How accurate are your nautical charts? - The Ultimate Guide

10:31 PM Mon 16 Aug 2010 GMT

'Is this chart accurate?' .

How accurate are the nautical charts that you use when going sailing? Do you really know how much faith can be placed in them? Unfortunately, the answer is quite complex - far more complex than simply saying one chart is accurate whilst another is not. All charts, whether paper or electronic, contain data which varies in quality due to the age and accuracy of individual surveys. In general, remote areas away from shipping routes tend to be less well surveyed, and less frequently, while areas of high commercial traffic are re-surveyed frequently to very high levels of accuracy, particularly where ...

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How accurate are your nautical charts? - The Ultimate Guide

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The Bar Crossing: Wait for Slack Water

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