Celestial Navigation Data Calculator 973 views

Calculate and display, in textual form, Greenwich hour angle, declination, height computed and azimuth of the 57 navigational stars as listed in the Nautical Almanac, the four navigational planets, Venus, Mars, Jupiter and Saturn, the Sun and the Moon. Additional full data is shown for Polaris and the GHA of Aries. Additionally, calculated and displayed are corrections, that is refraction, apparent semidiameter, parallax, and the sum of these for aiding in correcting sights of the bodies taken by a sextant. Data is calculated for arbitrary assumed position on earth that can be entered as latitude and longitude in units of degrees, arcminutes and tenth of arcminute.