Red and Blue

by Gordon

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I use SunCalc. Probably one of the prettier browser based ones out there.


I find the following websites to be useful: Calculation of sun’s position in the sky for each location on the earth at any time of day Twilight Calculator - "Blue Hour / Golden Hour Table" The first is aimed more towards solar panel installation than photography, but gives information about sun angle that the second, more popular site doesn't...


The Photographer's Ephemeris ( The desktop version is a web app, and they also have iOS and Android versions. I plan every 'proper' shoot I do with it.

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