Various and diverse methods exist for the correction of electronic navigational charts.

Doctors in their offices can take calls from nurses, call up the patient's electronic "chart" on a laptop, and order medicine or tests.

On the electronic chart, the green dot that represented Vallenar was fast approaching international waters.

Just the other day, a CAT scan went into the wrong patient's electronic chart.

S-57 is a standard for electronic charts developed by IHO.

"There are probably many people in the field who would say that you don't need an electronic chart to tell you you're close to rocks," he said.

At her shoulder was an electronic flip chart she was using to assist in her presentation.

However, electronic charts are not yet mandated as a legal replacement for paper charts.

An individual electronic chart, or, more commonly, a database of charts, is the heart of a chartplotter.

While there are different formats for electronic charts, there are even more important quality and legal aspects.