The sun move in a clockwise direction for objects within the northern hemisphere. Most strong modern adhesives will securely fix the sundial face to the column,. A horizontal sundial consists of the dial plate, marked off in hours, and the gnomon which sits on. One should first check whether or not the sundial is correctly made for the. ) then the gnomon will need to be angled to the dial such that the shadow cast at. The sundial you will be making is a vertical sundial that faces directly south. Figure 1 shows the relationship between a vertical sundial and the equatorial. South one of the cardinal points of the compass, in the direction opposite north,.
Passing through the observers location, or its representation on the dial face. Studying sundials is an excellent way to learn about the motion of our planet. Mount the sundial on top of a post , use a level to make sure the face of the. Most sundials tell the time by measuring the direction of the shadow cast by the sun using divisions marked on a dial plate set at some known angle. A sundial with a vertical pointer (gnomon) will indicate noon correctly when its shadow points north. Location of lines on the face of a sundial depends on the orientation of the dial. It should be borne in mind that these are not different kinds of time, and they are. .