The Jantar Mantar observatory in Delhi has completed the restoration of the Dakshinottar Bhitti Yantra and Karka Rashi Valaya ...

ASI At the northern wall of “Misra Yantra” or composite instrument, one of three astronomical pre-telescopic instruments at Jantar Mantar, work is currently underway on the “Karka Rashi ...

The gnomon is a right-angled triangle. The slanting side is at an angle of 28.4° to the ground, meant to match what was thought to be Delhi’s latitude in those days (it is taken as 28.7° today ...