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What is the Indian Standard Time Why Allahabad is famous?
British India officially adopted the standard time zones in 1905, when picking the meridian passing east of Allahabad at 82.5° E longitude as the central meridian for India, corresponding to a single time zone for the country. That came into force on January 1, 1906, also applying to Sri Lanka (then Ceylon).
Why has India adopted only standard time?
The India time zone is UTC/GMT (Coordinated Universal Time/Greenwich Mean Time) +5.5 hours. What’s unusual is that there is only one time zone across the whole of India. It’s also important to note is that Daylight Saving Time doesn’t operate in India.
Does Indian Standard Time passes through Allahabad?
Indian Standard Time IST is based on longitude 82.5°, which passes through Mirzapur, near Allahabad in Uttar Pradesh. It is 5 hours 30 minutes ahead of Greenwich Mean Time (GMT), now called the Universal Coordinated Time (UTC).
Why is Mirzapur chosen as a standard time of India?
Answer: From Gujarat to Arunachal Pradesh there is a time lag of two hours. Hence, time along the Standard Meridian of India (82° 30′ E) passing through Mirzapur (in Uttar Pradesh) is taken as the standard time for the whole country.
Who decided Indian Standard Time?
Though British India did not officially adopt the standard time zones until 1905, when the meridian passing east of Allahabad at 82.5° E longitude was picked as the central meridian for India, corresponding to a single time zone for the country (UTC+05:30).
When did India adopted Indian Standard Time?
Seventy Years Ago, India First Adopted Indian Standard Time (IST) On This Day In 1947. India may have achieved independence on 15 August 1947, but it was only on September 1, of that year that we finally adopted a standardised time measurement system.
Which city is closest to Indian Standard Time?
Indian Standard Time is calculated on the basis of 82.5 °E longitude which is just west of the town of Mirzapur, near Allahabad in the state of Uttar Pradesh.