"Worth it! I wanted to learn the constellations I see, and this taught me quickly in a fun way."

-- Geoff (Google Play Review)

SEXTANT STARS

Night sky familiarization trainer. Learn to find and recognise the bright navigational stars and their constellations. Gain a feel for their diurnal and seasonal trajectories

CELNAV 360

A compact visual approach to the traditional celestial navigation workflow
Includes sight reduction, intercepts plot, realtime horizon view

contact at sharpitor.com