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Location: El Mouella
(16.4949°N, 9.1594°W)
Time: 18:15:37

Close Encounter Details

Primary satelliteSecondary satellite
NameCosmos 1666FLOCK 4P 3
Spacetrack catalog number1588944812
Radar cross sectionlargemedium
Epoch of two-line elements (UTC)2021 Jun 17 22:132021 Jun 18 03:24
Time of closest approach (UTC)2021 May 12 03:07:32.112
Minimum distance2.253 km
Height difference1.836 km
Relative speed15.221 km/s
Angle between velocity vectors176°
Geographic position82.5°N, 162.4°W
Height515 km