| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | YAOGAN-31 B |
| Spacetrack catalog number | 30056 | 43276 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 23 03:33 | 2024 Dec 23 11:46 |
| Time of closest approach (UTC) | 2024 Dec 26 00:33:22.039 |
| Minimum distance | 1.139 km |
| Height difference | 0.117 km |
| Relative speed | 14.642 km/s |
| Angle between velocity vectors | 159° |
| Geographic position | 25.7°N, 54.0°W |
| Height | 935 km |
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