MapMedia C-Map Wide Vector Chart: WVJANM202MAP - Korea Strait to Okinawa Shima (Update) AHO Nautical Charts German precision

German precision

British Admiralty Nautical Chart 2357: Baie de Quiberon is a standard nautical chart

Exercise levels

British Admiralty Nautical Chart 3972: Rio Doce to Cabo de Sao Tome is a standard nautical chart

MapMedia C-Map Wide Vector Chart: WVJANM202MAP - Korea Strait to Okinawa Shima (Update) AHO Nautical Charts German precisionHow MapMedia electronic charts are updated To meet the needs and safety of users, MapMedia updates its vector charts once or twice a year, according to the chart providers' updates, and once a year for raster charts. It is of course, extremely important for boaters to keep their charts up to date, in order to ensure the safety of all passengers onboard. Corrections, improvements and changes are made on a daily basis by the Hydrographic Services and by