| Primary satellite | Secondary satellite |
| Name | DOVE 4 | COSMOS 2251 DEB |
| Spacetrack catalog number | 39430 | 34909 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2023 Jan 27 23:12 | 2023 Jan 26 11:54 |
| Time of closest approach (UTC) | 2022 Dec 10 00:25:18.627 |
| Minimum distance | 20.772 km |
| Height difference | -5.684 km |
| Relative speed | 15.046 km/s |
| Angle between velocity vectors | 170° |
| Geographic position | 36.5°N, 18.2°W |
| Height | 655 km |
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