Celestial Navigator vs VoyLog

Celestial Navigation Calculator with - perpetual Almanac - star finder chart with animation. Use phone sensor for altitude. - calculation of lines of position ( intercept/delta ) - celestial object data - meridian passage calculation - running fix support - astronomical position calculations with two or more altitude observations - Hipparchus 150 star catalog - World chart with lines and position Program can be set to use device's sensors (gyro, compass) to position the star finder chart in real time. Capture celestial object approximate altitude. Correct Altitude with a Marine Sextant reading (not included). You still need a marine sextant to do celestial navigation, but the phone sensors may be used for training. Software for iPhone and iPad, with the same features. e-book with manual and celestial navigation tutorial.

VoyLog is the fastest way for ship captains and officers to create professional voyage log emails. Fill a simple form with position, time, bunkers, cargo, drafts and ETA — and VoyLog builds a clean, office-ready report you can send from your own mail app in seconds. No typing long reports, no formatting mistakes. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://trmyindustry.com/voylog-privacy.html FEATURES • Create a complete voyage report in about 30 seconds • Auto-fill your vessel's position with GPS • Track positions, routes, fuel, cargo, drafts and ETAs • The Lane: follow your vessels on a live marine map, built from the reports you send • Analytics: turn your reports into voyage insights, all in one place • Clean, professional emails ready to send VoyLog is completely free to use. Upgrade to VoyLog Pro for advanced analytics and more.