Vulcan Fire Direction is a Field Artilleryfunctions suite designed to help Soldiers complete simple andcomplex artillery functions quickly and easily in garrison or inthe field. In a branch that is so dependent on time and accuracy,Vulcan is designed to enhance performance in the field, mitigateerror, and grant the Soldier more time in focusing their attentionon the problem solving aspects of Field Artillery.This version includes functions for:Center of BatteryManual SafetyXO's Minimum QuadrantSingle / Double InterpolationAngle of Site, Site and Quadrant CalculationsGrid MeasurementsArtillery Express / Rounding CalculationSimple Compass (Using phone's accelerometer)Gunny's Site to Crest Compass (Using phone's accelerometer)Propellant Efficiency and MVV CalculatorRed Con 1 TrackerAmmunition ManagementVehicle Management