| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | NOAA 15 |
| Spacetrack catalog number | 31313 | 25338 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 23 04:00 | 2024 Dec 23 07:26 |
| Time of closest approach (UTC) | 2024 Dec 25 22:13:08.929 |
| Minimum distance | 3.663 km |
| Height difference | 0.749 km |
| Relative speed | 13.544 km/s |
| Angle between velocity vectors | 130° |
| Geographic position | 68.8°N, 158.4°E |
| Height | 806 km |
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