| Primary satellite | Secondary satellite |
Name | Cosmos 1812 | LilacSat-2 |
Spacetrack catalog number | 17295 | 40908 |
Radar cross section | large | small |
Epoch of two-line elements (UTC) | 2021 Apr 15 20:27 | 2021 Apr 15 12:26 |
Time of closest approach (UTC) | 2021 Mar 07 21:23:09.427 |
Minimum distance | 2.194 km |
Height difference | 0.399 km |
Relative speed | 15.171 km/s |
Angle between velocity vectors | 178° |
Geographic position | 82.6°S, 30.9°E |
Height | 548 km |
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