| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | COSMOS 2251 DEB |
| Spacetrack catalog number | 35453 | 36061 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 19 15:23 | 2024 Dec 19 13:11 |
| Time of closest approach (UTC) | 2024 Dec 29 23:18:10.912 |
| Minimum distance | 1.288 km |
| Height difference | 0.802 km |
| Relative speed | 3.125 km/s |
| Angle between velocity vectors | 24° |
| Geographic position | 73.7°N, 69.9°W |
| Height | 767 km |
|