jgomezdans

def sun_position ( date, hour, longitude, latitude ):
    """
    Calculates the position of the sun given a position and time.
    Basically, all you need to know is here: 
    http://answers.google.com/answers/threadview/id/782886.html
    """
    import time
    from math import sin, cos, degrees, radians, acos

    doy = int ( time.strftime( "%j", time.strptime( date, "%Y-%m-%d" ) ) )