On Tue, Apr 4, 2023 at 08:45 <kool...@dickkoolish.com> wrote: > Rotating the dial plate around a vertical axis is wrong because the hours > lines are not at constant angles. > > Rotating the whole dial around the polar axis is the correct way to adjust > a local solar time dial to a different longitude, the time zone center, for > example. > > Having a dial show the time in a different location is strictly a creative > choice. > --- > > > Rotating the dial about the vertical axis & then doing the non-meridian Al > tipping, in the right combination, is how you get the result that the dial > is oriented (still in the meridianal-plane) to give Local True Solar Time > at your standard meridian. >
I don’t know why anyone would want to do that, unless it’s important to keep using an old EqT plaque. > On 2023-04-04 08:44, Jack Aubert via sundial wrote: > > Diese Nachricht wurde eingewickelt um DMARC-kompatibel zu sein. Die > eigentliche Nachricht steht dadurch in einem Anhang. > > This message was wrapped to be DMARC compliant. The actual message > text is therefore in an attachment. > > --------------------------------------------------- > https://lists.uni-koeln.de/mailman/listinfo/sundial > > --------------------------------------------------- > https://lists.uni-koeln.de/mailman/listinfo/sundial > >
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