| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | AO-27 |
| Spacetrack catalog number | 34910 | 22825 |
| Radar cross section | small | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 22 20:21 | 2024 Dec 23 04:02 |
| Time of closest approach (UTC) | 2024 Dec 26 17:59:58.026 |
| Minimum distance | 3.590 km |
| Height difference | -2.384 km |
| Relative speed | 13.203 km/s |
| Angle between velocity vectors | 122° |
| Geographic position | 74.0°N, 18.4°E |
| Height | 809 km |
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