RE: sundial Digest, Vol 215, Issue 2

2024-03-11 Thread John Foad
Gottesman Cc: sundial@uni-koeln.de Subject: Re: sundial Digest, Vol 215, Issue 2 I think there's a simpler solution. In the UK at noon the shadow of the style on a horizontal sundial faces North - away from the sun. Turn the style through 180 degrees in a horizontal plane, and its shadow at

Re: sundial Digest, Vol 215, Issue 2

2024-03-11 Thread John Lynes
I think there's a simpler solution. In the UK at noon the shadow of the style on a horizontal sundial faces North - away from the sun. Turn the style through 180 degrees in a horizontal plane, and its shadow at noon will face South - towards the sun! John Lynes On Mon, 11 Mar 2024 at 17:12, Bill

Re: sundial Digest, Vol 215, Issue 2

2024-03-11 Thread Bill Gottesman
My guess on this one (without using mirrors): Point the bottom of an empty can at the sun. The shadow inside the can now points in the direction of the sun, though the definition of "in the direction of the sun" in this case is debatable. -Bill On Mon, Mar 11, 2024 at 9:33 AM Chris Lusby Taylor

Re: sundial Digest, Vol 215, Issue 2

2024-03-11 Thread Chris Lusby Taylor
Re: Photograph of the Princess of Wales (Frank King) Frank is being his usual pedantic self, which is always welcome, but the police statement can more charitably be taken to say that shadows fall in a continuation of the straight line from the light source to the illuminated object. The edge of a