Jantar Mantar Delhi

Jantar Mantar is one of the greatest Historical places of India situated near Connaught Place at the capital Delhi. It was constructed by Maharaja Sawai Jai Singh II in the year 1724. It is an astronomical observatory with masonry instruments. Jantar Mantar was built to track the movement of the moon, sun and planets.

Jantar Mantar Delhi is one of five astronomical observatories in India that was designed by Maharaja Sawai Jai Singh II. He was a passionate astronomer. It derived its name from two Sanskrit words “Jantar” means yantra (instruments) and “Mantar” means formulae. Jantar Mantar means ‘instrument for calculation’.


Jantar Mantar houses a total of 13 interesting astronomical instruments. There is a Samrat Yantra (Sun Dial) which reflects the accurate time within four minutes. The Jai Prakash yantra of Jantar Mantar was used to locate the positioning of celestial bodies and the sun. There are two pillars that record the longest and shortest day in the year. Misra yantra represented four different types of advanced scientific appliances. Ram yantra was used for comprehending the various altitudes and angles. All of these instruments are useful for measuring the movement and position of stars, planets, azimuth, altitude and calculation of eclipses.

The other five observatories built by Jai Singh under the same name – Jantar Mantar can be found in Jaipur, Varanasi, Ujjain and Mathura.  Jantar Mantar was functional for seven years after its completion, Data of each day was collected and charted. Jantar Mantar is one of the pioneering symbols of the scientific progress of astronomy in India.

Timings of Jantar Mantar

All days of the week: 6:00 AM – 6:00 PM  (Sunrise to Sunset)

Entry Fee

5 per person for Indians
100 per person for foreign tourists

How to reach Jantar Mantar

The nearest metro station is Rajiv Chowk Metro Station. Jantar Mantar is located on walking distace from Rajiv Chowk. You can take Auto to reach there.



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