| Primary satellite | Secondary satellite |
| Name | GEOS 3 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 7735 | 30021 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 Nov 28 16:18 | 2023 Nov 28 13:26 |
| Time of closest approach (UTC) | 2023 Sep 29 21:49:55.206 |
| Minimum distance | 121.506 km |
| Height difference | -2.122 km |
| Relative speed | 13.775 km/s |
| Angle between velocity vectors | 135° |
| Geographic position | 38.7°N, 67.6°W |
| Height | 836 km |
|