| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | deb Kosmos-1375 |
| Spacetrack catalog number | 35789 | 16382 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 14:34 | 2024 Dec 22 10:36 |
| Time of closest approach (UTC) | 2024 Dec 27 23:58:23.303 |
| Minimum distance | 4.835 km |
| Height difference | -3.435 km |
| Relative speed | 13.082 km/s |
| Angle between velocity vectors | 123° |
| Geographic position | 44.3°N, 86.5°W |
| Height | 786 km |
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