| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | Sep Motor Cover |
| Spacetrack catalog number | 30679 | 23407 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 08:56 | 2024 Dec 23 12:30 |
| Time of closest approach (UTC) | 2024 Dec 25 17:29:42.478 |
| Minimum distance | 7.115 km |
| Height difference | -2.586 km |
| Relative speed | 5.644 km/s |
| Angle between velocity vectors | 45° |
| Geographic position | 49.7°S, 139.4°W |
| Height | 915 km |
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