| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | Stella |
| Spacetrack catalog number | 31194 | 22824 |
| Radar cross section | small | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 23 02:19 | 2024 Dec 23 03:05 |
| Time of closest approach (UTC) | 2024 Dec 24 23:32:16.805 |
| Minimum distance | 3.911 km |
| Height difference | 1.600 km |
| Relative speed | 14.704 km/s |
| Angle between velocity vectors | 162° |
| Geographic position | 0.8°S, 141.8°E |
| Height | 806 km |
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