Gyro-compensated over three axes, it accurately provides: compass heading, pitch and heel. This compass head is from the High Resolution sensor range. The Regatta Compass is one of the highest technical specifications available and featuresextraordinary performance in all navigation conditions with a greater than 2° constant accuracy. It keeps the boat on course in the roughest and most demanding conditions which subject the boat to high rudder loads and roll and pitch, even greater than 30°. In calm conditions, you can rely on greater than 1° accuracy.