| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | Cosmos 1975 Rocket |
| Spacetrack catalog number | 47059 | 19574 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 18 23:17 | 2024 Dec 23 03:32 |
| Time of closest approach (UTC) | 2024 Dec 27 12:59:04.959 |
| Minimum distance | 3.523 km |
| Height difference | 3.515 km |
| Relative speed | 13.636 km/s |
| Angle between velocity vectors | 129° |
| Geographic position | 61.7°N, 33.1°W |
| Height | 616 km |
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