| Primary satellite | Secondary satellite |
| Name | Thor Agena Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 733 | 30121 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2025 May 21 23:40 | 2025 May 21 14:39 |
| Time of closest approach (UTC) | 2024 Jul 17 17:12:56.703 |
| Minimum distance | 2566.376 km |
| Height difference | 49.368 km |
| Relative speed | 14.696 km/s |
| Angle between velocity vectors | 162° |
| Geographic position | 80.8°S, 54.9°E |
| Height | 798 km |
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