CHAPTER 21 I PASSIVE DESIGN Sun path North 10.00 p.m. 5.00 a.m.


7.00 p.m.


21 March/Sept sunset


21 March/Sept sunrise


7.00 a.m.


4.30 p.m


8.30 a.m.


21.14 Simplifi ed sunpath diagram showing approximate time and azimuth angle of sunrise and sunset in Ireland.


The position of the sun can be plotted using a sunpath diagram. This diagram provides an accurate picture of the sun’s position when viewed from a particular point on earth at various times of the year.


KEY PRINCIPLES


Simple facts about the sun’s movement:        


 16


21 June sunset


21 June sunrise


21 Dec sunset


noon


21 Dec sunrise


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