| Primary satellite | Secondary satellite |
| Name | NOAA 19 | FENGYUN 1C DEB |
| Spacetrack catalog number | 33591 | 31623 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2025 Dec 07 22:08 | 2025 Dec 02 20:02 |
| Time of closest approach (UTC) | 2025 Nov 18 23:07:14.252 |
| Minimum distance | 2.295 km |
| Height difference | -1.839 km |
| Relative speed | 14.257 km/s |
| Angle between velocity vectors | 146° |
| Geographic position | 60.2°N, 32.6°W |
| Height | 867 km |
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