| Primary satellite | Secondary satellite |
| Name | NOAA 15 | FENGYUN 1C DEB |
| Spacetrack catalog number | 25338 | 30413 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 May 29 16:58 | 2023 May 29 14:30 |
| Time of closest approach (UTC) | 2023 Mar 24 21:39:14.768 |
| Minimum distance | 120.879 km |
| Height difference | -5.020 km |
| Relative speed | 14.635 km/s |
| Angle between velocity vectors | 158° |
| Geographic position | 17.2°S, 29.8°W |
| Height | 816 km |
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