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Location: East Guldeford
(50.9500°N, 0.7500°E)
Time: 03:56:30

Close Encounter Details

Primary satelliteSecondary satellite
NameCosmos 1818DMSP 7529
Spacetrack catalog number173696787
Radar cross sectionlargelarge
Epoch of two-line elements (UTC)2021 Sep 27 17:352021 Sep 27 12:23
Time of closest approach (UTC)2021 Jul 27 08:31:13.491
Minimum distance13.737 km
Height difference0.813 km
Relative speed14.596 km/s
Angle between velocity vectors157°
Geographic position43.4°N, 162.5°E
Height800 km