Category: Videos
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How to Read the Dial
Like a clock that strikes only on the hour, the dial is designed to show standard clock time on the hour. Analemmas define the course of the sun’s shadow each daylight hour over the course of the year. When the shadow of the tip of the gnomon is exactly underneath the analemma, the time corresponds to the…
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Videos of the Sundial
Time-lapse Videos of the Sundial Winter Solstice, December 21, 2023, by Mark Jones, Jones Visual Arts Group The shadow tracks its most northerly path. Solar noon occurs at 12:05 PM PST. Carpenter Bee sits on dial from Noon to 1 PM _________________________________________________________________________________ Declination Line, August 23, 2023 Jones Visual Arts Group The shadow tracks the…
Woodland Polar Sundial 