how the Thirteen Towers of Chankillo, Peru were used to track the time of year.
Given that this site is in the southern hemisphere, what is the approximate azimuth
(NE, SE, NW, SW) of the winter solstice marker? How about the summer solstice
- On the midwinter solstice, the
- Sun rises behind the leftmost tower of the 13 that makes up the newly
- discovered solar observatory of Chankillo in Peru. During the next 6 months, it
- rises behind all the others in turn. In
- the S- hemisphere, the Sun’s daily arc point N- rather than S.
- Remember, dealing with South,
- which means Winter Solstice Sun is rising NE and Sun setting NW. one of them
- will be t NE . Sunrise -> points NE. Sunset -> points NW
- SE, and SW marked by furthest