| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | Radarsat |
| Spacetrack catalog number | 34913 | 23710 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 23 07:23 | 2024 Dec 22 20:51 |
| Time of closest approach (UTC) | 2024 Dec 24 22:39:41.065 |
| Minimum distance | 2.407 km |
| Height difference | 2.367 km |
| Relative speed | 14.563 km/s |
| Angle between velocity vectors | 156° |
| Geographic position | 68.2°S, 89.7°E |
| Height | 809 km |
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