Phil, A sundial on the equator (whose style is horizontal) certainly works. As an example, a photograph of a sundial in Singapore, near the equator.
Willy Leenders Hasselt in Flanders (Belgium) Visit my website about the sundials in the province of Limburg (Flanders) with a section 'worth knowing about sundials' (mostly in Dutch): http://www.wijzerweb.be Op 15-nov-2015, om 23:37 heeft Phil Dorman het volgende geschreven: > Hi Everyone, > > I joined this list because I have a specific question which I can’t find a > definitive answer to. > > I want to install a sundial at Perth WA Australia which is pretty close to > 32deg South latitude. > From what I can determine that means the Gnomon should be 32deg above > horizontal. > Or is that just for the Northern Hemisphere ?? > > As I move North in Australia the Latitude number gets Smaller > Eg Latitude of Brisbane QLD (further North) is 27.46deg > So presumably the Latitude at the Equator would be Zero ! > Which would mean a sundial Gnomon at the Equator would be Horizontal ie Flat > on the Ground > Which of course would not work. > And at the South Pole it would be Vertical 90deg from Horizontal and also > would not work since there would be no ground for the shadow to fall on. > > So. Am I correct to put it at 32deg from Horizontal for Perth WA or not ? > > Phil Dorman /:~)> > <image001.png> > Machinery Appreciation & Transport Engineering Society > 946 Wattagan Crk Rd > Watagan NSW 2325 > 0419 501285 > > > --------------------------------------------------- > https://lists.uni-koeln.de/mailman/listinfo/sundial >
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