| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | Cosmos 1954 |
| Spacetrack catalog number | 33933 | 19256 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2023 Oct 02 12:13 | 2023 Oct 01 20:44 |
| Time of closest approach (UTC) | 2023 Jun 12 10:06:00.985 |
| Minimum distance | 1348.418 km |
| Height difference | 3.438 km |
| Relative speed | 3.345 km/s |
| Angle between velocity vectors | 26° |
| Geographic position | 74.0°N, 32.5°W |
| Height | 787 km |
|