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Location: Adamstown South Public School
(32.9318°S, 151.7012°E)
Time: 13:35:51

Close Encounter Details

Primary satelliteSecondary satellite
NameCosmos 494 Rocketdeb Chang Zheng 4
Spacetrack catalog number606120900
Radar cross sectionlargesmall
Epoch of two-line elements (UTC)2020 Sep 20 18:082020 Sep 20 16:59
Time of closest approach (UTC)2020 Aug 15 05:56:50.306
Minimum distance24.584 km
Height difference-2.951 km
Relative speed9.700 km/s
Angle between velocity vectors81°
Geographic position70.0°N, 78.0°W
Height761 km