| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | Cosmos 2056 Rocket |
| Spacetrack catalog number | 34022 | 20433 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 23 00:37 | 2024 Dec 22 11:25 |
| Time of closest approach (UTC) | 2024 Dec 27 23:55:21.859 |
| Minimum distance | 3.885 km |
| Height difference | 2.759 km |
| Relative speed | 13.862 km/s |
| Angle between velocity vectors | 136° |
| Geographic position | 43.0°S, 83.7°E |
| Height | 767 km |
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