User: anonymous   Login
Location: Bouchavesnes-Bergen
(49.9859°N, 2.9203°E)
Time: 00:32:39

Close Encounter Details

Primary satelliteSecondary satellite
NameCZ-4C R/BCosmos 521 Rocket
Spacetrack catalog number364166207
Radar cross sectionlargelarge
Epoch of two-line elements (UTC)2021 Jun 16 12:552021 Jun 16 13:38
Time of closest approach (UTC)2021 May 17 23:37:06.788
Minimum distance5.619 km
Height difference-0.118 km
Relative speed4.574 km/s
Angle between velocity vectors36°
Geographic position63.1°N, 130.3°W
Height984 km