| Primary satellite | Secondary satellite |
| Name | FO-29 | COSMOS 2251 DEB |
| Spacetrack catalog number | 24278 | 35825 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2023 Feb 05 22:39 | 2023 Feb 04 16:42 |
| Time of closest approach (UTC) | 2022 Dec 04 10:52:27.571 |
| Minimum distance | 95.363 km |
| Height difference | -34.629 km |
| Relative speed | 14.651 km/s |
| Angle between velocity vectors | 166° |
| Geographic position | 57.6°N, 64.1°W |
| Height | 1019 km |
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