RayTech Navigator User’s Guide
Twd – True wind direction, in degrees. The magnetic bearing that the wind is coming from, calculated to appear as though measured from a stationary boat.
CorTwa – Corrected True wind angle, in degrees.
CorTws – Corrected True wind speed, in knots.
CorTwd – Corrected True wind direction, in degrees.
Bsp – Boat speed, in knots.
Vmg – Velocity made good, in knots. The Bsp directly toward or away from the Twd, used to measure performance relative to upwind/downwind targets.
Heading – Heading of boat, in degrees.
Heel – Amount of heel, in degrees.
Pitch – Amount of pitch, in degrees.
Rudder – Amount of rudder deflection, in degrees.
Tab – Amount of rudder trim Tab deflection, in degrees. The Tab is an adjustable section of the rudder that allows the rudder to be corrected for lee helm or weather helm.
Butt – Amount of mast butt angle in degrees.
ForestayLength – Length of Forestay Line in feet or meters (your choice). The Forestay Line runs from the bow of the boat to the upper part of the mast and is designed to pull the mast forward.
