Lough Corrib’s Ancient Maritime Past

Discovering Lough Corrib’s Ancient Maritime Past Vikings and Bronze Age Heritage in Ireland Trevor Northage has spent years uncovering the secrets that lay beneath the silt.  Surveying and charting Ireland’s second largest body of water, has been a labor of love. The lake has been preserving an amazing amount of history. Over 40 ancient wrecks […]

Commercial Traffic Zones and What the Lights Mean

Commercial Traffic Zones and What the Lights Mean by Roz Butziger Green and Purple Shapes on my OpenCPN Charts Those are Traffic Separation Zones.  They can be rather confusing if you’re not familiar with them. Roz Butziger, of the Warwick Beacon, describes the traffic lanes found on some charts and how to navigate them. She […]

Make Charts on Google Earth with GE2KAP

Make Charts on Google Earth with GE2KAP Paul Higgins and his trusty sidekick Whitey authored the program GE2KAP.  This free software allows you to make charts with Google Earth overlays.  The result is an amazing combination of photo-real land detail and waterways that are navigation charts. GE2KAP is not an OpenCPN plugin. This is a […]

How to Make Navigation Safer Using Satellite Images

How to Make Navigation Safer Using Satellite Images by Chris Beeson Cruisers find unexpected benefits of satellite images overlaid on OpenCPN. Yachting Monthly magazine published an extensive article explaining why sat overlays can be helpful and how to implement them onto your charts. “Google Earth was never designed to be used as a primary navigation […]

ChartStick a Portable Package of Charts

ChartStick a Portable Package of UKHO/SHOM Charts ChartStick is a unique and inexpensive way to purchase licensed BSB chart packages. VisitMyHarbour provides raster charts derived from Official British or SHOM charts and licensed by UKHO/SHOM.VMH has ChartSticks for OpenCPN. Please note, they’re compatible with Windows only; not Mac, Linux, Android, etc. “Instead of locking the […]

Using the App Chart Downloader

How to use the chart downloader on your OpenCPN App Before you can view charts on the App, you’ll need to download some. OpenCPN does not provide charts. We point to sources for charts online where you can get them for your chosen region. Please note: some countries provide free charts while others require purchased […]