The Alerts are depending on atomic clocks and synchronised Along with the worldwide process of clocks that support Coordinated Universal Time. India's time zone relies within the 82.five°E meridian, which passes through Mirzapur. The 50 %-hour offset was picked to keep the time near to the imply solar time across https://liveworldclock12991.wikipresses.com/7700596/indicators_on_ist_to_gmt_you_should_know