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UTC+04:51 is an identifier for a time offset from UTC of +04:51.
This was used as Bombay time until 1955 when it closed the gap of 39 minutes behind Indian Standard Time (UTC+05:30).
- ^ "History of Indian Time (IST)". Greenwich Mean Time (GMT). Archived from the original on 30 October 2006. Retrieved 9 May 2021.