| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | deb Explorer 39 |
| Spacetrack catalog number | 31760 | 3392 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 03:17 | 2024 Dec 22 04:04 |
| Time of closest approach (UTC) | 2024 Dec 23 22:13:07.527 |
| Minimum distance | 3.847 km |
| Height difference | 2.096 km |
| Relative speed | 2.518 km/s |
| Angle between velocity vectors | 19° |
| Geographic position | 14.5°S, 179.9°W |
| Height | 782 km |
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