Sundial Builder

By Pietro Massimino on AppTrack Ninja.

Build a sundial at home

HORIZONTAL SUNDIAL Built on a flat horizontal surface. - Hour lines converge toward true south in the northern hemisphere, or true north in the southern hemisphere. - The gnomon is fixed at the "center of the sundial," where the hour lines meet, is tilted relative to the horizontal plane by an angle equal to the absolute value of the local latitude, it must point to the celestial north pole (northern hemisphere) or celestial south pole (southern hemisphere). Required data: - Latitude between 5° and 80° (use negative values for southern hemisphere) - Longitude (used only to calculate correctio…

Categories: Education, Utilities

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