User: anonymous   Login
Location: Banksville Park
(38.5557°N, 75.1182°W)
Time: 02:46:23

Close Encounter Details

Primary satelliteSecondary satellite
NameCosmos 1821 RocketCosmos 991 Rocket
Spacetrack catalog number1752610693
Radar cross sectionlargelarge
Epoch of two-line elements (UTC)2021 Jan 23 19:532021 Jan 23 14:27
Time of closest approach (UTC)2020 Nov 29 08:47:16.841
Minimum distance54.073 km
Height difference-0.311 km
Relative speed11.283 km/s
Angle between velocity vectors100°
Geographic position79.2°S, 63.5°W
Height1014 km