| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | Star 26B S/N 001? |
| Spacetrack catalog number | 30905 | 5556 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 22 10:35 | 2024 Dec 22 20:10 |
| Time of closest approach (UTC) | 2024 Dec 28 19:53:16.525 |
| Minimum distance | 4.937 km |
| Height difference | -4.494 km |
| Relative speed | 13.198 km/s |
| Angle between velocity vectors | 126° |
| Geographic position | 70.0°N, 117.1°W |
| Height | 873 km |
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