| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | CZ-6A DEB |
| Spacetrack catalog number | 34588 | 54917 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 00:00 | 2024 Dec 22 14:56 |
| Time of closest approach (UTC) | 2024 Dec 23 13:49:25.531 |
| Minimum distance | 4.591 km |
| Height difference | 0.035 km |
| Relative speed | 14.837 km/s |
| Angle between velocity vectors | 171° |
| Geographic position | 38.6°S, 97.0°E |
| Height | 779 km |
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