| Primary satellite | Secondary satellite |
| Name | Vanguard 1 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 16 | 31455 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2024 Oct 04 04:10 | 2024 Oct 03 17:53 |
| Time of closest approach (UTC) | 2024 Sep 17 05:03:01.104 |
| Minimum distance | 25.716 km |
| Height difference | 0.478 km |
| Relative speed | 11.500 km/s |
| Angle between velocity vectors | 95° |
| Geographic position | 34.0°S, 162.7°W |
| Height | 804 km |
|