| Primary satellite | Secondary satellite |
| Name | deb Atmosphere 1 | FENGYUN 1C DEB |
| Spacetrack catalog number | 20797 | 33658 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 21:55 | 2024 Dec 20 17:00 |
| Time of closest approach (UTC) | 2024 Dec 25 08:11:19.388 |
| Minimum distance | 4.491 km |
| Height difference | 3.351 km |
| Relative speed | 14.750 km/s |
| Angle between velocity vectors | 160° |
| Geographic position | 20.3°S, 58.9°W |
| Height | 839 km |
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