| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | deb Delta 139 |
| Spacetrack catalog number | 31313 | 13569 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 04:00 | 2024 Dec 22 04:47 |
| Time of closest approach (UTC) | 2024 Dec 27 19:21:20.842 |
| Minimum distance | 4.925 km |
| Height difference | -4.752 km |
| Relative speed | 14.592 km/s |
| Angle between velocity vectors | 159° |
| Geographic position | 29.8°S, 129.3°W |
| Height | 854 km |
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