| Primary satellite | Secondary satellite |
| Name | NOAA 18 | FENGYUN 1C DEB |
| Spacetrack catalog number | 28654 | 37418 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 Jun 04 09:22 | 2023 Jun 03 19:18 |
| Time of closest approach (UTC) | 2023 Apr 02 19:18:34.222 |
| Minimum distance | 134.732 km |
| Height difference | -4.593 km |
| Relative speed | 14.011 km/s |
| Angle between velocity vectors | 134° |
| Geographic position | 68.5°N, 23.8°E |
| Height | 872 km |
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