| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | deb Transtage 4 |
| Spacetrack catalog number | 29919 | 3373 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 01:14 | 2024 Dec 22 14:55 |
| Time of closest approach (UTC) | 2024 Dec 25 03:57:40.540 |
| Minimum distance | 4.804 km |
| Height difference | 4.542 km |
| Relative speed | 12.297 km/s |
| Angle between velocity vectors | 112° |
| Geographic position | 28.7°S, 155.5°W |
| Height | 863 km |
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