Canonical hours

2003-11-06 Thread Frans W. Maes
Hi all, Two years ago there was a discussion on this list about various types of hours, from which I cite the following fragments, about canonical (ecclesiastical) hours. Fer de Vries described the canonical hour as: Draw half a circle on a south facing vertical plane and devide the circle in

Re: Canonical hours

2003-11-06 Thread Mario Arnaldi
... My question then is: is there a general name for the hours shown on a canonical dial? Yes, of course. The word is simply hours. There are no other names because in medieval time they used the same latin language, there are some sundials that have the standard division (12,

Re: Canonical hours

2003-11-06 Thread Bill Thayer
Strictly, that means houses, as in astrological houses. In an astrological chart, there are 12 of them alright, but (depending on which system of house division is used, i.e., which method of projecting the ecliptic onto the horizon) that would be equivalent to 2 hours, or less, or more