| Primary satellite | Secondary satellite |
| Name | Envisat | SL-16 DEB |
| Spacetrack catalog number | 27386 | 39302 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2025 Dec 13 14:56 | 2025 Dec 07 10:22 |
| Time of closest approach (UTC) | 2025 Nov 15 11:06:52.998 |
| Minimum distance | 31.623 km |
| Height difference | 2.581 km |
| Relative speed | 14.893 km/s |
| Angle between velocity vectors | 169° |
| Geographic position | 1.8°S, 130.9°W |
| Height | 764 km |
|