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by Philippe Jeanjacquot last modified Jul 13, 2012 03:58 PM

 

Altitude

The Altitude is the angle between the position of the celestial body and the horizontal plan
Altitude

Azimuth:

The Azimuth is the angle between the position of the celestial body and the South, it is between 0 and +180° to the West side and 0 to -180° to the East side. It is also often measured from the North.Azimuth

 

Solar noon:

The solar noon is the time when the Sun’s altitude is highest. It is not at noon, it depends on the exact longitude and also of the equation of time linked with the seasons (the Earth’s orbit is an ellipse)

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