| Primary satellite | Secondary satellite |
| Name | NOAA 19 | FENGYUN 1C DEB |
| Spacetrack catalog number | 33591 | 29960 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2025 Dec 07 22:08 | 2025 Dec 07 21:31 |
| Time of closest approach (UTC) | 2025 Nov 18 07:08:53.239 |
| Minimum distance | 23.820 km |
| Height difference | 3.426 km |
| Relative speed | 9.339 km/s |
| Angle between velocity vectors | 78° |
| Geographic position | 78.8°S, 84.7°W |
| Height | 866 km |
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