| Primary satellite | Secondary satellite |
| Name | DMSP 5D-2 F13 DEB | COSMOS 2251 DEB |
| Spacetrack catalog number | 42320 | 34672 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 20 21:27 | 2024 Dec 18 02:30 |
| Time of closest approach (UTC) | 2024 Dec 28 21:05:26.813 |
| Minimum distance | 4.232 km |
| Height difference | -0.266 km |
| Relative speed | 14.738 km/s |
| Angle between velocity vectors | 163° |
| Geographic position | 62.1°S, 139.4°E |
| Height | 797 km |
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