| Primary satellite | Secondary satellite |
Name | Cosmos 1821 Rocket | CZ-4 DEB |
Spacetrack catalog number | 17526 | 26743 |
Radar cross section | large | small |
Epoch of two-line elements (UTC) | 2024 Nov 13 02:12 | 2024 Nov 10 22:45 |
Time of closest approach (UTC) | 2024 Oct 06 12:15:10.180 |
Minimum distance | 2.424 km |
Height difference | -1.413 km |
Relative speed | 2.170 km/s |
Angle between velocity vectors | 17° |
Geographic position | 82.9°S, 75.8°W |
Height | 1027 km |
|