| Primary satellite | Secondary satellite |
| Name | deb Atmosphere 1 | FENGYUN 1C DEB |
| Spacetrack catalog number | 20797 | 30706 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 21:55 | 2024 Dec 23 04:41 |
| Time of closest approach (UTC) | 2024 Dec 24 13:55:46.523 |
| Minimum distance | 2.033 km |
| Height difference | -1.372 km |
| Relative speed | 11.635 km/s |
| Angle between velocity vectors | 103° |
| Geographic position | 75.6°S, 74.9°E |
| Height | 859 km |
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