A gyro compass is a non-magnetic compass which is based on a wheel/disc that rotates at high speed about it’s spin axis as well as the rotation of the earth. Gyro compasses have two main advantages over magnetic compasses: They find true north as determined by the axis of the Earth’s rotation. They are unaffected […]
Tags: Navigation Equipment
To assist in casualty investigations, ships engaged on international voyages show be fitted with a VDR as follows: 1.1 passenger ships constructed on or after 1 July 2002; 1.2 ro-ro passenger ships constructed before 1 July 2002 not later than the first survey on or after 1 July 2002; 1.3 passenger ships other than ro-ro […]
Download Description This document presents information and procedures for magnetic compass adjustment. Sections 601 through to 613 cover procedures designed to eliminate compass errors satisfactorily. Original Publisher Unknown, chapter from book.