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. 1,104 of its fragments are now entered in the Orbital Register.
1,104
Fragments on record
10 Feb 2009
Break-up
13 Jan 2016
Half down by
28 Sep 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 1,104 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
2018-0099COSMOS 2251 DEBNORAD 35034 · 1993-036AGX · FragmentRussia—17 May 2018—Re-entered2018-0109COSMOS 2251 DEBNORAD 36627 · 1993-036BER · FragmentRussia—5 Jun 2018—Re-entered2018-0119COSMOS 2251 DEBNORAD 37283 · 1993-036BHX · FragmentRussia—18 Jun 2018—Re-entered2018-0126COSMOS 2251 DEBNORAD 37321 · 1993-036BKM · FragmentRussia—5 Jul 2018—Re-entered2018-0136COSMOS 2251 DEBNORAD 36062 · 1993-036AXZ · FragmentRussia—24 Jul 2018—Re-entered2018-0225COSMOS 2251 DEBNORAD 40801 · 1993-036BWE · FragmentRussia—20 Nov 2018—Re-entered2018-0245COSMOS 2251 DEBNORAD 34742 · 1993-036ZL · FragmentRussia—22 Dec 2018—Re-entered2018-0247COSMOS 2251 DEBNORAD 35430 · 1993-036AJY · FragmentRussia—23 Dec 2018—Re-entered2019-0021COSMOS 2251 DEBNORAD 36555 · 1993-036BDR · FragmentRussia—5 Feb 2019—Re-entered2019-0117COSMOS 2251 DEBNORAD 34294 · 1993-036MQ · FragmentRussia—2 May 2019—Re-entered2019-0199COSMOS 2251 DEBNORAD 37979 · 1993-036BQE · FragmentRussia—26 Jul 2019—Re-entered2019-0263COSMOS 2251 DEBNORAD 35653 · 1993-036ANU · FragmentRussia—4 Oct 2019—Re-entered2019-0290COSMOS 2251 DEBNORAD 36380 · 1993-036AZH · FragmentRussia—6 Nov 2019—Re-entered2020-0003COSMOS 2251 DEBNORAD 35822 · 1993-036ASU · FragmentRussia—7 Jan 2020—Re-entered2020-0018COSMOS 2251 DEBNORAD 36432 · 1993-036BAF · FragmentRussia—19 Jan 2020—Re-entered2020-0124COSMOS 2251 DEBNORAD 37309 · 1993-036BJZ · FragmentRussia—3 Jun 2020—Re-entered2020-0154COSMOS 2251 DEBNORAD 33941 · 1993-036EW · FragmentRussia—25 Jul 2020—Re-entered2020-0155COSMOS 2251 DEBNORAD 38061 · 1993-036BRT · FragmentRussia—25 Jul 2020—Re-entered2020-0238COSMOS 2251 DEBNORAD 36069 · 1993-036AYG · FragmentRussia—28 Sep 2020—Re-entered2020-0304COSMOS 2251 DEBNORAD 35612 · 1993-036ANF · FragmentRussia—31 Oct 2020—Re-entered
1,104 entries · page 31 of 56
Other break-ups