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  2. Sunrise equation - Wikipedia

    en.wikipedia.org/wiki/Sunrise_equation

    Sunrise, sunset, or sun position for any location – U.S. only; Sunrise, sunset and day length for any location – Worldwide; Rise/Set/Transit/Twilight Data – U.S. only; Astronomical Information Center; Converting Between Julian Dates and Gregorian Calendar Dates; Approximate Solar Coordinates; Algorithms for Computing Astronomical Phenomena

  3. Golden hour (photography) - Wikipedia

    en.wikipedia.org/wiki/Golden_hour_(photography)

    In Los Angeles, California, at an hour after sunrise or an hour before sunset, the sun has an altitude of about 10–12°. [5] For a location closer to the Equator, the same altitude is reached in less than an hour, and for a location farther from the equator, the altitude is reached in more than one hour. For a location sufficiently far from ...

  4. Orders of magnitude (illuminance) - Wikipedia

    en.wikipedia.org/wiki/Orders_of_magnitude...

    Extreme of darkest storm clouds, sunset or sunrise 10 1: 1 decalux: 40 lux: Fully overcast, sunset or sunrise 10 2: 1 hectolux < 200 lux: Extreme of darkest storm clouds, midday 400 lux: Sunrise or sunset on a clear day (ambient illumination) 10 4: 10 kilolux: 10–25 kilolux: Typical overcast day, midday 20 kilolux: Shade illuminated by entire ...

  5. Twilight - Wikipedia

    en.wikipedia.org/wiki/Twilight

    Twilight occurs according to the solar elevation angle θ s, which is the position of the geometric center of the Sun relative to the horizon. There are three established and widely accepted subcategories of twilight: civil twilight (nearest the horizon), nautical twilight, and astronomical twilight (farthest from the horizon).

  6. Sunset (color) - Wikipedia

    en.wikipedia.org/wiki/Sunset_(color)

    The color sunset is a pale tint of orange. It is a representation of the average color of clouds when the sunlight from a sunset is reflected from them. The first recorded use of sunset as a color name in English was in 1916. [1]

  7. 15 Most Amazing Sunset Locations in the World - AOL

    www.aol.com/lifestyle/15-most-amazing-sunset...

    9. Eagle Beach, Aruba. Average Star Review: 4.90 Eagle Beach in Aruba has one of the most beautiful sunsets in the world. The soft, white sands and calm waves create the perfect backdrop for a ...

  8. Atmospheric refraction - Wikipedia

    en.wikipedia.org/wiki/Atmospheric_refraction

    Diagram showing displacement of the Sun's image at sunrise and sunset Comparison of inferior and superior mirages due to differing air refractive indices, n. Atmospheric refraction is the deviation of light or other electromagnetic wave from a straight line as it passes through the atmosphere due to the variation in air density as a function of height. [1]

  9. Rayleigh sky model - Wikipedia

    en.wikipedia.org/wiki/Rayleigh_sky_model

    The degree of polarization first increases with increasing distance from the Sun, and then decreases away from the Sun. Thus, the maximum degree of polarization occurs in a circular band 90° from the Sun. In this band, degrees of polarization near 80% are typically reached. Degree of polarization in the Rayleigh sky at sunset or sunrise. The ...