Model of altitude circle (Unnatansha Yantra)

Made:: 1884-1886 in Jaipur

designer:: Jai Singh

Model of altitude circle (Unnatansha Yantra), scale 1:24, in the Jaipur Observatory

The graduated brass circle has a diameter of 17.5 feet with a sighting arm pivoted at the centre. The whole instrument can be turned about a vertical axis and is used to measure the altitude of a star.

Details

Category:: Astronomy

Object Number:: 1887-6

type:: models (representations), altitude circles and astronomical instruments

credit:: Colonial and Indian Exhibition 1886

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