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Daily Updates - Up to 5,000 daily updates to our charts give you the most accurate, most current Navionics data available. NASA005L - Chile, Argentina Easter Island - Navionics+ Get the world's No. - Get SonarChart 1' 0. NASA005L, Chile, Argentina and Easter Island,+ Features: Nautical Chart - Comprehensive charts are derived from multiple officials, government, and private sources, displayed in a familiar look and feel SonarChart HD Bathymetry - Innovative 1' 0.