Marine Navigation Calculator

The Marine Navigation Calculator provides standard calculations that are helpful for any modern navigator. The Add and Subtract Time function offers a simple conversion between Hours and Minutes (HH:MM) or Minutes (MMM) and Hours (H.00). The Fuel Consumption calculator determines range, gallons per hour, and fuel required. The Speed, Time and Distance calculator allows for effortless computation of speed, time or distance while supporting various time formats. Lastly, the Compass Correction calculator provides a simple means of converting between true, magnetic and PSC.