Union Minister for Science and Technology Harsh Vardhan on Monday dedicated India's fastest and first "multi-petaflops" supercomputer to the nation at the Indian Institute of Tropical Meteorology (IITM), Pune.<br/><br/>Speaking on the occasion, the minister said that it would be India's number one High Performance Computing (HPC) facility in terms of peak capacity and performance. Petaflops is a measure of a computer's processing speed.<br/><br/>An IITM release said, Christened "Pratyush", meaning the sun, the supercomputer will be a national facility and would help the country with better forecasts in terms of monsoon, extreme events, tsunamis, cyclones, earthquakes, air quality, lightning, fishing, hot and cold waves, flood and drought among others.