Welcome to MPEC Watch!

Note: This site is still under active development. Some links do not work.

MPEC Watch provides various statistical metrics and plots derived from Minor Planet Center's Minor Planet Electronic Circular service. This website is created and maintained by Quanzhi Ye and Taegon Hibbitts. Tables and plots are automatically updated at midnight US Eastern Time.

Last update: UTC 2022-11-28 05:02:46

Year Total MPECs Editorial Discovery P/R/FU DOU List Update Retraction Other
1. P/R/FU - precovery/recovery/follow-up.
2. DOU - Daily Orbit Update.
2022 3840 1 2952 559 324 0 0 4
2021 4477 3 3339 761 366 0 0 8
2020 4019 0 3160 474 367 0 0 18
2019 3728 0 2582 777 360 0 1 8
2018 2790 0 1967 453 362 0 3 5
2017 3000 0 2197 438 362 0 0 3
2016 3198 0 2286 547 363 0 1 1
2015 2486 1 1660 457 364 0 4 0
2014 2170 1 1447 360 361 0 1 0
2013 1797 1 1089 352 354 0 0 1
2012 1729 1 1043 319 361 0 3 2
2011 1629 1 919 297 361 51 0 0
2010 2027 1 967 631 361 65 1 1
2009 1899 1 829 629 365 72 0 3
2008 1883 1 858 590 366 66 0 2
2007 1747 1 669 628 362 87 0 0
2006 1698 2 713 554 357 70 0 2
2005 1708 0 686 594 358 70 0 0
2004 1659 1 581 634 361 81 0 1
2003 1618 1 512 682 358 65 0 0
2002 1616 6 549 629 348 84 0 0
2001 1303 3 515 368 331 84 0 2
2000 1134 0 418 354 290 70 0 2
1999 898 2 323 176 324 73 0 0
1998 742 1 270 85 339 46 0 1
1997 301 1 91 145 16 48 0 0
1996 207 0 61 94 0 52 0 0
1995 178 2 66 69 0 41 0 0
1994 180 0 65 97 0 16 0 2
1993 56 2 20 30 0 1 0 3