Earth sun angle

Alternative energy sources

1. Basic Earth-Sun Angle

2. Solar Angles Describe the sun position relative to a vertical surface

3. Earth Angle 1.Angle of Latitude ( Φ ) 2.Declination ( δ ) 3.Hour Angle ( ω )

4. 2.Declination ( δ )

5. 3.Hour Angle ( ω )

6. Sun Angle 1. Inclination Angle (Altitude) ( ) 2. Zenith Angle ( θ z ) 3. Solar Azimuth Angle ( γ s )  

7. Surface Angle 1.Surface Azimuth Angle ( γ ) 2.Tilt Angle or Slope ( β ) 3. Angle of Incidence ( θ )