Tag Archives: Correcting

More TVMDC – Practice Problems – Correcting and un-correcting the compass

Correcting and Un-correcting a compass is still a useful skill.  Paper charts and plotted course lines are still in use, even with today’s Cell Phone Apps and GPS Plotters.   If you take a Navigation or Piloting class that lasts … Continue reading

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TVMDC – Practice – Correcting and un-correcting the compass

In today’s increasing use of electronic navigation aids, the ability to correct and un-correct a compass heading or bearing seems to becoming a lost art outside of a classroom.  Here are a few TVMDC Practice Problems to help keep your … Continue reading

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Correcting Compass Error

Or how to tell what direction to point the boat or which way is home. “Correcting” is converting a magnetic (M) direction to true (T). “Uncorrecting” is converting from true to a magnetic direction. “True” direction is relative to true … Continue reading

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Piloting and Navigators Quick Reference

A two sided quick reference card for navigators with common abbreviations, Speed / Distance / Time Formulas, Correcting and Uncorrecting a Compass (TVMDC), Common navigation Drafting Symbols and Their Usage, and Nautical Conversion Factors Can’t quite remember TVMDC and if … Continue reading

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