Hello, I would think it depends on whether the perforations are meant to function on or around the solstices or on and around the equinoxes.
An equinox perforation message would last less since the sun changes declination "faster" i.e. unlike when it is at the top and bottom of the analemma. Alex On Mon, Jul 18, 2011 at 2:54 PM, Mac Oglesby <[email protected]> wrote: > > Thank you, Alexei, for alerting us to this fascinating project. > > I read through the website a couple of times but I am still not clear on > how many days during the year it works. What's your guess? > > Also, I don't remember seeing any hint about the installation's location. > > Best regards, > > Mac > > > > > Alexei Pace wrote: > > An interesting project >> >> <http://www.onedaypoem.com/**odpp/index.html<http://www.onedaypoem.com/odpp/index.html> >> >http://www.**onedaypoem.com/odpp/index.html<http://www.onedaypoem.com/odpp/index.html> >> >> ------------------------------**--------------------- >> https://lists.uni-koeln.de/**mailman/listinfo/sundial<https://lists.uni-koeln.de/mailman/listinfo/sundial> >> > >
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