| Primary satellite | Secondary satellite |
| Name | Uosat F | COSMOS 2251 DEB |
| Spacetrack catalog number | 21575 | 35701 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2023 Sep 21 18:57 | 2023 Sep 21 13:29 |
| Time of closest approach (UTC) | 2023 Jun 13 11:52:01.312 |
| Minimum distance | 645.071 km |
| Height difference | 2.882 km |
| Relative speed | 14.753 km/s |
| Angle between velocity vectors | 157° |
| Geographic position | 78.4°N, 19.4°E |
| Height | 772 km |
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