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Location: Elstree
(51.6403°N, 0.2969°W)
Time: 18:31:18
(UTC+00:00)
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Close Encounter Details

Primary satelliteSecondary satellite
NameCosmos 1666 RocketCZ-2D DEB
Spacetrack catalog number1589044612
Radar cross sectionlargesmall
Epoch of two-line elements (UTC)2021 Jun 23 21:512021 Jun 24 02:53
Time of closest approach (UTC)2021 May 12 22:51:45.041
Minimum distance4.401 km
Height difference4.368 km
Relative speed15.089 km/s
Angle between velocity vectors177°
Geographic position81.0°N, 83.1°W
Height636 km
 

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