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Location: Holyhead Bay
(53.3667°N, 4.6667°W)
Time: 18:54:58
(UTC+00:00)
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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
 

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