Re: Sundial Beer Glass

2011-07-04 Thread Thibaud Taudin-Chabot
They are for sale, look at http://www.shop.analemma.nl/E_home.html and look under . One of the items is the (beer)glass. Thibaud At 14:21 4-7-2011, Tony Moss wrote: On 04/07/2011 12:42, Jackie Jones wrote: Hi All, I thought you might like to see my latest sundial, designed with a friend wh

Re: Sundial Beer Glass

2011-07-04 Thread Tony Moss
On 04/07/2011 12:42, Jackie Jones wrote: Hi All, I thought you might like to see my latest sundial, designed with a friend who runs a local beer festival in Brighton. It is at www.sundialglass.wordpress.com It is made to work at 51° north and I will

Re: Sundial Beer Glass

2011-07-04 Thread Mike Shaw
Larry Bohlayr showed a similar design at the NASS Hartford conference a few years ago, see: http://sundials.org/attachments/article/91/1999_NASSConference_Hartford.pdf ... though his was in a straight sided glass which must make the calculations easier. Mike Shaw 53º 22'N 03º02'W www.wiz.to/s

Sundial Beer Glass

2011-07-04 Thread Jackie Jones
Hi All, I thought you might like to see my latest sundial, designed with a friend who runs a local beer festival in Brighton. It is at www.sundialglass.wordpress.com It is made to work at 51° north and I will be writing about creating it and the problems involved in the December Bulletin of the

Re: Future of UTC / leap second

2011-07-04 Thread Wolfgang R. Dick
Last Friday, a member of the History of Astronomy Discussion Group (HASTRO-L) wrote the following concerning the possible redefinition of UTC: "This is a curiosity. It looks as if it might mean that mean solar time is no longer tracked and made available. The resulting situation might recall, in

Re: off topic questions

2011-07-04 Thread Frank Evans
Hello Brent and all, Wave height and strength depends on the strength and duration of a generating wind and on the fetch, or uninterrupted distance before the waves spread to reach the observer. In the Southern Ocean and the American west coast all of these, especially fetch, are large. If you