Jantar Mantar, Delhi, 1826
Jantar Mantar New Delhi
Jantar Mantar, New Delhi
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Maharaja Jai Singh II was a passionate astronomer who was dissatisfied with the accuracy of existing brass astronomical instruments. He commissioned a set of massive masonry instruments that could take more precise measurements — and the result was the Jantar Mantar observatories.
Key Instruments at Jantar Mantar Delhi
- Samrat Yantra (Supreme Instrument) – A giant sundial that tells time to an accuracy of half a second
- Misra Yantra – A composite instrument used to find the shortest and longest days of the year
- Ram Yantra – Two large cylindrical structures used to measure altitudes and azimuths
- Jayaprakash Yantra – Two hemispherical bowls used to verify readings of other instruments
How to Reach
- Metro: Patel Chowk Metro Station (Yellow Line) – 5 minute walk
- From Connaught Place: About 10 minutes on foot
Timings
- Sunrise to Sunset
- Open all days
Entry Fee
- Indian Nationals: ₹25
- Foreign Tourists: ₹300
- Children below 15: Free