| Primary satellite | Secondary satellite |
| Name | CZ-4 R/B DEB | COSMOS 2251 DEB |
| Spacetrack catalog number | 37622 | 34642 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 01:14 | 2024 Dec 23 02:30 |
| Time of closest approach (UTC) | 2024 Dec 27 23:18:28.614 |
| Minimum distance | 4.213 km |
| Height difference | -0.144 km |
| Relative speed | 14.965 km/s |
| Angle between velocity vectors | 169° |
| Geographic position | 43.8°N, 57.7°W |
| Height | 759 km |
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