Astronomical calculator

The Nautic Way Maritime Bookstore offers astronomical calculators which are complementary tools to sextants for those who like astronomical navigation. No more need for nautical ephemerides on board!

The calculator is programmed for celestial navigation calculations:

• Ephemerides of the sun and the vernal point
• Line of height of sun and stars
• Star identifier
• day bed
• Transport of height lines
• star seeker
• Tide calculator

For celestial navigation, you may also need:

• nautical ephemerides including the Dieumegard and Bataille tables and the HO-249 tables or others...
• sextant, artificial horizon
• astronomical calculator
• marine chronometer
• astronomical ruler
• astronomy course books and manipulation of a sextant
• professional astronomy books