Free download of the nautial almanac for 2017 2018 and the next years nautical almanac is your free source for everything you need for ocean navigation the project is still new yet we already provide the most important part for free the nautical almanacs for the next ten years as free downloads conveniently inpdf files. The 2017 edition continues the almanacs tradition of year on year improvement and meticulous presentation of all the data required for safe navigation now with an improved layout for easier reference and with over 45000 annual changes it is regarded as the bible of almanacs for anyone going to sea. The nautical almanac sun and stars by capt roberto iori astronomical data for mariners year 2021 the nautical almanac of the stars pdf or excel spreadsheet the excel version generates the essential data needed for the pratice of celestial navigation this free software creates daily pages a printable sheet a4
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