EZ Nautical Almanac

EZ Nautical Almanac is a practical celestial navigation app for sailors, students, and instructors. Get fast, reliable Sun, Moon, planet, and star data, plus step-by-step tools to turn sextant sights into positions. Designed for on-deck use and classroom training, it works offline for ocean passages and remote cruising. Ideal for learning and backup to electronic charts, with clear guidance and education-friendly design. Keywords include celestial navigation app, nautical almanac, marine navigation, sight reduction, offline navigation. Core features - Instant almanac data for Sun, Moon, planets, and key navigational stars with rise and set, twilight, and recommended observation windows - Guided sight reduction that applies standard corrections and outputs intercept and azimuth for line-of-position plotting - Offline-ready workflow with GPS or manual position entry, time tools, and exportable logs for training and voyage records