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The solar zenith angle is the zenith angle of the sun, i.e., the angle between the sun’s rays and the vertical direction.It is the complement to the solar altitude or solar elevation, which is the altitude angle or elevation angle between the sun’s rays and a horizontal plane.
The solar azimuth angle is the azimuth (horizontal angle with respect to north) of the Sun's position. [1] [2] [3] This horizontal coordinate defines the Sun's relative direction along the local horizon, whereas the solar zenith angle (or its complementary angle solar elevation) defines the Sun's apparent altitude.
William Austin Burt's solar compass. Burt's solar compass or astronomical compass/sun compass is a surveying instrument that makes use of the Sun's direction instead of magnetism.
Global Solar Atlas (GSA v2.2): screenshot of the interactive map interface (status Jun 2020). Site detail view (in this case for the location Bhadla, Rajasthan, India) summarises the data important for preliminary site assessment of a photovoltaic power plant Global map of Photovoltaic Power Potential downloadable via the Global Solar Atlas (GSA 2.2) Download section feature with more than a ...
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The Sun over Phang Nga Bay in Thailand (), at 7:00 a.m. local time on a March morning. The position of the Sun in the sky is a function of both the time and the geographic location of observation on Earth's surface.
Heliodon of Analemas A Heliodon Animation. A heliodon (HEE-leo-don) is a device for adjusting the angle between a flat surface and a beam of light to match the angle between a horizontal plane at a specific latitude and the solar beam.
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