| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | CZ-6A DEB |
| Spacetrack catalog number | 37966 | 54334 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 19 08:48 | 2024 Dec 22 15:27 |
| Time of closest approach (UTC) | 2024 Dec 29 03:34:27.047 |
| Minimum distance | 2.234 km |
| Height difference | 0.429 km |
| Relative speed | 15.072 km/s |
| Angle between velocity vectors | 172° |
| Geographic position | 29.3°N, 76.0°E |
| Height | 628 km |
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