TVMDC Sailing & Marine Navigation Calculator for iOS

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Developer’s Description

Ideal for tired Sailors who are Navigating with Charts, in a hurry. Sailor's who might make, all too common, mistakes when navigating using Compass...

Ideal for tired Sailors who are Navigating with Charts, in a hurry. Sailor's who might make, all too common, mistakes when navigating using Compass & Charts. A Simple App replacement for TVMDC tables. True, Variation, Magnetic, Deviation, Compass Calculator.Automated Heading Calculation Correction for Magnetic Compass and Charts. Get True, or Magnetic or Compass corrected bearings, instantly.Includes corrections for : Variation, Annual Magnetic Variation Drift and a boat's Deviation.A marine navigation tool for Sailors using charts. This calculator is very simple to use: Input values form the your nearest Chart's Compass Rose: including Variation and Annual Increase. Along with your boat's Deviation and that's it. The Calculator will instantly correct between: True, Magnetic and Compass bearings. Any course or bearing will be adjusted for Magnetic Variation and Deviation. American Sailing Association (ASA) course 105 (Navigation) is an ideal back ground for the App. Also, wikipedia's TVMDC description : http://en.wikipedia.org/wiki/TVMDCRuns on iPhones 4S, 5, 6 and 6+ ONLY.Planning on new versions and extensions; so please feedback requests?