |
| 68278 | 276 | 0 | 2025-03-05 | 2025-03-05 | 19.1 | 276 |
| J99K04X | 270 | 0 | 1999-05-21 | 1999-05-21 | 17.5 | 90 |
| U7070 | 270 | 0 | 2026-01-21 | 2026-01-21 | 19.4 | 90 |
| J98E03C | 261 | 0 | 1998-03-01 | 1998-03-08 | N/A | 29 |
| F4555 | 241 | 0 | 2025-04-25 | 2025-04-25 | 19.2 | 241 |
| D9289 | 240 | 0 | 2025-06-02 | 2025-06-03 | 21.6 | 120 |
| K00DA7P | 240 | 0 | 2000-10-04 | 2000-10-04 | 19.6 | 80 |
| o0080 | 237 | 0 | 2026-02-18 | 2026-02-18 | 17.4 | 79 |
| n6869 | 235 | 0 | 2025-01-20 | 2025-03-04 | 17.7 | 47 |
| G2004 | 233 | 0 | 2025-01-19 | 2025-01-19 | 18.0 | 233 |
| K25B00G | 228 | 0 | 2025-01-28 | 2025-02-08 | 17.8 | 38 |
| J98Q52S | 224 | 0 | 1998-09-25 | 1998-09-25 | 20.0 | 56 |
| j8122 | 224 | 0 | 2025-01-19 | 2025-02-04 | 17.1 | 112 |
| 96315 | 223 | 0 | 2025-03-05 | 2025-03-05 | 20.2 | 223 |
| 86450 | 218 | 0 | 2025-03-18 | 2025-03-18 | 19.9 | 218 |
| D7052 | 202 | 0 | 2025-01-20 | 2025-01-20 | 19.9 | 202 |
| A3067 | 195 | 0 | 2025-01-18 | 2025-01-18 | 16.4 | 195 |
| z8350 | 195 | 0 | 2025-03-04 | 2025-03-18 | 17.4 | 65 |
| 16657 | 192 | 0 | 2025-02-20 | 2025-02-20 | 19.0 | 192 |
| 10145 | 171 | 0 | 2025-01-22 | 2025-01-22 | 22.1 | 171 |
| K00Q07W | 153 | 0 | 2000-10-04 | 2000-10-04 | N/A | 51 |
| J99F00A | 152 | 0 | 1999-03-19 | 1999-03-19 | N/A | 38 |
| J99F21J | 150 | 0 | 1999-03-26 | 1999-03-26 | 18.4 | 50 |
| J98X05A | 144 | 0 | 1998-12-13 | 1998-12-13 | N/A | 36 |
| J99F21K | 144 | 0 | 1999-03-26 | 1999-03-26 | N/A | 48 |
| K00X47K | 140 | 0 | 2000-12-16 | 2000-12-19 | 18.9 | 20 |
| J98W24T | 138 | 0 | 1998-12-02 | 1998-12-02 | 16.4 | 46 |
| z4313 | 135 | 0 | 2026-01-19 | 2026-01-19 | 18.2 | 45 |
| 66407 | 115 | 0 | 2025-01-22 | 2025-01-22 | 19.0 | 115 |
| J98X04Z | 108 | 0 | 1998-12-13 | 1998-12-13 | 17.3 | 27 |
| K00U13V | 108 | 0 | 2000-10-28 | 2000-10-28 | N/A | 27 |
| K00X47H | 100 | 0 | 2000-12-16 | 2000-12-16 | 18.7 | 25 |
| K24W20C | 100 | 0 | 2025-02-04 | 2025-02-05 | 18.3 | 50 |
| d1449 | 100 | 0 | 2025-04-29 | 2025-05-23 | 18.7 | 50 |
| V3538 | 94 | 0 | 2025-01-29 | 2025-01-29 | 17.9 | 94 |
| a1532 | 94 | 0 | 2025-03-05 | 2025-03-05 | 19.1 | 94 |
| K00Q01J | 87 | 0 | 1998-07-20 | 1998-07-20 | 19.1 | 29 |
| K25B10C | 84 | 0 | 2025-03-29 | 2025-04-01 | 15.6 | 42 |
| I8174 | 79 | 0 | 2025-05-19 | 2025-05-19 | 18.8 | 79 |
| o6074 | 73 | 0 | 2025-03-21 | 2025-03-21 | 21.6 | 73 |
| J99H02A | 72 | 0 | 1999-04-24 | 1999-04-24 | 18.3 | 24 |
| J99R36Q | 72 | 0 | 1999-09-19 | 1999-09-19 | 25.0 | 24 |
| K00C33L | 70 | 0 | 1995-09-28 | 1995-10-17 | N/A | 10 |
| J99M00M | 69 | 0 | 1999-06-26 | 1999-06-26 | 21.8 | 23 |
| J98H03L | 66 | 0 | 1998-04-24 | 1998-04-24 | 20.5 | 22 |
| ~0hmF | 65 | 0 | 2025-02-03 | 2025-03-04 | 17.9 | 13 |
| CK02C010 | 63 | 0 | 2002-02-02 | 2002-02-02 | 14.1 | 21 |
| J99G06T | 60 | 0 | 1999-04-17 | 1999-04-17 | 19.2 | 20 |
| J99S10H | 54 | 0 | 1999-10-02 | 1999-10-02 | N/A | 18 |
| K25E05V | 52 | 0 | 2025-04-29 | 2025-04-29 | 18.6 | 52 |
| J99S10G | 48 | 0 | 1999-10-02 | 1999-10-02 | N/A | 16 |
| p5335 | 46 | 0 | 2025-01-29 | 2025-01-29 | 18.7 | 46 |
| g8694 | 45 | 0 | 2025-03-05 | 2025-03-05 | 19.2 | 45 |
| J97B00Q | 44 | 0 | 1997-01-20 | 1997-01-20 | 21.3 | 11 |
| J99G05Y | 42 | 0 | 1999-04-17 | 1999-04-17 | 22.5 | 14 |
| K15B92D | 42 | 0 | 2025-01-28 | 2025-01-28 | 18.9 | 42 |
| K11E11L | 38 | 0 | 2025-02-02 | 2025-02-02 | 17.9 | 38 |
| J97R00T | 36 | 0 | 1997-09-02 | 1997-09-02 | 21.5 | 12 |
| K20X05T | 33 | 0 | 2025-02-05 | 2025-02-05 | 19.6 | 33 |
| K22C01N | 32 | 0 | 2025-01-28 | 2025-01-28 | 18.8 | 32 |
| K00V02M | 30 | 0 | 2000-11-02 | 2000-11-02 | 21.8 | 10 |
| ~17M6 | 18 | 0 | 2026-02-13 | 2026-02-13 | 18.6 | 6 |
| J97C05O | 16 | 0 | 1997-02-12 | 1997-02-12 | N/A | 4 |
| CJ97L010 | 9 | 0 | 1997-06-03 | 1997-06-09 | N/A | 1 |
| J97C05Z | 9 | 0 | 1997-02-12 | 1997-02-12 | 15.4 | 3 |
| J97C26U | 9 | 0 | 1997-02-17 | 1997-02-17 | N/A | 3 |
| CJ97A010 | 8 | 0 | 1997-01-11 | 1997-01-11 | 19.8 | 2 |
| PJ97C010 | 8 | 0 | 1997-02-02 | 1997-02-04 | 18.3 | 1 |
| CJ99V010 | 7 | 0 | 1999-11-07 | 1999-11-08 | 18.0 | 1 |
| CJ99S040 | 6 | 0 | 1999-10-01 | 1999-10-01 | N/A | 6 |
| J97G03F | 6 | 0 | 1997-04-06 | 1997-04-06 | N/A | 2 |
| J97G32D | 6 | 0 | 1997-04-17 | 1997-04-17 | N/A | 3 |
| J99R33G | 6 | 0 | 1997-04-13 | 1997-04-13 | N/A | 2 |
| PJ98Y020 | 6 | 0 | 1998-12-29 | 1998-12-29 | 18.4 | 2 |
| ~0kq8 | 6 | 0 | 2025-02-02 | 2025-02-20 | 17.6 | 2 |
| CJ97D010 | 5 | 0 | 1997-02-20 | 1997-02-20 | 15.5 | 1 |
| CJ96B020 | 4 | 0 | 1996-02-02 | 1996-02-02 | N/A | 4 |
| CJ99H030 | 4 | 0 | 1999-04-24 | 1999-04-24 | 17.3 | 2 |
| CJ99S030 | 4 | 0 | 1999-09-25 | 1999-09-25 | 13.6 | 2 |
| PJ97B010 | 4 | 0 | 1997-02-04 | 1997-02-04 | N/A | 1 |
| CJ99K020 | 3 | 0 | 1999-05-21 | 1999-05-21 | 16.8 | 1 |
| J98W24U | 3 | 0 | 1998-12-02 | 1998-12-02 | 18.1 | 1 |
| J99H02X | 3 | 0 | 1999-04-24 | 1999-04-24 | 16.8 | 1 |
| PJ97V010 | 3 | 0 | 1997-11-04 | 1997-11-04 | N/A | 1 |
| ~0li5 | 2 | 0 | 2025-01-27 | 2025-01-27 | 16.9 | 2 |
List of Observers
| Observer Group | Total MPECs |
|---|---|
| Unknown | 21 |
| J.Zhu, X.M.Teng | 10 |
| J.Zhu, X.Y.Li | 6 |
| C.H.Liu, J.Zhu | 3 |
| J.Zhu, L.J.Ma | 3 |
| C.M.Ma, H.J.Yan | 2 |
| J.Zhu, Y.J.Chen | 2 |
| B.Zhao, X.Y.Li | 1 |
| C.M.Ma.Y.J.Chen, H.J.Yan, X.Y.Li | 1 |
| H.J.Yan, X.Y.Li | 1 |
| C.M.Ma, J.Zhu | 1 |
| C.H.Liu, H.Wu, J.Zhu, R.Wang, S.L.Kong | 1 |
| J.Zhu, L.C.Deng, L.J.Ma, R.Chen | 1 |
| J.Zhu, L.J.Ma, Y.J.Chen, Z.Y.Zheng | 1 |
| J.Zhu, S.L.Kong | 1 |
| C.M.Ma, H.J.Yan, J.Yan, J.Zhu, L.C.Deng, T.G.Wang, W.Xu, X.Zhou, Y.J.Chen, Y.P.Li, Z.H.Shang | 1 |
| J.Zhu, X.M.Teng, X.Y.Li | 1 |
| J.Zhu, X.Y.Li, Y.J.Chen | 1 |
| J.Zhu, Y.J.Chen, Z.Y.Zheng | 1 |
| C.M.Ma, L.C.Deng, R.Chen, X.Y.Li, X.Zhou, Y.J.Chen | 1 |
| B.Zhao, J.Zhu, L.C.Deng, R.Chen, X.M.Teng, X.Y.Li, X.Zhou, Y.J.Chen | 1 |
| B.Zhao, J.Zhu, L.C.Deng, R.Chen, X.M.Teng, X.Y.Li, X.Zhou, Y.J.Chen, Z.Zheng | 1 |
| C.M.Ma, H.J.Yan, J.Zhu, L.J.Ma, R.Chen, X.Y.Li, Y.J.Chen | 1 |
| J.Zhu, R.Chen, X.Y.Li | 1 |
| J.Zhu, X.M.Teng, X.S.Liu | 1 |
| J.Zhu, X.Y.Li, X.Zhou | 1 |
| J.Zhu, R.H.Liu, X.Y.Li, X.Zhou, Y.K.Kim | 1 |
| X.Zhou, Y.J.Chen | 1 |
| H.T.Zhang, J.Zhu, X.M.Teng, Y.J.Chen, Z.Y.Zheng | 1 |
| Q.Qiao, Y.Qiu | 1 |
| C.M.Ma, H.J.Yan, J.Zhu, X.Y.Li, Y.J.Chen, Z.Y.Zheng | 1 |
| B.Zhao, R.Chen, X.M.Teng, X.Y.Li, X.Zhou, Y.J.Chen, Z.Y.Zheng | 1 |
| Y.J.Chen, Z.Y.Zheng | 1 |
| Individual Observer | Total MPECs |
|---|---|
| J.Zhu | 42 |
| Unknown | 21 |
| X.Y.Li | 20 |
| X.M.Teng | 16 |
| Y.J.Chen | 15 |
| X.Zhou | 8 |
| C.M.Ma | 7 |
| H.J.Yan | 7 |
| R.Chen | 7 |
| L.J.Ma | 6 |
| Z.Y.Zheng | 6 |
| L.C.Deng | 5 |
| B.Zhao | 4 |
| C.H.Liu | 4 |
| S.L.Kong | 2 |
| C.M.Ma.Y.J.Chen | 1 |
| H.Wu | 1 |
| R.Wang | 1 |
| J.Yan | 1 |
| T.G.Wang | 1 |
| W.Xu | 1 |
| Y.P.Li | 1 |
| Z.H.Shang | 1 |
| Z.Zheng | 1 |
| X.S.Liu | 1 |
| R.H.Liu | 1 |
| Y.K.Kim | 1 |
| H.T.Zhang | 1 |
| Q.Qiao | 1 |
| Y.Qiu | 1 |
List of Measurers
| Measurer Group | Total MPECs |
|---|---|
| Unknown | 47 |
| X.Y.Li, Y.J.Chen | 4 |
| J.Zhu, X.M.Teng, X.Y.Li | 3 |
| Y.J.Chen | 3 |
| C.M.Ma | 2 |
| J.Zhu, X.M.Teng, X.Y.Li, Y.J.Chen | 2 |
| J.Zhu, Y.J.Chen | 2 |
| C.M.Ma, J.Zhu, X.Y.Li | 1 |
| C.M.Ma, X.Y.Li | 1 |
| C.Y.Li | 1 |
| J.Zhu | 1 |
| J.Zhu, X.M.Teng | 1 |
| C.M.Ma, L.J.Ma, X.Y.Li, Y.J.Chen | 1 |
| X.M.Teng, X.Y.Li, Y.J.Chen | 1 |
| C.M.Ma, Y.J.Chen | 1 |
| C.M.Ma, J.Zhu, X.Y.Li, Y.J.Chen | 1 |
| C.M.Ma, J.L.Wang, J.Zhu, R.H.Liu, Y.J.Chen, Y.P.Li, Z.H.Shang | 1 |
| Individual Measurer | Total MPECs |
|---|---|
| Unknown | 47 |
| Y.J.Chen | 16 |
| X.Y.Li | 14 |
| J.Zhu | 12 |
| C.M.Ma | 8 |
| X.M.Teng | 7 |
| C.Y.Li | 1 |
| L.J.Ma | 1 |
| J.L.Wang | 1 |
| R.H.Liu | 1 |
| Y.P.Li | 1 |
| Z.H.Shang | 1 |
List of Facilities
| Facilities | Count |
|---|---|
| 0.6-m Schmidt + CCD | 50 |
| 0.60-m Schmidt | 1 |
| 0.60-m Schmidt + CCD | 1 |
| Unknown | 21 |