| Primary satellite | Secondary satellite |
| Name | NOAA 15 | FENGYUN 1C DEB |
| Spacetrack catalog number | 25338 | 30634 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 Oct 01 13:42 | 2023 Oct 01 10:29 |
| Time of closest approach (UTC) | 2023 Jun 07 06:44:01.767 |
| Minimum distance | 3754.170 km |
| Height difference | -6.002 km |
| Relative speed | 9.815 km/s |
| Angle between velocity vectors | 82° |
| Geographic position | 75.3°N, 156.1°E |
| Height | 817 km |
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