| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | deb Agena D |
| Spacetrack catalog number | 33899 | 4207 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 12:32 | 2024 Dec 22 18:16 |
| Time of closest approach (UTC) | 2024 Dec 24 11:33:35.400 |
| Minimum distance | 3.251 km |
| Height difference | 2.413 km |
| Relative speed | 11.469 km/s |
| Angle between velocity vectors | 100° |
| Geographic position | 61.4°N, 80.0°W |
| Height | 705 km |
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