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Location: El Mouella
(16.4949°N, 9.1594°W)
Time: 18:28:28

Close Encounter Details

Primary satelliteSecondary satellite
NameCosmos 1666CE-SAT IIB
Spacetrack catalog number1588946818
Radar cross sectionlargemedium
Epoch of two-line elements (UTC)2021 Jun 17 22:132021 Jun 18 02:50
Time of closest approach (UTC)2021 May 11 08:56:40.821
Minimum distance3.922 km
Height difference-0.501 km
Relative speed15.162 km/s
Angle between velocity vectors175°
Geographic position82.5°S, 74.3°W
Height542 km