| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | QIANFAN-31 |
| Spacetrack catalog number | 30726 | 61564 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 22 22:49 | 2024 Dec 23 01:06 |
| Time of closest approach (UTC) | 2024 Dec 27 10:26:59.040 |
| Minimum distance | 4.943 km |
| Height difference | 4.924 km |
| Relative speed | 13.436 km/s |
| Angle between velocity vectors | 129° |
| Geographic position | 79.0°N, 39.6°E |
| Height | 835 km |
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