Break-up record
Cosmos 2251
On 10 February 2009 the retired Russian satellite Cosmos 2251 collided with the working communications satellite Iridium 33, the first accidental collision between two intact satellites. 1,101 of its fragments are now entered in the Orbital Register.
1,101
Fragments on record
10 Feb 2009
Break-up
15 Dec 2015
Half down by
30 Aug 2026
Latest to come down
608
Still in orbit
Fragments coming down, month by month
Bars: per month · line: share of the cloud downFragments re-entered that monthShare of all 1,101 on record
The fragments
Every fragment on record
Each fragment has its own register entry and permanent number. Fragment pages are kept out of search results; this page carries them.
Entry no.ObjectCountryLaunchedEnded (UTC)In orbitHow it ended
2022-1851COSMOS 2251 DEBNORAD 35292 · 1993-036AJW · FragmentRussia—12 Sep 2022—Re-entered2022-1871COSMOS 2251 DEBNORAD 34277 · 1993-036LX · FragmentRussia—16 Sep 2022—Re-entered2022-1872COSMOS 2251 DEBNORAD 34315 · 1993-036NM · FragmentRussia—16 Sep 2022—Re-entered2022-1873COSMOS 2251 DEBNORAD 36479 · 1993-036BCE · FragmentRussia—17 Sep 2022—Re-entered2022-1898COSMOS 2251 DEBNORAD 34741 · 1993-036ZK · FragmentRussia—22 Sep 2022—Re-entered2022-1902COSMOS 2251 DEBNORAD 47050 · 1993-036BXE · FragmentRussia—22 Sep 2022—Re-entered2022-1997COSMOS 2251 DEBNORAD 36042 · 1993-036AXD · FragmentRussia—7 Oct 2022—Re-entered2022-1998COSMOS 2251 DEBNORAD 36079 · 1993-036AYS · FragmentRussia—7 Oct 2022—Re-entered2022-1999COSMOS 2251 DEBNORAD 38189 · 1993-036BSD · FragmentRussia—7 Oct 2022—Re-entered2022-2017COSMOS 2251 DEBNORAD 33845 · 1993-036CN · FragmentRussia—12 Oct 2022—Re-entered2022-2044COSMOS 2251 DEBNORAD 35673 · 1993-036APQ · FragmentRussia—13 Oct 2022—Re-entered2022-2046COSMOS 2251 DEBNORAD 37957 · 1993-036BPG · FragmentRussia—13 Oct 2022—Re-entered2022-2094COSMOS 2251 DEBNORAD 47117 · 1993-036BYK · FragmentRussia—20 Oct 2022—Re-entered2022-2171COSMOS 2251 DEBNORAD 36554 · 1993-036BDQ · FragmentRussia—3 Nov 2022—Re-entered2022-2177COSMOS 2251 DEBNORAD 36070 · 1993-036AYH · FragmentRussia—5 Nov 2022—Re-entered2022-2313COSMOS 2251 DEBNORAD 35782 · 1993-036ASC · FragmentRussia—29 Nov 2022—Re-entered2022-2341COSMOS 2251 DEBNORAD 35965 · 1993-036AVF · FragmentRussia—2 Dec 2022—Re-entered2022-2377COSMOS 2251 DEBNORAD 35467 · 1993-036ALM · FragmentRussia—14 Dec 2022—Re-entered2022-2397COSMOS 2251 DEBNORAD 38200 · 1993-036BSQ · FragmentRussia—15 Dec 2022—Re-entered2022-2421COSMOS 2251 DEBNORAD 35760 · 1993-036ARE · FragmentRussia—22 Dec 2022—Re-entered
1,101 entries · page 35 of 56
Other break-ups