| Primary satellite | Secondary satellite |
| Name | Cosmos 676 Rocket | COSMOS 2251 DEB |
| Spacetrack catalog number | 7434 | 33994 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 20:48 | 2024 Dec 22 19:48 |
| Time of closest approach (UTC) | 2024 Dec 27 11:22:21.729 |
| Minimum distance | 3.196 km |
| Height difference | 2.242 km |
| Relative speed | 9.488 km/s |
| Angle between velocity vectors | 79° |
| Geographic position | 69.2°N, 17.3°W |
| Height | 775 km |
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