Mike,
I encountered a similar problem in analysing the stained glass dial from
Wendon Lofts.
Assuming that there are no signs of the gnomon support to define the
sub-style angle on your dial, I would get a value of the declination from
the asymmetry of the earliest and latest hour lines on the
Dear Friends,
I have a vertical east declining sundial that I believe was once
fixed to a church building. Its gnomon is missing.
What I wish to calculate is the latitude of the dial, and its
declination. I am sure that it is a very easy problem to solve, but so
far I have
