| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | DOVE 4 |
| Spacetrack catalog number | 33899 | 39430 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 12:32 | 2024 Dec 23 08:39 |
| Time of closest approach (UTC) | 2024 Dec 26 01:08:28.378 |
| Minimum distance | 1.781 km |
| Height difference | 0.837 km |
| Relative speed | 14.843 km/s |
| Angle between velocity vectors | 168° |
| Geographic position | 43.7°N, 61.0°W |
| Height | 744 km |
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