Jantar mantar, Jaipur is one of the 5 architectural astronomical instruments built from 1724 and later by ruler of Jaipur Raja Sawai Man Singh. It is a monument of unique architecture which helps one to depict the eclipses, tracking stars' location as the earth orbits around the sun, ascertaining the declinations of planets, and determining the celestial happenings. This division of Jantar mantar is based on the design of the monument having same name which is built in New Delhi. It is one of the five Jantar Mantars' which are situated in different parts of the country India.
This astronomical instrument helped the Jyotishis(Astrologers) of India to calculate a Kundli for people born at a certain moment of time, the precise measurements of time, the position of sun and constellations and many celestial bodies and other planets of our solar system. The solid and humongous instruments made out of local stones are all scaled by various units that helped in all the calculations and predictions.
There are 14 major astronomical instruments present in the compound. All the 12 zodiac signs have their own set of stones and scales to predict and depict future of people born during a particular frame of time.
Jantar Mantar is a place of interest for scientists and historians all over the world. Astrologers from around the world also visit the site in order to learn from or view the heritage of our nation. It is built near the gate of city palace of Jaipur. The wisdom and knowledge of the former scientists and Priests of our nation can be seen when one visits this place. You will remain quizzed and proud of the treasure of scientific heritage we take forward with us, every generation.
Visitors from all over the world when visit this site remain bewildered by the level of scientific knowledge our ancestors possessed. The observatory is still used by many conventional local people to predict auspicious dates and time for any important work that is to be done.
The biggest stone observatory in the world, Jantar Mantar was listed on the UNESCO world heritage list. The timings to enter the premises are between sunrise and sunset (between 9am to 4pm). The site is situated in the Jaipur city and thus reaching it is easy and affordable.