| Primary satellite | Secondary satellite |
| Name | Envisat | CSL-04 DEB |
| Spacetrack catalog number | 27386 | 26198 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 Nov 28 20:46 | 2023 Nov 28 19:14 |
| Time of closest approach (UTC) | 2023 Oct 03 09:18:57.078 |
| Minimum distance | 867.641 km |
| Height difference | -4.680 km |
| Relative speed | 6.756 km/s |
| Angle between velocity vectors | 54° |
| Geographic position | 78.2°N, 46.7°E |
| Height | 778 km |
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