| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | COSMOS 2251 DEB |
| Spacetrack catalog number | 35433 | 34045 |
| Radar cross section | small | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 18 02:11 | 2024 Dec 22 18:32 |
| Time of closest approach (UTC) | 2024 Dec 25 17:51:57.172 |
| Minimum distance | 3.301 km |
| Height difference | -1.059 km |
| Relative speed | 3.491 km/s |
| Angle between velocity vectors | 27° |
| Geographic position | 73.7°S, 156.2°E |
| Height | 819 km |
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