| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | CSG-1 |
| Spacetrack catalog number | 33678 | 44873 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 21 13:47 | 2024 Dec 23 10:14 |
| Time of closest approach (UTC) | 2024 Dec 25 18:40:00.341 |
| Minimum distance | 3.573 km |
| Height difference | -2.633 km |
| Relative speed | 14.279 km/s |
| Angle between velocity vectors | 141° |
| Geographic position | 63.5°S, 177.5°W |
| Height | 650 km |
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