Nautical charts show all the features necessary for your safe navigation from here to there. To get that information, however, you must know how to read a chart. Several outstanding boating safety ...

while coastal and offshore charts use nautical miles. A nautical mile is equal to one minute of latitude, which simplifies navigation computations. For comparison, 1 nautical mile equals 1.15 statute ...

The National Oceanic and Atmospheric Administration, the federal agency charged with surveying the nation's navigable waters to help keep mariners off the rocks and out of the shallows, will cease ...

For example, aviation charts show airspace information and ground based navigation aids, and nautical charts show water depths and seafloor consistency. What Is the Scale of Sectional Charts?

[Erland] figured it was high time for digital maps to go nautical and built a tablet-like device to display charts while sailing. The Pi Chart is, of course, powered by a Raspberry Pi running a ...

Teledyne Geospatial has launched the CARIS AutoChart, a nautical chart production solution. Traditionally, the production of nautical paper charts has been labor-intensive and time-consuming. It often ...

As estate sales of the über-wealthy go, the Ann and Gordon Getty Collection sell-off at Christie’s last year was a major success. Across 2,300 sold lots, it netted $200 million for charity, set ...

The rare 14th-century portolan chart is worth $7.5 million. Robert Gauthier / Los Angeles Times / Getty Images Last fall, Christie’s auctioned off a “highly unusual” nautical map as part of ...