| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | Cosmos 676 |
| Spacetrack catalog number | 34910 | 7433 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 22 20:21 | 2024 Dec 23 04:48 |
| Time of closest approach (UTC) | 2024 Dec 23 23:36:33.700 |
| Minimum distance | 3.840 km |
| Height difference | -2.725 km |
| Relative speed | 8.372 km/s |
| Angle between velocity vectors | 67° |
| Geographic position | 70.7°N, 23.0°W |
| Height | 796 km |
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