| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | CZ-2D DEB |
| Spacetrack catalog number | 47059 | 44612 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 18 23:17 | 2024 Dec 22 11:53 |
| Time of closest approach (UTC) | 2024 Dec 29 13:40:59.234 |
| Minimum distance | 3.821 km |
| Height difference | -2.399 km |
| Relative speed | 14.754 km/s |
| Angle between velocity vectors | 154° |
| Geographic position | 67.5°N, 54.8°E |
| Height | 610 km |
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