| Primary satellite | Secondary satellite |
| Name | Cosmos 676 Rocket | COSMOS 2251 DEB |
| Spacetrack catalog number | 7434 | 35824 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 20:48 | 2024 Dec 20 06:36 |
| Time of closest approach (UTC) | 2024 Dec 24 20:03:00.454 |
| Minimum distance | 3.153 km |
| Height difference | -1.516 km |
| Relative speed | 10.112 km/s |
| Angle between velocity vectors | 84° |
| Geographic position | 68.2°N, 53.9°W |
| Height | 769 km |
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