Your best bet for nav data transfer (published November 2012) There are many reasons these days to transfer navigation data among GPS and e-chart devices. Here […]
GPX Files
Timekeeping in Navigation and Weather
(published September 2012) There are a dozen or so timekeeping systems used in navigation and weather, and we cannot avoid using several of them from the […]
Coastal Currents
(published July 2012) Current flow within a few miles of a coastline is usually the result of a complex set of forces. Contributing factors include tidal […]
Essential Offshore Gear
The SSB Radio demystified: Part Two (published June 2012) Heard the SSB is too complicated to install or learn to use? Think again. Modern SSB radios […]
Where On Earth Are You?
Tracking devices abound, and they are only improving (published June 2012) The skipper on Thursday’s Child took a few moments out from dealing with the heavy […]
Correcting for Current
(published May 2012) In many inland waters, tidal current flow is a dominating factor in navigation. In special cases like the Gulf Stream, it can also […]
Know Your Limits!
The invisible lines on the water that affect your rights underway (published March 2012) Mariners who sail both U.S. inland and coastal waters are required to […]
Ocean Dead Reckoning
If we were guaranteed our GPS would always work, we would not have to do much more for ocean navigation. Unfortunately, we would never know if […]