| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | Rex-II Rocket |
| Spacetrack catalog number | 31503 | 23815 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 23 06:29 | 2024 Dec 22 23:54 |
| Time of closest approach (UTC) | 2024 Dec 28 23:41:44.864 |
| Minimum distance | 5.092 km |
| Height difference | 4.814 km |
| Relative speed | 14.760 km/s |
| Angle between velocity vectors | 162° |
| Geographic position | 55.5°N, 65.3°E |
| Height | 797 km |
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