| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | deb Geos 3 |
| Spacetrack catalog number | 31944 | 10728 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 18 02:56 | 2024 Dec 22 19:48 |
| Time of closest approach (UTC) | 2024 Dec 27 22:04:25.321 |
| Minimum distance | 3.239 km |
| Height difference | -0.602 km |
| Relative speed | 2.343 km/s |
| Angle between velocity vectors | 18° |
| Geographic position | 26.0°S, 116.1°W |
| Height | 806 km |
|