| Primary satellite | Secondary satellite |
| Name | CBERS 1 LM4 rocket | COSMOS 2251 DEB |
| Spacetrack catalog number | 25942 | 35433 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 17:04 | 2024 Dec 18 02:11 |
| Time of closest approach (UTC) | 2024 Dec 28 16:13:33.911 |
| Minimum distance | 3.877 km |
| Height difference | 1.113 km |
| Relative speed | 13.846 km/s |
| Angle between velocity vectors | 137° |
| Geographic position | 73.5°S, 158.1°W |
| Height | 814 km |
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