| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | DMSP 5D-2 F13 DEB |
| Spacetrack catalog number | 35789 | 42295 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 14:34 | 2024 Dec 22 00:26 |
| Time of closest approach (UTC) | 2024 Dec 29 03:52:35.058 |
| Minimum distance | 4.041 km |
| Height difference | -2.757 km |
| Relative speed | 14.953 km/s |
| Angle between velocity vectors | 172° |
| Geographic position | 18.4°N, 53.2°E |
| Height | 742 km |
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