| Primary satellite | Secondary satellite |
| Name | NOAA 18 | FENGYUN 1C DEB |
| Spacetrack catalog number | 28654 | 37423 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 Jun 10 04:44 | 2023 Jun 09 10:26 |
| Time of closest approach (UTC) | 2023 Apr 03 07:18:52.932 |
| Minimum distance | 589.931 km |
| Height difference | -0.287 km |
| Relative speed | 1.473 km/s |
| Angle between velocity vectors | 11° |
| Geographic position | 80.6°N, 116.9°E |
| Height | 871 km |
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