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Location: Chagrin Falls Park
(41.4139°N, 81.3865°W)
Time: 16:59:45

Close Encounter Details

Primary satelliteSecondary satellite
NameEnvisatAltair 2
Spacetrack catalog number27386933
Radar cross sectionlargemedium
Epoch of two-line elements (UTC)2021 Oct 23 23:012021 Oct 23 18:21
Time of closest approach (UTC)2021 Sep 18 22:00:05.648
Minimum distance1.076 km
Height difference-0.756 km
Relative speed15.209 km/s
Angle between velocity vectors176°
Geographic position4.2°S, 102.6°E
Height768 km