NavIC Atomic Clocks to Synchronize India's Time

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India follows one time zone for the entire nation, and the exact time is determined by GPS satellites down to the milliseconds.

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Now, IST will be determined down to the milliseconds by linking to Navigation with Indian Constellation (NavIC), instead of GPS satellites linked to UTC.

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Navigation with the Indian Constellation (NavIC) which is linked to the National Physical Laboratory will provide the reference time, through the aid of atomic clocks.

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The satellite system was conceived soon after the Kargil war, when India could not get the exact locations of targets from foreign satellites.

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The atomic clocks in four centers - Ahmedabad, Bengaluru, Bhubaneswar, and Guwahati will be linked to the lab in Faridabad which will disseminate time to end users.

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It will benefit sectors like power grids, telecommunications, banking, defence, and transportation.

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This system will ensure synchronized operations, efficiency, and resilience against cyber threats.

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