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Location: Elstree
(51.6403°N, 0.2969°W)
Time: 19:55:52

Close Encounter Details

Primary satelliteSecondary satellite
NameTerraCOSMOS 2251 DEB
Spacetrack catalog number2599434456
Radar cross sectionlargesmall
Epoch of two-line elements (UTC)2021 Sep 17 12:412021 Sep 17 05:51
Time of closest approach (UTC)2021 Aug 06 13:23:35.925
Minimum distance258.252 km
Height difference-2.871 km
Relative speed4.188 km/s
Angle between velocity vectors32°
Geographic position42.4°N, 128.4°E
Height710 km