| Primary satellite | Secondary satellite |
| Name | GAOFEN 1 | FW4S |
| Spacetrack catalog number | 39150 | 6180 |
| Radar cross section | large | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 23 09:48 | 2024 Dec 23 17:38 |
| Time of closest approach (UTC) | 2024 Dec 26 07:17:28.029 |
| Minimum distance | 0.451 km |
| Height difference | -0.154 km |
| Relative speed | 14.353 km/s |
| Angle between velocity vectors | 145° |
| Geographic position | 76.2°S, 12.4°E |
| Height | 662 km |
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