| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | IRIDIUM 151 |
| Spacetrack catalog number | 38147 | 43074 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 20 18:36 | 2024 Dec 23 02:28 |
| Time of closest approach (UTC) | 2024 Dec 24 23:23:11.425 |
| Minimum distance | 3.701 km |
| Height difference | -3.042 km |
| Relative speed | 14.844 km/s |
| Angle between velocity vectors | 169° |
| Geographic position | 63.6°S, 95.4°E |
| Height | 806 km |
|