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Super-HRAM (Helicopter) Data


For certain geological exploration targets HRAM data does not provide sufficient resolution to clearly map the features. In these cases the use of higher resolution data is required. Super-HRAM data is collected from a helicopter platform. This allows the data to be collected with tighter line spacing and at lower ground clearance. Typically the data is flown 30-50m above the ground and 50-200m flight line spacing. As well as improving resolution, the helicopter allows data to be collected in areas of rugged terrain, while maintaining a constant ‘drape’ clearance.

Examples of helicopter platforms flown by Fugro Airborne surveys. Clockwise from top left, towed bird single sensor, stinger, HM3 2-component gradiometer, Midas horizontal gradiometer, Heli-Triax 3-component gradiometer systems.