| Primary satellite | Secondary satellite |
| Name | CZ-4 R/B DEB | COSMOS 2251 DEB |
| Spacetrack catalog number | 37622 | 34968 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 01:14 | 2024 Dec 21 15:05 |
| Time of closest approach (UTC) | 2024 Dec 24 05:05:17.959 |
| Minimum distance | 2.654 km |
| Height difference | -0.591 km |
| Relative speed | 14.766 km/s |
| Angle between velocity vectors | 166° |
| Geographic position | 56.4°S, 123.6°W |
| Height | 781 km |
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