The observatory consists of nineteen instruments for measuring time, predicting eclipses, tracking location of major stars as the Earth orbits around the Sun, ascertaining the declinations of planets, and determining the celestial altitudes and related ephemerides.

Between 1724 and 1730 Maharajah Sawaii Jai Singh II of Jaipur constructed five astronomical observatories in northern India. The observatories, or "Jantar Mantars" as they are commonly known, incorporate multiple buildings of unique form, each with a specialized function for astronomical measurement.

The Jaipur observatory is by far the most elaborate and complete of Jai Singh’s projects, comprising sixteen masonry instruments and six made of metal. The observatory occupies a plot of land just outside the City Palace, within the walls of the original city.

The Jantar Mantar in Jaipur is considered to be the largest of the five observatories and also houses the world's largest sundial. The Universe and the Cosmos have always been of interest to man, and it was this interest that compelled the Maharaja to build an astronomical observatory.

2024年11月21日 · Jantar Mantar, Jaipur: A Glimpse into Ancient Astronomy. Jantar Mantar in Jaipur, Rajasthan, is one of the most fascinating and historically significant astronomical observatories in the world. Built in the 18th century by Maharaja Jai Singh II, the observatory is an extraordinary collection of architectural and astronomical instruments ...

2024年7月20日 · Nestled in the heart of Jaipur, the capital city of Rajasthan lies an astronomical marvel – Jantar Mantar. This UNESCO World Heritage site is one of the largest and best-preserved observatories of its kind.

Jantar Mantar of Jaipur in Rajasthan is one of the five astronomical observatories built by Maharaja Jai Singh, the founder of Jaipur of Rajasthan, and is located close to the gate of the famous City Palace of Jaipur of Rajasthan.

Jai Singh built 5 observatories across northern India between 1724 and 1730. the decision to build multiple observatories at large distances from one another was in part a quest for accuracy; the ability to compare readings from different coordinates.

2024年12月10日 · Jantar Mantar is a celestial observatory in Jaipur constructed in the early 18th century. The astronomical observatory consists of large geometric devices for measuring time, tracking constellations and observing orbits around the sun. The solar observatory complex comprises 18 instruments.

2022年10月15日 · Located at the heart of Jaipur, it displays India’s scientific heritage in its finest splendor. Constructed by Maharaja Sawai Jai Singh II in the early 18th century, it is one of the world’s largest and best-preserved astronomical observatories and …