| Primary satellite | Secondary satellite |
| Name | DMSP 5D-2 F13 DEB | COSMOS 2251 DEB |
| Spacetrack catalog number | 42320 | 38068 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 20 21:27 | 2024 Dec 20 02:43 |
| Time of closest approach (UTC) | 2024 Dec 27 10:51:46.011 |
| Minimum distance | 2.142 km |
| Height difference | 1.675 km |
| Relative speed | 14.644 km/s |
| Angle between velocity vectors | 157° |
| Geographic position | 67.9°N, 107.5°E |
| Height | 775 km |
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