| Primary satellite | Secondary satellite |
| Name | Envisat | SL-16 DEB |
| Spacetrack catalog number | 27386 | 39865 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2025 Jul 13 11:52 | 2025 Jul 09 02:31 |
| Time of closest approach (UTC) | 2025 Jun 17 23:38:01.510 |
| Minimum distance | 8.815 km |
| Height difference | 1.562 km |
| Relative speed | 3.663 km/s |
| Angle between velocity vectors | 28° |
| Geographic position | 15.5°N, 45.9°E |
| Height | 763 km |
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