At what degree local time is taken as Indian Standard Time in India?

Indian Standard Time is calculated on the basis of 82°30′ E longitude from the clock tower in Mirzapur near Prayagraj Uttar Pradesh, which is situated approximately on the corresponding longitude reference line.

What is standard time and local time in India?

India Standard Time (IST) is 5:30 hours ahead of Coordinated Universal Time (UTC). This time zone is in use during standard time in: Asia. India Standard Time is a half-hour time zone.

What is Indian Standard Date Line?

The standard meridian of India is 82°30’E. Complete Step by Step Answer: The Standard Meridian of India has a longitude of 82°30’E. This Standard meridian passes through Mirzapur in Uttar Pradesh and it is considered as the standard time for the whole country.

Why is the local time of longitude taken as the Indian Standard Time?

The local time at this Meridian has been accepted as the Indian Standard Time (IST) throughout the country because it passes through the middle of the country. It has helped to avoid a lot of confusion which would have been there by following different local times or in absence of a uniform time.

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Is time same all over India?

The Republic of India uses only one time zone (even though it spans across two geographical time zones) across the whole nation and all its territories, called Indian Standard Time (IST), which equates to UTC+05:30, i.e. five and a half hours ahead of Coordinated Universal Time (UTC).

Does India need 2 time zones?

The study said that technically it is feasible to have two time zones and two ISTs in India. … At present, the country observes a single time zone based on the longitude passing through 82°33′E. Interestingly, before independence the country was following three major time zones- Bombay, Calcutta and Madras Time.

How is time calculated?

When the earth is divided into imaginary lines of longitudes and latitudes, it forms a grid. With the help of these girds, the longitude and latitudes are divided into degrees and time to find an exact location. Each degree can be broken into 60 minutes, and each minute can be further divided into 60 seconds.

Which city is closest to Indian Standard Time?

Indian Standard Time is calculated on the basis of 82°30′ E longitude from the clock tower in Mirzapur near Prayagraj Uttar Pradesh, which is situated approximately on the corresponding longitude reference line.

Why is 82.30 has been selected?

2 Answers. The Earth has been divided into 24 time zones of one hour each. … This causes a time lag of 2 hrs from Gujarat to Arunachal Pradesh to avoid confusion and to have a standard time for reference, The 82.30’Eastern Longitude has been taken as the standard time for the whole country.

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Why 82 degree 30 minutes East has been?

Why 82° 30′ E has been selected as the Standard Meridian 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.

How many longitudes are there?

To measure longitude east or west of the Prime Meridian, there are 180 vertical longitude lines east of the Prime Meridian and 180 vertical longitude lines west of the Prime Meridian, so longitude locations are given as __ degrees east or __ degrees west.