Once downloaded and extracted, follow these steps to add the charts to your navigation system: CM93v2 chart download - Cruisers & Sailing Forums
You will need compatible software. OpenCPN is the standard, free open-source software for displaying CM93 v2 charts. 4. How to Install CM93 v2 in OpenCPN
Go back to . Here you can tailor the safety and detail parameters:
Set these values to match your vessel’s draft plus your preferred safety margin (e.g., if your draft is 1.5 meters, set your safety contour to 3.0 meters). Regions shallower than this limit will display in a distinct warning color. cm93 v2 charts download install
Before looking for a download link, understand the constraints of using legacy CM93 v2 databases: Charts - OpenCPN
Before we dive into the download and installation process, let's take a look at some of the key features that make CM93 V2 charts a popular choice:
is a vector chart format originally developed by C-Map (now part of Navico). The "v2" refers to the second major version of their cartography standard, which was widely distributed between 2005 and 2015. The most sought-after edition in the sailing community is the "CM93 2013 Edition," which many still refer to as "the last good edition." Once downloaded and extracted, follow these steps to
Because of their low processing requirements, they run smoothly on older laptops, Raspberry Pi systems, and low-spec tablets.
CM93 v2 charts remain a staple for maritime navigation enthusiasts, cruisers, and sailors using open-source chartplotter software like OpenCPN. These electronic charts offer global coverage, making them an invaluable resource for passage planning and backup navigation.
: Do not leave the files in your default "Downloads" folder. Create a clean path, such as C:\Charts\CM93\ on Windows or /home/user/Charts/CM93/ on Linux. How to Install CM93 v2 in OpenCPN Go back to
rattling against a rising gale. Tomorrow, he was set to navigate the jagged shoals of the Peloponnese, but his paper charts were decades old. He needed the precision of CM93 v2 charts
A legitimate CM93 v2 folder should contain approximately 144 subdirectories (named with 8-digit numbers like 00300000 ) and a .EXD file (e.g., 20110803.EXD ) in the top directory.