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Location: Elk Horn Observatory
(36.6768°N, 80.8309°W)
Time: 17:59:36

Close Encounter Details

Primary satelliteSecondary satellite
NameEnvisatIridium 71
Spacetrack catalog number2738625320
Radar cross sectionlargelarge
Epoch of two-line elements (UTC)2020 Oct 23 11:102020 Oct 22 22:26
Time of closest approach (UTC)2020 Oct 08 01:52:59.118
Minimum distance4.989 km
Height difference-3.947 km
Relative speed14.869 km/s
Angle between velocity vectors168°
Geographic position66.6°N, 141.3°W
Height776 km