| Primary satellite | Secondary satellite |
| Name | CZ-4 DEB | COSMOS 2251 DEB |
| Spacetrack catalog number | 28069 | 33760 |
| Radar cross section | small | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 21 13:44 | 2024 Dec 23 01:33 |
| Time of closest approach (UTC) | 2024 Dec 27 17:26:19.372 |
| Minimum distance | 4.700 km |
| Height difference | -4.474 km |
| Relative speed | 14.631 km/s |
| Angle between velocity vectors | 157° |
| Geographic position | 67.3°N, 111.7°W |
| Height | 780 km |
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