ACST is NOT in use by many locationsACDT (Australian Central Daylight Time) is used instead. Switch to ACDT time zone or select one of the cities Adelaide, Darwin, Adelaide Hills for automatic timezone change.
Australian Central Standard Time is 13 hours and 30 minutes ahead of Eastern Daylight Time
12:30 am00:30 in ACST is 11:00 am11:00 in EDT
ACST to EST call time
Best time for a conference call or a meeting is between 8pm-10pm in ACST which corresponds to 5:30am-7:30am in EST
12:30 am00:30 Australian Central Standard Time (ACST). Offset UTC +9:30 hours
11:00 am11:00 Eastern Daylight Time (EDT). Offset UTC -4:00 hours
12:30 am00:30 ACST / 11:00 am11:00 EDT
|12am (midnight)||10:30 am|
|12pm (noon)||10:30 pm|
Australian Central Standard Time
Offset: ACST is 9 hours and 30 minutes ahead Greenwich Mean Time (GMT) and is used in Australia
Countries: It is used in following countries: Australia
Principal Cities: The largest city in the ACST timezone is Adelaide from Australia with population about 1.225 million people. Other major cities in the area are Darwin, Adelaide Hills, Alice Springs, Palmerston
Daylight Saving: This is a standard timezone, however during summer some places adjust time for one hour forward for daylight saving and observe Australian Central Daylight Time (ACDT).
End: ACST ends annually the on first Sunday of October and clocks were set one hour forward on Sunday, 03 October 2021, at 2:00 (2:00 am) local time.
Start: ACST starts annually the on first Sunday of April and clocks are set one hour back on Sunday, 03 April 2022, at 3:00 (3:00 am) local time.
ACST representations, usage and related time zones
- +0930 - basic
- +09:30 - extended
- +0930 - sign character (+) followed by a four digit time providing hours (09) and minutes (30) of the offset. Indicates nine hour and thirty minutes time differences to the east of the zero meridian.
Eastern Standard Time
Offset: EST is 5 hours behind Greenwich Mean Time (GMT) and is used in North America
Countries: It is used in following countries: Bahamas, Canada, Haiti, Jamaica, Cayman Islands, Mexico, Panama, Turks & Caicos Is, United States
Principal Cities: The largest city in the EST timezone is New York City from USA with population about 8.175 million people. Other major cities in the area are Toronto, Montreal, Brooklyn, Borough of Queens
Daylight Saving: This is a standard timezone, however during summer some places adjust time for one hour forward for daylight saving and observe Eastern Daylight Time (EDT).
End: EST ended and clocks were set one hour forward on Sunday, 14 March 2021, at 2:00 (2:00 am) local time.
Start: EST starts and clocks are set one hour back on Sunday, 07 November 2021, at 2:00 (2:00 am) local time.
French: HNE - Heure Normale de l'Est
Spanish: ET - Tiempo del Este, ET - Zona Sureste
EST representations, usage and related time zones
- -05 - basic short
- -0500 - basic
- -05:00 - extended
- -0500 - sign character (-) followed by a four digit time providing hours (05) and minutes (00) of the offset. Indicates five hour and zero minutes time differences to the west of the zero meridian.
- Romeo - Military abbreviation for EST
- R - short form of 'Romeo'
- CDT - Central Daylight Time
- EST - Eastern Standard Time
- ET - Eastern Time
- COT - Colombia Time
- CST - Cuba Standard Time
- EASST - Easter Island Summer Time
- ECT - Ecuador Time
- PET - Peru Time
- R - Romeo Time Zone
- PST - Peru Standard Time
- CST - Colombia Standard Time
- ET - Ecuador Time
- -05 -