Chatham Island Standard Time
The Chatham Standard Time Zone is a geographic region that keeps time by adding twelve hours and forty-five minutes to Coordinated Universal Time (UTC) resulting in UTC+12:45.
The Chatham Standard Time Zone is used exclusively in the Chatham Islands, New Zealand, located in the South Pacific Ocean at 43°53′54″S, 176°31′44″W.
It is one of only three time zones with a 45-minute offset from UTC, the others being Nepal Time (UTC+05:45) and the unofficial Australian Central Western Time (UTC+08:45).
During summer daylight saving time is observed and clocks are advanced one hour. Chatham Daylight Time (CHADT) is 13 hours 45 minutes ahead of UTC, 45 minutes ahead of New Zealand Daylight Time (NZDT). Currently daylight saving time runs from the last Sunday in September to the first Sunday in April.
Coordinates: 43°53′54″S 176°31′44″W / 43.89833°S 176.52889°W
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