| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | deb Kosmos-1275 |
| Spacetrack catalog number | 47073 | 12675 |
| Radar cross section | small | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 20 23:38 | 2024 Dec 22 22:07 |
| Time of closest approach (UTC) | 2024 Dec 26 08:11:03.745 |
| Minimum distance | 0.912 km |
| Height difference | -0.132 km |
| Relative speed | 13.794 km/s |
| Angle between velocity vectors | 141° |
| Geographic position | 53.4°N, 102.8°W |
| Height | 1001 km |
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