CelestNav™ in action

Try it:

Download a 10-day free demo of CelestNav.

• MacOS archive (StuffIt format)
• Windows archive (ZIP file)

Buy it:

• Online at Mobile Geographics. Pay by check or credit card.
• Online at PalmGearHQ (or by phone 817-640-6558).
• Online at Handango.

CelestNav features:

• computation of fix position from celestial observations.

  

• perpetual nautical almanac for navigational stars, Sun, planets.

  

• automatic timing of sextant observations and adjustment to UTC.

  

• handles backsights, non-standard atmospheric conditions, and more.

• sight reduction screen with the functionality found in publications H.O. 229 and H.O. 249.

  

• continuously updated dead reckoning position.

  

• "finger-friendly" data entry screens for celestial observations, angles, dates, and times.

Try a free demo!