Sight reduction (com.Sightreduction) on Google Play

WhoIs for 'Sightreduction.com'

Celestial navigation - AstronavigationSight reduction: - Observed altitude Ho by nautical almanac data - Local hour angle (LHA) - Marcq Saint Hilaire Line of Position, intercept method (p=Ho-Hc, Zn) - Plot of the LoPSight reduction is the process of deriving from a sight the information needed for establishing a line of position.This app is a calculator to get the intercept from the estimated position of the observer (latitude, longitude), the geographical position of the celestial body observed, (Dec, GHA), and its corrected altitude Ho.Manual and examples in the developer's website.Ref: http://en.wikipedia.org/wiki/Intercept_method