| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | Altair 2 |
| Spacetrack catalog number | 30492 | 809 |
| Radar cross section | small | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 22 12:32 | 2024 Dec 23 09:11 |
| Time of closest approach (UTC) | 2024 Dec 25 21:09:21.478 |
| Minimum distance | 0.797 km |
| Height difference | -0.678 km |
| Relative speed | 7.941 km/s |
| Angle between velocity vectors | 65° |
| Geographic position | 76.6°N, 96.5°E |
| Height | 871 km |
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