| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | MESON-1 |
| Spacetrack catalog number | 33728 | 59131 |
| Radar cross section | small | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 20 18:34 | 2024 Dec 22 21:11 |
| Time of closest approach (UTC) | 2024 Dec 25 10:23:11.526 |
| Minimum distance | 3.266 km |
| Height difference | -0.634 km |
| Relative speed | 13.159 km/s |
| Angle between velocity vectors | 119° |
| Geographic position | 73.6°S, 101.0°W |
| Height | 522 km |
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