| Primary satellite | Secondary satellite |
| Name | Envisat | CZ-6A DEB |
| Spacetrack catalog number | 27386 | 54321 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2026 Jan 18 21:18 | 2026 Jan 18 19:56 |
| Time of closest approach (UTC) | 2025 Dec 15 12:24:49.146 |
| Minimum distance | 50.555 km |
| Height difference | -1.131 km |
| Relative speed | 9.601 km/s |
| Angle between velocity vectors | 80° |
| Geographic position | 79.1°S, 160.1°E |
| Height | 789 km |
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