Free download Sight reduction APK for Android, PC. Latest version is 4.1, update at December 7, 2023
Sight reduction version 4.1 is only one variant.
Celestial navigation - AstronavigationSight reduction: - Marcq Saint Hilaire Line of Position, intercept method (p=Ho-Hc, Zn) - Input for observed altitude Ho or instrumental Hs (Nautical Almanac data needed for...