CM93 v2 charts are a legacy set of global marine vector charts originally produced by C-Map. They have become a cornerstone for amateur mariners and cruisers due to their extensive coverage and compatibility with open-source navigation software like ⚓ The Role of CM93 v2 in Modern Navigation
Features of CM93 V2 Charts
Data Structure: A complete set typically consists of a "CM93" root directory containing approximately 144 subdirectories (e.g., "00300000" to "04501020") and an edition file with a .EXD extension (e.g., 20110803.EXD). cm93 v2 charts download
Purchase Official Charts: Consider buying the latest editions from reputable suppliers. This ensures you get accurate and updated information. CM93 v2 charts are a legacy set of
Select Update Control Database or "Scan Charts" to index the data. Important Considerations USA: NOAA provides free ENC for all US waters