User: anonymous   Login
Location: Elstree
(51.6403°N, 0.2969°W)
Time: 00:36:26

Close Encounter Details

Primary satelliteSecondary satellite
NameCosmos 1666 RocketCOSMOS 2542
Spacetrack catalog number1589044797
Radar cross sectionlargelarge
Epoch of two-line elements (UTC)2021 Jun 20 12:412021 Jun 20 11:02
Time of closest approach (UTC)2021 May 10 02:02:37.511
Minimum distance40.181 km
Height difference-30.175 km
Relative speed15.087 km/s
Angle between velocity vectors177°
Geographic position82.4°S, 31.6°E
Height639 km