Sandy, you are getting the answers you would like. And, have a look at:-
http://www.illustratingshadows.com/pipe-armillary.pdf which is a 3 page case study of an armillary dial made from clay pipe. And more importantly, enjoy the art, joy, and science of gnomonics. Better still, look at my case studies page. Simon www.illustratingshadows.com --- Peter Mayer <[EMAIL PROTECTED]> wrote: > Hi Sandy, > > On my armillary I've rotated the dial to adjust > for 4 degrees > separation from the standard time meridian. I've > also put on two time > scales: above, DST, below, standard time. > > best wishes, > > Peter > > sandy macleod wrote: > > >Hi > > > >I am making an armillary sundial for the northern > hemisphere and I had a question in regards to how to > adjust for different longitudes. The longitude where > the sundial is going to be is 71 degrees. Can I > permanently fix the calibration of the dial plate 4 > degrees counterclockwise allowing only the > application of the equation of time to accurately > tell time? Also this dial will be primarily seen > during Daylight savings time. Can I fix the dial > plate with the 1 oclock line on the meridian to > compensate for daylight savings time? I hope my > questions make sense. > > > >Thanks in advance > >Sandy > >_________________________________________________________________ > >Connect and share in new ways with Windows Live. > >http://www.windowslive.com/share.html?ocid=TXT_TAGHM_Wave2_sharelife_012008 > >--------------------------------------------------- > >https://lists.uni-koeln.de/mailman/listinfo/sundial > > > > > > > > -- > Peter Mayer > Politics Department > The University of Adelaide, AUSTRALIA 5005 > Ph : +61 8 8303 5606 > Fax : +61 8 8303 3443 > e-mail: [EMAIL PROTECTED] > CRICOS Provider Number 00123M > ----------------------------------------------------------- > > This email message is intended only for the > addressee(s) > and contains information that may be confidential > and/or > copyright. If you are not the intended recipient > please > notify the sender by reply email and immediately > delete > this email. Use, disclosure or reproduction of this > email > by anyone other than the intended recipient(s) is > strictly > prohibited. No representation is made that this > email or > any attachments are free of viruses. Virus scanning > is > recommended and is the responsibility of the > recipient. > > > --------------------------------------------------- > https://lists.uni-koeln.de/mailman/listinfo/sundial > > --------------------------------------------------- https://lists.uni-koeln.de/mailman/listinfo/sundial
