David Burch Navigation Blog

We had an excellent question come up in class asking simply what are the best weather resources for the waters of Japan?  In our textbook ( ...

 The criteria for choosing best sights is outlined in the Star Finder Book and in the manual to the StarPilot programs, but this online cour...

When viewing an official electronic navigational chart (ENC), the user selects three depth contours (shallow, safety, and deep) and also set...

We have worked for many years promoting the use of accurate pressure in marine navigation, which had literally fallen out of all standard te...