| Primary satellite | Secondary satellite |
| Name | Sep Motor Cover | FENGYUN 1C DEB |
| Spacetrack catalog number | 22804 | 29978 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 12:21 | 2024 Dec 22 14:43 |
| Time of closest approach (UTC) | 2024 Dec 28 13:17:51.181 |
| Minimum distance | 2.877 km |
| Height difference | -2.811 km |
| Relative speed | 11.546 km/s |
| Angle between velocity vectors | 103° |
| Geographic position | 70.4°N, 37.6°W |
| Height | 978 km |
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