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Location: Seven Kings
(51.5667°N, 0.1000°E)
Time: 18:36:37

Close Encounter Details

Primary satelliteSecondary satellite
NameEnvisatCOSMOS 2251 DEB
Spacetrack catalog number2738634968
Radar cross sectionlargesmall
Epoch of two-line elements (UTC)2021 Sep 17 05:072021 Sep 16 12:13
Time of closest approach (UTC)2021 Aug 06 23:30:19.062
Minimum distance3.657 km
Height difference0.200 km
Relative speed14.867 km/s
Angle between velocity vectors171°
Geographic position30.2°N, 86.9°E
Height768 km