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
2013-0426COSMOS 2251 DEBNORAD 34849 · 1993-036ABT · FragmentRussia—9 Dec 2013—Re-entered2013-0456COSMOS 2251 DEBNORAD 37972 · 1993-036BPX · FragmentRussia—30 Dec 2013—Re-entered2014-0002COSMOS 2251 DEBNORAD 36006 · 1993-036AWY · FragmentRussia—2 Jan 2014—Re-entered2014-0004COSMOS 2251 DEBNORAD 36477 · 1993-036BCC · FragmentRussia—4 Jan 2014—Re-entered2014-0018COSMOS 2251 DEBNORAD 38201 · 1993-036BSR · FragmentRussia—14 Jan 2014—Re-entered2014-0022COSMOS 2251 DEBNORAD 35790 · 1993-036ASL · FragmentRussia—16 Jan 2014—Re-entered2014-0023COSMOS 2251 DEBNORAD 37317 · 1993-036BKH · FragmentRussia—16 Jan 2014—Re-entered2014-0028COSMOS 2251 DEBNORAD 34002 · 1993-036GM · FragmentRussia—20 Jan 2014—Re-entered2014-0032COSMOS 2251 DEBNORAD 36370 · 1993-036AYX · FragmentRussia—22 Jan 2014—Re-entered2014-0034COSMOS 2251 DEBNORAD 34981 · 1993-036AFL · FragmentRussia—26 Jan 2014—Re-entered2014-0035COSMOS 2251 DEBNORAD 35471 · 1993-036ALR · FragmentRussia—26 Jan 2014—Re-entered2014-0040COSMOS 2251 DEBNORAD 35964 · 1993-036AVE · FragmentRussia—29 Jan 2014—Re-entered2014-0051COSMOS 2251 DEBNORAD 36386 · 1993-036AZP · FragmentRussia—8 Feb 2014—Re-entered2014-0056COSMOS 2251 DEBNORAD 35457 · 1993-036ALB · FragmentRussia—11 Feb 2014—Re-entered2014-0059COSMOS 2251 DEBNORAD 38202 · 1993-036BSS · FragmentRussia—12 Feb 2014—Re-entered2014-0065COSMOS 2251 DEBNORAD 37507 · 1993-036BML · FragmentRussia—15 Feb 2014—Re-entered2014-0067COSMOS 2251 DEBNORAD 34757 · 1993-036AAB · FragmentRussia—18 Feb 2014—Re-entered2014-0071COSMOS 2251 DEBNORAD 36547 · 1993-036BDH · FragmentRussia—20 Feb 2014—Re-entered2014-0086COSMOS 2251 DEBNORAD 34063 · 1993-036KA · FragmentRussia—1 Mar 2014—Re-entered2014-0088COSMOS 2251 DEBNORAD 37098 · 1993-036BFU · FragmentRussia—2 Mar 2014—Re-entered
1,101 entries · page 18 of 56
Other break-ups