Celestial Navigation
by Dr. Harald Merkel
Pay once $1.99 4.2 · 15 ratingsiPhone & iPad
About Celestial Navigation
This app does all the calculations to reduce a sextant reading to a line of position on the map. All intermediate numbers are shown to check your manual calculations.
• Perpetual nautical almanac
Read more
• Calculation of the line of position (azimuth and distance)
• Draws the line of position on the map.
• Star Finder: just point your device to the sky to identify the navigational stars.
• Save your readings, choose what to show on the map.
A sextant is required to make full use of this app.
How it charges
Pay once $1.99
Paid once — $1.99 — with no in-app purchases.
The store lists no in-app purchases.
Checked against the store listing on Oct 29, 2026. Something wrong? Tell us
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