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
2012-0403COSMOS 2251 DEBNORAD 33809 · 1993-036BA · FragmentRussia—8 Nov 2012—Re-entered2012-0404COSMOS 2251 DEBNORAD 34549 · 1993-036UK · FragmentRussia—10 Nov 2012—Re-entered2012-0413COSMOS 2251 DEBNORAD 33846 · 1993-036CP · FragmentRussia—14 Nov 2012—Re-entered2012-0423COSMOS 2251 DEBNORAD 34419 · 1993-036RL · FragmentRussia—18 Nov 2012—Re-entered2012-0424COSMOS 2251 DEBNORAD 34688 · 1993-036YJ · FragmentRussia—18 Nov 2012—Re-entered2012-0441COSMOS 2251 DEBNORAD 35985 · 1993-036AWB · FragmentRussia—2 Dec 2012—Re-entered2012-0452COSMOS 2251 DEBNORAD 38194 · 1993-036BSJ · FragmentRussia—14 Dec 2012—Re-entered2012-0454COSMOS 2251 DEBNORAD 35064 · 1993-036AHT · FragmentRussia—16 Dec 2012—Re-entered2013-0018COSMOS 2251 DEBNORAD 34455 · 1993-036SY · FragmentRussia—16 Jan 2013—Re-entered2013-0026COSMOS 2251 DEBNORAD 37318 · 1993-036BKJ · FragmentRussia—22 Jan 2013—Re-entered2013-0030COSMOS 2251 DEBNORAD 36473 · 1993-036BBY · FragmentRussia—25 Jan 2013—Re-entered2013-0044COSMOS 2251 DEBNORAD 35590 · 1993-036AMH · FragmentRussia—15 Feb 2013—Re-entered2013-0057COSMOS 2251 DEBNORAD 37096 · 1993-036BFS · FragmentRussia—26 Feb 2013—Re-entered2013-0059COSMOS 2251 DEBNORAD 35017 · 1993-036AGE · FragmentRussia—28 Feb 2013—Re-entered2013-0061COSMOS 2251 DEBNORAD 34048 · 1993-036JK · FragmentRussia—3 Mar 2013—Re-entered2013-0072COSMOS 2251 DEBNORAD 35967 · 1993-036AVH · FragmentRussia—10 Mar 2013—Re-entered2013-0076COSMOS 2251 DEBNORAD 37490 · 1993-036BLT · FragmentRussia—13 Mar 2013—Re-entered2013-0077COSMOS 2251 DEBNORAD 35070 · 1993-036AHZ · FragmentRussia—14 Mar 2013—Re-entered2013-0082COSMOS 2251 DEBNORAD 37526 · 1993-036BNF · FragmentRussia—17 Mar 2013—Re-entered2013-0083COSMOS 2251 DEBNORAD 33847 · 1993-036CQ · FragmentRussia—18 Mar 2013—Re-entered
1,101 entries · page 14 of 56
Other break-ups