Helimag

HeliMag Robinson Helicopter

Benefits

HeliMag Towed Bird 1

 

  • High resolution magnetic data – recorded at 1200 readings/sec. (<5cm. sample interval)
  • Increased data resolution due to helicopters ability to fly lower and slower than traditionally used fixed wing systems
  • High accuracy positioning & navigation – suitable for DTM data
  • Towed bird system – no aircraft effect on magnetic data (no real-time or post processed compensation required)
  • Quick data transfer from the field back to head office – same day preliminary grids available
  • Helicopters superior contouring capabilities – uniform data resolution
  • Minimal ferry due to ability to base close to survey area
  • Ideal for remote areas where no airstrips are available
  • Digital video flight path available
  • Aircraft equipped with satellite tracking for flight following
  • Aircraft and support vehicle equipped with satellite phone and 2 way radio communications
  • Experienced survey pilots and field crew
  • Prompt system availability

 

Specifications

HeliMag Towed Bird 2

 

  • Magnetic resolution recorded at 1200 Hz
  • DGPS positioning accuracy of 10cm horizontally and 15cm vertically
  • Robinson R44 helicopter (turbine helicopter available on request)
  • Sensor height 30m AGL (helicopter 60 m AGL)
  • 2 diurnal base station magnetometers
  • Support ground crew and vehicle
  • In-field data quality control