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Location: Seven Kings
(51.5667°N, 0.1000°E)
Time: 19:45:33

Close Encounter Details

Primary satelliteSecondary satellite
NameEnvisatIRIDIUM 33 DEB
Spacetrack catalog number2738634097
Radar cross sectionlargesmall
Epoch of two-line elements (UTC)2021 Sep 17 10:522021 Sep 17 10:14
Time of closest approach (UTC)2021 Aug 07 12:35:02.054
Minimum distance78.069 km
Height difference2.610 km
Relative speed12.997 km/s
Angle between velocity vectors120°
Geographic position81.8°N, 16.9°W
Height779 km