CHAST to ANAT Converter
Chatham Island is on daylight saving time: CHADT (UTC+13:45) until Sun, Apr 4, 2027.
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Add one or more places to compare local times, adjust the date, and share the result.
Quick answers
Selected conversion
2:00 am02:00 CHADT (UTC+13:45), Oct 16, 2026 = 12:15 am00:15 ANAT (UTC+12), Oct 16, 2026
CHADT is 1 hour and 45 minutes ahead of ANAT.
CHAST and ANAT examples
These examples always use CHAST (UTC+12:45) and ANAT (UTC+12). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.
CHAST is 45 minutes ahead of ANAT.
How the time difference changes
Depending on seasonal clock changes, CHAST is 45 minutes ahead of ANAT or CHADT is 1 hour and 45 minutes ahead of ANAT.
Depending on seasonal clock changes, working hours of 9:00 am to 6:00 pm in CHAST correspond to 8:15 am to 5:15 pm in ANAT or working hours of 9:00 am to 6:00 pm in CHADT correspond to 7:15 am to 4:15 pm in ANAT.Depending on seasonal clock changes, working hours of 09:00 to 18:00 in CHAST correspond to 08:15 to 17:15 in ANAT or working hours of 09:00 to 18:00 in CHADT correspond to 07:15 to 16:15 in ANAT.
Compare CHAST time with ANAT time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Chatham Island Daylight Time is 1 hour and 45 minutes ahead of Anadyr Time.
2:00 am02:00 in CHADT is 12:15 am00:15 in ANAT
CHADT to ANAT call time
Best time for a conference call or a meeting is between 10:45am-6pm10:45-18:00 in CHADT which corresponds to 9am-4:15pm09:00-16:15 in ANAT
2:00 am02:00 Chatham Island Daylight Time (CHADT). Offset UTC +13:45 hours
12:15 am00:15 Anadyr Time (ANAT). Offset UTC +12:00 hours
2:00 am02:00 CHADT / 12:15 am00:15 ANAT
Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.
| CHADT | ANAT |
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| 22:15 previous day | |
| 23:15 previous day | |
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Chatham Island Standard Time
Offset: CHAST is 12 hours and 45 minutes ahead of Greenwich Mean Time (GMT).
Countries using this time zone: New Zealand
Principal Cities: The largest city in the CHAST time zone is Waitangi in New Zealand, with about 140 people.
Today the shaded areas are on UTC+13:45.
Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Chatham Island Daylight Time (CHADT).
End: Chatham Island Standard Time (CHAST) ended on Sunday, September 27, 2026 at 2:45 am02:45 local time and clocks were set one hour forward to Sunday, September 27, 2026, 3:45 am03:45 local daylight time instead. Standard time ends annually on the last Sunday of September.
Start: Chatham Island Standard Time (CHAST) starts on Sunday, April 4, 2027 at 3:45 am03:45 local time and clocks are set one hour back to Sunday, April 4, 2027, 2:45 am02:45. Standard time starts annually on the first Sunday of April.
CHAST representations, usage and related time zones
- +1245 - basic
- +12:45 - extended
- +1245 - sign character (+) followed by a four digit time providing hours (12) and minutes (45) of the offset. Indicates an offset of twelve hours and forty-five minutes to the east of the zero meridian.
Anadyr Time
Offset: ANAT is 12 hours ahead of Greenwich Mean Time (GMT).
Daylight Saving: Clocks in Anadyr Time (ANAT) do not change for daylight saving time, so ANAT stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.
ANAT representations, usage and related time zones
- +12 - basic short
- +1200 - basic
- +12:00 - extended
- +1200 - sign character (+) followed by a four digit time providing hours (12) and minutes (00) of the offset. Indicates an offset of twelve hours to the east of the zero meridian.
- Mike - Military abbreviation for ANAT
- M - short form of 'Mike'
- ANAST - Anadyr Summer Time
- ANAT - Anadyr Time
- FJT - Fiji Time
- GILT - Gilbert Island Time
- M - Mike Time Zone
- MAGST - Magadan Summer Time
- MHT - Marshall Islands Time
- NRT - Nauru Time
- NZST - New Zealand Standard Time
- PETST - Kamchatka Summer Time
- TVT - Tuvalu Time
- WFT - Wallis and Futuna Time