| Primary satellite | Secondary satellite |
| Name | NOAA 18 | FENGYUN 1C DEB |
| Spacetrack catalog number | 28654 | 38799 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 Jun 10 04:44 | 2023 Jun 06 11:03 |
| Time of closest approach (UTC) | 2023 Apr 08 12:20:39.300 |
| Minimum distance | 441.834 km |
| Height difference | -17.244 km |
| Relative speed | 0.615 km/s |
| Angle between velocity vectors | 5° |
| Geographic position | 61.7°S, 168.5°E |
| Height | 870 km |
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