CM93v2 chart download - Cruisers & Sailing Forums. Forums. New Posts. Home > Seamanship, Navigation & Boat Handling > OpenCPN. Cruisers Forum Installing Charts - OpenCPN
– they have moved to subscription-based CMAP Reveal / Charts. cm93 v2 charts download install
: These charts are largely considered obsolete and are no longer officially sold to the general public, though legacy versions (often dated around 2011–2012) are frequently shared within the sailing community. How to Install CM93 v2 Charts CM93v2 chart download - Cruisers & Sailing Forums
CM93_v2/ ├── 00300000.A (chart cell files, named by cell ID) ├── 00300000.B ├── 00300000.C │ ... ├── 01800000.A ├── ED2HEAD.DAT (header/coverage index) ├── ED2CHRT.DAT (chart cell index) └── ED2SEAS.DAT (seamark attribute index) Home > Seamanship, Navigation & Boat Handling > OpenCPN
: They use a unique data structure rather than standard S57 formats, typically consisting of 144 subdirectories covering 40° x 40° geographical areas.