| Primary satellite | Secondary satellite |
| Name | Cosmos 1000 Rocket | Cosmos 800 Rocket |
| Spacetrack catalog number | 10777 | 8646 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2024 Dec 22 12:51 | 2024 Dec 22 19:34 |
| Time of closest approach (UTC) | 2024 Dec 26 08:08:54.415 |
| Minimum distance | 4.306 km |
| Height difference | -2.637 km |
| Relative speed | 12.728 km/s |
| Angle between velocity vectors | 120° |
| Geographic position | 75.9°S, 98.8°E |
| Height | 1014 km |
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