| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | CAS-6 |
| Spacetrack catalog number | 39554 | 44881 |
| Radar cross section | small | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 21 04:38 | 2024 Dec 23 09:47 |
| Time of closest approach (UTC) | 2024 Dec 24 00:32:00.727 |
| Minimum distance | 3.879 km |
| Height difference | -3.727 km |
| Relative speed | 15.054 km/s |
| Angle between velocity vectors | 169° |
| Geographic position | 41.4°N, 35.8°W |
| Height | 614 km |
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