Already built a vertical flat sundial with 240 m^m http://kepleruhr.eu - horizontal ones could be much bigger... Kurt Niel Am 27.10.2015 20:04 schrieb "R.Pauli" <[email protected]>:
> I heard Bill Nye The Science Guy talk about his father wanting to set out > marks for the Washington Monument. > Great idea, but the problem was the fuzzy shadow. > > > On 10/27/2015 3:33 AM, Jackie Jones wrote: > > Can someone please tell me what is the world’s largest sundial? If a > vertical tower, how high above the ground is the nodus? I have been > consulted by someone who is claiming that a tower he wants to use as a > sundial, which is 162m tall, will be the world’s largest dial. There are > many issues with a dial of this size, which will be explained to him, but I > would like to know about sizes of other large dials, please. This is not > just a tall building casting a shadow, but one where there are hour > markings on the ground. > > > > With best wishes to you all, > > Jackie > > > > Jackie Jones > > 50° 50’ 09” N 0° 07’ 40” W > > > > > ---------------------------------------------------https://lists.uni-koeln.de/mailman/listinfo/sundial > > > > --------------------------------------------------- > https://lists.uni-koeln.de/mailman/listinfo/sundial > > >
--------------------------------------------------- https://lists.uni-koeln.de/mailman/listinfo/sundial
