| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | COSMOS 2535 DEB |
| Spacetrack catalog number | 36470 | 44712 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 09:54 | 2024 Dec 20 06:44 |
| Time of closest approach (UTC) | 2024 Dec 27 20:10:41.028 |
| Minimum distance | 2.731 km |
| Height difference | 0.662 km |
| Relative speed | 13.362 km/s |
| Angle between velocity vectors | 124° |
| Geographic position | 73.9°N, 58.8°W |
| Height | 627 km |
|