| Primary satellite | Secondary satellite |
| Name | DMSP 5D-2 F13 DEB | COSMOS 2251 DEB |
| Spacetrack catalog number | 40611 | 34454 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 21 00:04 | 2024 Dec 22 16:11 |
| Time of closest approach (UTC) | 2024 Dec 29 01:01:50.461 |
| Minimum distance | 3.754 km |
| Height difference | 2.852 km |
| Relative speed | 14.873 km/s |
| Angle between velocity vectors | 173° |
| Geographic position | 15.6°S, 89.5°W |
| Height | 791 km |
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