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Location: El Mouella
(16.4949°N, 9.1594°W)
Time: 13:43:49

Close Encounter Details

Primary satelliteSecondary satellite
NameCosmos 1666NEMO-HD
Spacetrack catalog number1588946277
Radar cross sectionlargemedium
Epoch of two-line elements (UTC)2021 Jun 21 13:082021 Jun 18 11:44
Time of closest approach (UTC)2021 May 08 17:49:39.813
Minimum distance3.427 km
Height difference0.497 km
Relative speed15.177 km/s
Angle between velocity vectors180°
Geographic position65.7°S, 127.6°W
Height540 km