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Summary
DescriptionHours of daylight vs latitude vs day of year cmglee.svg
English: A contour plot of the hours of daylight as a function of latitude and day of the year, using the most accurate models described in Sunrise equation, based on http://commons.wikimedia.org/wiki/File:Hours_of_daylight_vs_latitude_vs_day_of_year.svg . Latitude 40° N (approximately New York City, Madrid and Beijing) is highlighted for reference.
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Short title
Hours of daylight vs latitude vs day of year
Image title
A contour plot of the hours of daylight as a function of latitude and day of a typical non-leap year, using the most accurate models described in Sunrise equation, drawn by CMG Lee based on http://commons.wikimedia.org/wiki/File:Hours_of_daylight_vs_latitude_vs_day_of_year.svg . Latitude 40° N (approximately New York City, Madrid and Beijing) is highlighted for reference.