Jantar Mantar ,Jaipur

Jantar Mantar, Jaipur, India | Tourist Attraction (2024)

Jantar Mantar was constructed by Maharaja Sawai Jai Singh II, and he built 5 such observatories in different parts of the country: Jaipur, Mathura, Delhi, Ujjain, and Varanasi. The one in Jaipur is the largest of all, whereas the one there in Mathura is almost in ruins now.

The words Jantar and Mantar are Sanskrit words Jantra mean ‘instrument and Mantra mean ‘calculation’ which makes the meaning of Jantar Mantar as “a calculating instrument”.


Maharaja Sawai Jai Singh II is founded Jaipur city and a potential ruler of Amber region. Along with his political experience, he was also a scholar in physics, mathematics and astronomy. During his reign, he was commissioned by Emperor Muhammad Shah to perform astronomical calculations in Islamic zij tables. To accomplish this task, he collected astronomical data from European and Persian nations and studied and interpreted the same.

After extensive research and studying the collected data, Maharaja Sawai Jai Singh II constructed stone made instruments to determine the position of planetary bodies and measure time. Jaipur Jantar Mantar was constructed between 1728-1734 and its stone instruments are considered to be more accurate than any others.

Significance of Jantar Mantar

Jantar Mantar is an observatory and was made by ruler Jai Singh II and was a culmination of observational astronomy from various cultures. The observatory studies:

* Maragheh

* Ulugh Beg’s Observatory at Samarkand

* European literature about instrumental astrology

* Ancient Sanskrit scriptures.

The observations that were made at this observatory contributed to Zij-i Muhammad Shahi. Jantar Mantar in Jaipur and the instruments at Jantar Mantar in Jaipur used to act as a sacred place like mecca for astrologers and astronomers who used to come here and discuss their findings.

Major Attractions 

Instrument’s Name


Brihat or Samrat Yantra

Tell time during day or night

Sasthamsa Yantra

Calculate Sun’s distance and Zenith distance

Jai Prakash Yantra

Observe night time

Small Ram Yantra

Observe night time

Dhruva Darsaka Yantra

Show the pole star

Nadivalaya Yantra

Observe solar time

Horizontal Sundial atop Madivalaya Yantra

For Horizontal sundial to observe time

Krantivritta Yantra

Function as Torquetum

Krantivritta ll Yantra

Measure celestial latitude and longitude

Daleshinottara Bhitti Yantra

Calculate altitude of a celestial object

Yantra Raj

Measure altitude, Zenith distance, local time, declination on longitude

Chakra Yantra

Calculate declination of celestial objects

Digamsa Yantra

Calculate angle of a zimuth

Unnathamsa Yantra

Calculate altitude of a celestial body

Rasivalaya Yantra

Calculate latitude of a celestial object

Kapala Yantra

Calculate local time and coordinates of the sun

Laghu Samrat Yantra

Measure time

Disha Yantra

Tells Direction

Interesting Facts

* This monument is protected & maintained by the Archaeological Survey of India.

* The Samrat Yantra is the world’s largest sundial with a height of 27 meters.

* The Samrat Yantra sundial is precise up to 3 sec.

* An amount of 100000-150000 Indian Rupees were spent on its construction in the 18th century

Best Time to Visit 

The best time of the day to visit Jantar Mantar is noon. During mid-day, the Sun is vertically above and it is easy to understand the process of calculations of the readings of each instrument and how they work.

How to Reach

To get to Jantar Mantar from anywhere in the city, one can take local buses. Alternatively, also one can take a taxi or an auto-rickshaw.

Location Map for Jantar Mantar

Jantar Mantar Jaipur Timings

Jantar Mantar remains open from 9:00 am to 4: 30 pm, on all seven days of the week. Generally, you can see the whole Jantar Mantar in 30 to 45 min of time.

Jantar Mantar Jaipur Entry Fee

Jantar Mantar,  entry fee is INR 50 per person for Indians and INR 200 per person for foreigners. The entry cost for Indian students is INR 15 per person and that of International students is INR 25 per person. Students get this discount on showing valid ID proofs.

Light and Sound Show Timings

* Oct – Feb: 6:30 pm onwards

* Mar-Apr: 7:00 pm onwards

* May-Sep: 7:30 pm onwards

Jantar Mantar Tourist Information

The Jantar Mantar is situated in the heart of historic Jaipur city, located opposite the City Palace. The ancient astronomical facility is open every day between the time 9:30 and 16:30.

Places to Visit Around Jantar Mantar, Jaipur

1. City Palace

2. Hawa Mahal

3. Tripolia Gate

4. Goverdhan Temple



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