| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | COSMOS 2251 DEB |
| Spacetrack catalog number | 33905 | 40218 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 18:00 | 2024 Dec 20 06:05 |
| Time of closest approach (UTC) | 2024 Dec 26 23:25:32.086 |
| Minimum distance | 3.632 km |
| Height difference | -2.068 km |
| Relative speed | 7.893 km/s |
| Angle between velocity vectors | 64° |
| Geographic position | 71.1°S, 34.6°E |
| Height | 781 km |
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