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Location: Charbonni�res
(45.9952°N, 2.9982°E)
Time: 21:39:00

Close Encounter Details

Primary satelliteSecondary satellite
NameSich 1Cosmos 921
Spacetrack catalog number2365710095
Radar cross sectionlargelarge
Epoch of two-line elements (UTC)2021 Apr 11 13:402021 Apr 11 05:04
Time of closest approach (UTC)2021 Mar 03 06:21:18.278
Minimum distance29.992 km
Height difference-6.861 km
Relative speed2.621 km/s
Angle between velocity vectors20°
Geographic position67.6°N, 170.7°W
Height636 km