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The document provides information about rate of turn indicators (ROTI), which indicate the instantaneous rate at which a ship is turning based on pulses from the steering repeater. The ROTI dial is usually marked from 0° to 69° per minute to indicate port and starboard turns. Formulas are derived to calculate rate of turn based on ship speed over ground and turn radius. When executing a turn, the ship travels along an arc of a circle rather than making a sharp turn. The document discusses how to plan turns

Author

Glen Mac

Language

EN