| Primary satellite | Secondary satellite |
| Name | Envisat | Iridium 38 |
| Spacetrack catalog number | 27386 | 25043 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2024 Sep 12 12:43 | 2024 Sep 12 13:37 |
| Time of closest approach (UTC) | 2024 Aug 10 15:25:53.126 |
| Minimum distance | 14.811 km |
| Height difference | 6.051 km |
| Relative speed | 14.930 km/s |
| Angle between velocity vectors | 175° |
| Geographic position | 12.3°N, 173.6°E |
| Height | 764 km |
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