| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | Stella |
| Spacetrack catalog number | 31667 | 22824 |
| Radar cross section | small | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 19 08:44 | 2024 Dec 23 03:05 |
| Time of closest approach (UTC) | 2024 Dec 29 16:32:39.363 |
| Minimum distance | 4.235 km |
| Height difference | 1.189 km |
| Relative speed | 14.025 km/s |
| Angle between velocity vectors | 141° |
| Geographic position | 62.3°S, 130.3°W |
| Height | 825 km |
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