| Primary satellite | Secondary satellite |
| Name | Vanguard 1 | FENGYUN 1C DEB |
| Spacetrack catalog number | 5 | 30763 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Oct 13 09:50 | 2024 Oct 13 09:07 |
| Time of closest approach (UTC) | 2024 Sep 09 23:07:13.100 |
| Minimum distance | 2347.348 km |
| Height difference | -262.942 km |
| Relative speed | 13.762 km/s |
| Angle between velocity vectors | 129° |
| Geographic position | 11.8°N, 28.4°W |
| Height | 1046 km |
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