| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | SINAH 1 |
| Spacetrack catalog number | 33899 | 28893 |
| Radar cross section | small | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 23 12:32 | 2024 Dec 22 21:19 |
| Time of closest approach (UTC) | 2024 Dec 24 13:52:15.949 |
| Minimum distance | 6.458 km |
| Height difference | -1.242 km |
| Relative speed | 10.305 km/s |
| Angle between velocity vectors | 87° |
| Geographic position | 71.6°S, 24.8°W |
| Height | 710 km |
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