| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | Cosmos 1624 Rocket |
| Spacetrack catalog number | 35789 | 15483 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 22 14:34 | 2024 Dec 23 04:43 |
| Time of closest approach (UTC) | 2024 Dec 25 07:33:13.317 |
| Minimum distance | 4.602 km |
| Height difference | 2.503 km |
| Relative speed | 13.394 km/s |
| Angle between velocity vectors | 128° |
| Geographic position | 51.4°S, 17.4°W |
| Height | 793 km |
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