User: anonymous   Login
Location: Holyhead Bay
(53.3667°N, 4.6667°W)
Time: 18:54:58

Close Encounter Details

Primary satelliteSecondary satellite
NameCosmos 1408 RocketHelios 1B
Spacetrack catalog number1355325977
Radar cross sectionlargelarge
Epoch of two-line elements (UTC)2021 Apr 12 12:352021 Apr 12 11:44
Time of closest approach (UTC)2021 Mar 03 01:39:30.491
Minimum distance3.445 km
Height difference2.330 km
Relative speed15.093 km/s
Angle between velocity vectors179°
Geographic position42.1°N, 38.9°E
Height627 km