Gyro Mate

App calculates the Sun azimuth, gyro error, compass deviation, etc.

The application calculates the Sun azimuth based on observer's location and time of observation.

No additional publications required: nautical almanac, etc.

Once the azimuth is calculated, entering gyro bearing, heading, magnetic heading, variation will

produce the result summary with all data required to keep the Compass Observation Book in right way.