| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | Vanguard 1 Rocket |
| Spacetrack catalog number | 31194 | 16 |
| Radar cross section | small | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 23 02:19 | 2024 Dec 23 05:13 |
| Time of closest approach (UTC) | 2024 Dec 25 18:50:46.648 |
| Minimum distance | 2.747 km |
| Height difference | 1.441 km |
| Relative speed | 14.311 km/s |
| Angle between velocity vectors | 132° |
| Geographic position | 9.5°S, 30.6°E |
| Height | 751 km |
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