|
1.
Tower of Keshmar
Has
12 walls , 48 columns 1 door ,3 windows ,8 holes on the columns , 2 stairs
,1 window on corn ,and many holes on corn it is like
Radkan tower.
We can observe sunlight and moonlight comes from holes , windows and
on the columns.
We can find azimuths and altitude, sun, moon and stars in this
observatory . |
2. sunlight
comes from a
big
window
on the corn and passes from the only hole of the hemisphere
at Noruz and find equinox day .this direction made for finding equinox day
and first day of the Iranian calendar .
Sunlight
on the Columns find exact midday and the tower made exact
celestial meridian .
geographical latitude is 35:18 |
3.
sunlight comes from
two
windows
at Noruz and find equinox day .
Tower designed
by Khaje Nasir Tusi group like the tower of Radkan , plus
Maragheh observatory . |
