| Primary satellite | Secondary satellite |
| Name | FO-29 | COSMOS 2251 DEB |
| Spacetrack catalog number | 24278 | 34908 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2022 Aug 11 14:16 | 2022 Aug 11 21:49 |
| Time of closest approach (UTC) | 2022 Jul 04 18:51:10.883 |
| Minimum distance | 12.782 km |
| Height difference | 0.140 km |
| Relative speed | 6.666 km/s |
| Angle between velocity vectors | 53° |
| Geographic position | 61.4°S, 165.7°E |
| Height | 824 km |
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