| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | CZ-4 DEB * |
| Spacetrack catalog number | 34908 | 35533 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2023 Jan 28 16:43 | 2023 Jan 28 22:18 |
| Time of closest approach (UTC) | 2022 Dec 02 06:17:30.629 |
| Minimum distance | 3513.527 km |
| Height difference | 3.467 km |
| Relative speed | 6.971 km/s |
| Angle between velocity vectors | 56° |
| Geographic position | 41.8°N, 114.0°W |
| Height | 769 km |
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