| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | IRIDIUM 116 |
| Spacetrack catalog number | 31087 | 43072 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 22 12:50 | 2024 Dec 23 02:10 |
| Time of closest approach (UTC) | 2024 Dec 24 20:31:48.803 |
| Minimum distance | 4.391 km |
| Height difference | 3.694 km |
| Relative speed | 14.763 km/s |
| Angle between velocity vectors | 165° |
| Geographic position | 72.0°N, 45.4°W |
| Height | 785 km |
|