| Primary satellite | Secondary satellite |
| Name | Celestis-02/Orion 38 | COSMOS 2251 DEB |
| Spacetrack catalog number | 25160 | 38479 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 10:27 | 2024 Dec 17 15:13 |
| Time of closest approach (UTC) | 2024 Dec 25 09:34:51.631 |
| Minimum distance | 2.483 km |
| Height difference | 1.347 km |
| Relative speed | 14.280 km/s |
| Angle between velocity vectors | 149° |
| Geographic position | 72.0°N, 7.3°W |
| Height | 852 km |
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