On Sat, 10 Nov 2001 [EMAIL PROTECTED] wrote: > Didn't see any response to this request.
I don't think I saw the original; I think a few posts slip through the cracks... > Starting with an Armillary Sphere dial design a Season dial could be > constructed. > > 1. The Central rod gnomon is replaced with a point tipped rod > > 2. The Equatorial ring is fitted with a movable curved dial plate that > > plate may be moved to the point on the equatorial ring that indicates > current mean time. > > To read the season, set the movable dial plate according to current mean > time, then observe the point shadow falling somewhere on the analemma. > Read the current season off the analemma. > > David Pratten > > -----Original Message----- Certainly would work... I would envision something simple and fixed, perhaps. Design the dialplate to indicate the date *at sunrise*, through the seasons. No EoT, no moving dialplate. Maybe two plates, one indicating for sunset. also. Dave 37.27N 121.97W From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of Deamicis-Roberts > Sent: Wednesday, 10 October 2001 10:10 PM > To: [email protected] > Subject: "season dial" > > > Hello, > > I live on a large piece of property and wanted to build a large "season > dial." I imagined being able to get up at sunrise on any morning and be > able to see were in the seasonal cycle we were in: how many days left in > spring, summer, fall ( also marking equinoxes, olsitices, even metor > showers, and the sort) I imagined a large sundial-like device. > > Are there any plans for something like this? > > Thanks for your help, > > Best regards, > Mike Deamicis-Roberts > > >
