| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | CZ-6A DEB |
| Spacetrack catalog number | 34588 | 61330 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 00:00 | 2024 Dec 22 22:07 |
| Time of closest approach (UTC) | 2024 Dec 24 05:57:10.399 |
| Minimum distance | 1.928 km |
| Height difference | -0.512 km |
| Relative speed | 13.387 km/s |
| Angle between velocity vectors | 127° |
| Geographic position | 68.9°N, 152.6°E |
| Height | 775 km |
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