| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | DMSP F15 (USA 147) |
| Spacetrack catalog number | 38789 | 25991 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 20 21:12 | 2024 Dec 23 03:47 |
| Time of closest approach (UTC) | 2024 Dec 24 01:08:59.365 |
| Minimum distance | 2.348 km |
| Height difference | 2.211 km |
| Relative speed | 14.259 km/s |
| Angle between velocity vectors | 149° |
| Geographic position | 54.2°S, 79.5°W |
| Height | 860 km |
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