Comprehensive Guide to CM93 v2 Charts: Download, Install, and Use in OpenCPN
Create a new folder, such as C:\CM93_Combined\ , and copy the contents of all three parts into it, overwriting or merging as needed. Then add this combined directory to OpenCPN.
This article provides a complete guide on what CM93 v2 charts are, how to obtain them, and the step-by-step process for installing them into navigation software, specifically for educational or fallback purposes. 1. What are CM93 v2 Charts? cm93 v2 charts download install
Forums such as Cruisers & Sailing Forums have extensive discussions about CM93 v2 charts, with many users sharing knowledge about where to find working datasets. Users have reported finding versions updated as recently as 2010, 2012, and even 2015. These forums are also excellent places to ask questions about specific chart regions or quality issues.
A robust navigation strategy should include at least two independent chart sources (for example, updated NOAA ENC charts plus official S63 charts). This provides redundancy and allows cross-referencing. Comprehensive Guide to CM93 v2 Charts: Download, Install,
Today, CM93 v2 is no longer manufactured or officially supported by C-Map. The format has been discontinued in favor of newer products. However, older chart sets continue to circulate among the sailing community. Some of these are original copies that have been shared, while others are partial datasets assembled from various sources.
Inside the primary folder sits an empty file ending with the .EXD extension (e.g., 20110803.EXD or 20151120.EXD ). The file name explicitly uses a YYYYMMDD.EXD format, designating the exact release or database update edition of that specific dataset. Why Version 2 Matters (v2 vs. v3) Users have reported finding versions updated as recently
Avoid random executable files claiming to be "CM93 Installers." Real CM93 charts are just a folder of .000 , .031 , etc., data files—no installer needed.
: Ensure chart quilting is turned on. Press the Q key on your keyboard to toggle quilting on and off. "No Charts Found" Error
OpenCPN will process the vector files, and the global chart will load onto your screen. Optimizing Display and Performance Settings