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UTC
Universal Time Coordinated
GMT 0:00 h
EET (Eastern European Time)
GMT +2:00 h
GMT (Greenwich Mean Time)
GMT 0:00 h
EDT (Eastern Daylight Time)
GMT -4:00 h
AEDT (Australian Eastern Daylight Time)
GMT +11:00 h

Time Difference

Universal Time Coordinated is 2 hours behind of EET (Eastern European Time) and 0 hours ahead of GMT (Greenwich Mean Time) and 4 hours ahead of EDT (Eastern Daylight Time) and 11 hours behind of AEDT (Australian Eastern Daylight Time)
So 11:00 PM23:00 in UTC is 1:00 AM01:00 in Amman, Jordan and is 11:00 PM23:00 in London, United Kingdom and is 7:00 PM19:00 in New York City, New York, USA and is 10:00 AM10:00 in Sydney, Australia

11:00 PM23:00 Universal Time Coordinated (UTC). Offset UTC 0:00 hours
1:00 AM01:00 EET (Eastern European Time) (Amman, Jordan). Offset UTC +2:00 hours
11:00 PM23:00 GMT (Greenwich Mean Time) (London, United Kingdom). Offset UTC 0:00 hours
7:00 PM19:00 EDT (Eastern Daylight Time) (New York City, New York, USA). Offset UTC -4:00 hours
10:00 AM10:00 AEDT (Australian Eastern Daylight Time) (Sydney, Australia). Offset UTC +11:00 hours

11:00 PM23:00 UTC / 1:00 AM01:00 Amman, Jordan / 11:00 PM23:00 London, United Kingdom / 7:00 PM19:00 New York City, New York, USA / 10:00 AM10:00 Sydney, Australia

UTC Amman, Jordan London, United Kingdom New York City, New York, USA Sydney, Australia
12am (midnight) 2am 12am (midnight) 8pm 11am
1am 3am 1am 9pm 12pm (noon)
2am 4am 2am 10pm 1pm
3am 5am 3am 11pm 2pm
4am 6am 4am 12am (midnight) 3pm
5am 7am 5am 1am 4pm
6am 8am 6am 2am 5pm
7am 9am 7am 3am 6pm
8am 10am 8am 4am 7pm
9am 11am 9am 5am 8pm
10am 12pm (noon) 10am 6am 9pm
11am 1pm 11am 7am 10pm
12pm (noon) 2pm 12pm (noon) 8am 11pm
1pm 3pm 1pm 9am 12am (midnight)
2pm 4pm 2pm 10am 1am
3pm 5pm 3pm 11am 2am
4pm 6pm 4pm 12pm (noon) 3am
5pm 7pm 5pm 1pm 4am
6pm 8pm 6pm 2pm 5am
7pm 9pm 7pm 3pm 6am
8pm 10pm 8pm 4pm 7am
9pm 11pm 9pm 5pm 8am
10pm 12am (midnight) 10pm 6pm 9am
11pm 1am 11pm 7pm 10am
0:00 2:00 0:00 20:00 11:00
1:00 3:00 1:00 21:00 12:00
2:00 4:00 2:00 22:00 13:00
3:00 5:00 3:00 23:00 14:00
4:00 6:00 4:00 0:00 15:00
5:00 7:00 5:00 1:00 16:00
6:00 8:00 6:00 2:00 17:00
7:00 9:00 7:00 3:00 18:00
8:00 10:00 8:00 4:00 19:00
9:00 11:00 9:00 5:00 20:00
10:00 12:00 10:00 6:00 21:00
11:00 13:00 11:00 7:00 22:00
12:00 14:00 12:00 8:00 23:00
13:00 15:00 13:00 9:00 0:00
14:00 16:00 14:00 10:00 1:00
15:00 17:00 15:00 11:00 2:00
16:00 18:00 16:00 12:00 3:00
17:00 19:00 17:00 13:00 4:00
18:00 20:00 18:00 14:00 5:00
19:00 21:00 19:00 15:00 6:00
20:00 22:00 20:00 16:00 7:00
21:00 23:00 21:00 17:00 8:00
22:00 0:00 22:00 18:00 9:00
23:00 1:00 23:00 19:00 10:00

Universal Time Coordinated

Offset: UTC is 0 hours ahead Greenwich Mean Time (GMT) and is used in Universal

Coordinated Universal Time (UTC) is the world time standard that regulates clocks and time. It is successor to Greenwich Mean Time (GMT). For casual use, UTC is the same as GMT, but is used by the scientific community.
UTC is the time standard commonly used across the world since 1972. It is used in many technical fields, like aviation industry and meteorologists, also used to synchronize time across internet networks.

UTC representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • Z - is the zone designator for the zero UTC/GMT offset, also known as 'Zulu' time
  • +00 - basic short
  • +0000 - basic
  • +00:00 - extended

Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0000 - sign character (+) followed by a four digit time providing hours (00) and minutes (00) of the offset. Indicates zero hour and zero minutes time differences of the zero meridian.

Military/NATO: Used by the U.S. military, Chinese military and others
  • Zulu - Military abbreviation for UTC
  • Z - short form of 'Zulu'

IANA/Olson: Reflects UTC time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Etc/UTC
  • Etc/Universal
  • Etc/Zulu
  • UTC
  • Universal
  • Zulu

Time zones with the GMT 0:00 h offset:

  • EGST - Eastern Greenland Summer Time
  • GMT - Greenwich Mean Time
  • WET - Western European Time
  • AZOST - Azores Summer Time
  • UTC - Universal Time Coordinated
  • WT - Western Sahara Standard Time
  • Z - Zulu Time Zone
  • +00 -


EET (Eastern European Time)

Offset: EET is 2 hours ahead Greenwich Mean Time (GMT) and is used in Asia

Countries: It is used in following countries: Åland Islands, Bulgaria, Cyprus, Estonia, Egypt, Finland, Greece, Jordan, Lebanon, Lithuania, Latvia, Libya, Moldova, Palestine, Romania, Russia, Syria, Ukraine

Principal Cities: The largest city in the EET timezone is Cairo from Egypt with population about 7.735 million people. Other major cities in the area are Alexandria, Kiev, Al Jizah, Beirut

Daylight Saving: This is a standard timezone, however during summer some places switch clocks for one hour forward when daylight saving comes into effect and observe Eastern European Summer Time (EEST).

Start: EET started and clocks were set one hour back on Sunday, October 28, 2018, at 4:00 (4:00 am) local time.

End: EET ends and clocks are set one hour forward on Sunday, March 31, 2019, at 3:00 (3:00 am) local time.

Amman, Jordan representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +02 - basic short
  • +0200 - basic
  • +02:00 - extended

Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0200 - sign character (+) followed by a four digit time providing hours (02) and minutes (00) of the offset. Indicates two hour and zero minutes time differences to the east of the zero meridian.

Military/NATO: Used by the U.S. military, Chinese military and others
  • Bravo - Military abbreviation for EET
  • B - short form of 'Bravo'

IANA/Olson: Reflects EET time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Africa/Cairo
  • Africa/Tripoli
  • Asia/Amman
  • Asia/Beirut
  • Asia/Damascus
  • Asia/Famagusta
  • Asia/Gaza
  • Asia/Hebron
  • Asia/Nicosia
  • EET
  • Egypt
  • Europe/Athens
  • Europe/Bucharest
  • Europe/Chisinau
  • Europe/Helsinki
  • Europe/Kaliningrad
  • Europe/Kiev
  • Europe/Mariehamn
  • Europe/Nicosia
  • Europe/Riga
  • Europe/Sofia
  • Europe/Tallinn
  • Europe/Tiraspol
  • Europe/Uzhgorod
  • Europe/Vilnius
  • Europe/Zaporozhye
  • Libya

Time zones with the GMT +2:00 h offset:

  • CEST - Central European Summer Time
  • EET - Eastern European Time
  • MESZ - Mitteleuropäische Sommerzeit
  • B - Bravo Time Zone
  • CAT - Central Africa Time
  • IST - Israel Standard Time
  • SAST - South Africa Standard Time
  • WAST - West Africa Summer Time


GMT (Greenwich Mean Time)

Offset: GMT is 0 hours ahead Greenwich Mean Time (GMT) and is used in Europe

Countries: It is used in following countries: Burkina Faso, Côte d'Ivoire, Britain (UK), Guernsey, Ghana, Greenland, Gambia, Guinea, Guinea-Bissau, Ireland, Isle of Man, Iceland, Jersey, Liberia, Mali, Mauritania, St Helena, Sierra Leone, Senegal, Togo

Principal Cities: The largest city in the GMT timezone is London from United Kingdom with population about 7.557 million people. Other major cities in the area are Abidjan, Dakar, Grand Dakar, Accra

Greenwich Mean Time (GMT) originally referred to the mean solar time at the Royal Observatory in Greenwich, London. It is now often used to refer to Coordinated Universal Time (UTC) when this is viewed as a time zone, and in casual use for the most parts it is the same. In military GMT is known as Zulu time.Greenwich Mean Time was the same as Universal Time (UT), until the introduction of UTC in 1972 a standard astronomical concept used in many technical fields.

London, United Kingdom Time Zone Geo Map
London, United Kingdom timezone map
London, United Kingdom representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • Z - is the zone designator for the zero UTC/GMT offset, also known as 'Zulu' time
  • +00 - basic short
  • +0000 - basic
  • +00:00 - extended

Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0000 - sign character (+) followed by a four digit time providing hours (00) and minutes (00) of the offset. Indicates zero hour and zero minutes time differences of the zero meridian.

Military/NATO: Used by the U.S. military, Chinese military and others
  • Zulu - Military abbreviation for GMT
  • Z - short form of 'Zulu'

IANA/Olson: Reflects GMT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Africa/Abidjan
  • Africa/Accra
  • Africa/Bamako
  • Africa/Banjul
  • Africa/Bissau
  • Africa/Conakry
  • Africa/Dakar
  • Africa/Freetown
  • Africa/Lome
  • Africa/Monrovia
  • Africa/Nouakchott
  • Africa/Ouagadougou
  • Africa/Sao_Tome
  • Africa/Timbuktu
  • America/Danmarkshavn
  • Atlantic/Reykjavik
  • Atlantic/St_Helena
  • Eire
  • Etc/GMT
  • Etc/GMT+0
  • Etc/GMT-0
  • Etc/GMT0
  • Etc/Greenwich
  • Europe/Belfast
  • Europe/Dublin
  • Europe/Guernsey
  • Europe/Isle_of_Man
  • Europe/Jersey
  • Europe/London
  • GB
  • GB-Eire
  • GMT
  • GMT+0
  • GMT-0
  • GMT0
  • Greenwich
  • Iceland

Time zones with the GMT 0:00 h offset:

  • EGST - Eastern Greenland Summer Time
  • GMT - Greenwich Mean Time
  • WET - Western European Time
  • AZOST - Azores Summer Time
  • UTC - Universal Time Coordinated
  • WT - Western Sahara Standard Time
  • Z - Zulu Time Zone
  • +00 -


EDT (Eastern Daylight Time)

Offset: EDT is 4 hours behind Greenwich Mean Time (GMT) and is used in North America

Countries: It is used in following countries: Bahamas, Canada, Haiti, Turks & Caicos Is, United States

Principal Cities: The largest city in the EDT 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: Eastern Daylight Time (EDT) is a daylight saving/summer timezone, however during winter some places switch clocks for one hour back and observe Eastern Standard Time (EST).

Start: Eastern Daylight Time (EDT) starts annually on the same date and time. and clocks were set one hour forward on Sunday, March 10, 2019, at 2:00 (2:00 am) local time.

End: Eastern Daylight Time (EDT) ends annually on the same date and time. and clocks are set one hour back on Sunday, November 3, 2019, at 2:00 (2:00 am) local time.

French: HAE - Heure Avancée de l'Est

Spanish: EDT - Tiempo de verano del Este, ET - Zona Sureste

New York City, New York, USA Time Zone Geo Map
New York City, New York, USA timezone map
New York City, New York, USA representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -04 - basic short
  • -0400 - basic
  • -04:00 - extended

Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0400 - sign character (-) followed by a four digit time providing hours (04) and minutes (00) of the offset. Indicates four hour and zero minutes time differences to the west of the zero meridian.

Military/NATO: Used by the U.S. military, Chinese military and others
  • Quebec - Military abbreviation for EDT
  • Q - short form of 'Quebec'

IANA/Olson: Reflects EDT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Detroit
  • America/Fort_Wayne
  • America/Grand_Turk
  • America/Indiana/Indianapolis
  • America/Indiana/Marengo
  • America/Indiana/Petersburg
  • America/Indiana/Vevay
  • America/Indiana/Vincennes
  • America/Indiana/Winamac
  • America/Indianapolis
  • America/Iqaluit
  • America/Kentucky/Louisville
  • America/Kentucky/Monticello
  • America/Louisville
  • America/Montreal
  • America/Nassau
  • America/New_York
  • America/Nipigon
  • America/Pangnirtung
  • America/Port-au-Prince
  • America/Thunder_Bay
  • America/Toronto
  • Canada/Eastern
  • EST5EDT
  • US/East-Indiana
  • US/Eastern
  • US/Michigan

Time zones with the GMT -4:00 h offset:

  • AST - Atlantic Standard Time
  • EDT - Eastern Daylight Time
  • AMT - Amazon Time
  • BOT - Bolivia Time
  • CDT - Cuba Daylight Time
  • CLT - Chile Standard Time
  • FKT - Falkland Island Time
  • GYT - Guyana Time
  • PYT - Paraguay Time
  • Q - Quebec Time Zone
  • VET - Venezuelan Standard Time
  • -04 -


AEDT (Australian Eastern Daylight Time)

Offset: AEDT is 11 hours 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 AEDT timezone is Sydney from Australia with population about 4.627 million people. Other major cities in the area are Melbourne, Canberra, Newcastle, Wollongong

Daylight Saving: Australian Eastern Daylight Time (AEDT) is a daylight saving/summer timezone, however during winter some places switch clocks for one hour back and observe Australian Eastern Standard Time (AEST).

Start: Australian Eastern Daylight Time (AEDT) starts annually on the same date and time. and clocks were set one hour forward on Sunday, October 7, 2018, at 2:00 (2:00 am) local time.

End: Australian Eastern Daylight Time (AEDT) ends annually on the same date and time. and clocks are set one hour back on Sunday, April 7, 2019, at 3:00 (3:00 am) local time.

Sydney, Australia Time Zone Geo Map
Sydney, Australia timezone map
Sydney, Australia representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +11 - basic short
  • +1100 - basic
  • +11:00 - extended

Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +1100 - sign character (+) followed by a four digit time providing hours (11) and minutes (00) of the offset. Indicates eleven hour and zero minutes time differences to the east of the zero meridian.

Military/NATO: Used by the U.S. military, Chinese military and others
  • Lima - Military abbreviation for AEDT
  • L - short form of 'Lima'

IANA/Olson: Reflects AEDT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Australia/ACT
  • Australia/Canberra
  • Australia/Currie
  • Australia/Hobart
  • Australia/Melbourne
  • Australia/NSW
  • Australia/Sydney
  • Australia/Tasmania
  • Australia/Victoria

Time zones with the GMT +11:00 h offset:

  • AEDT - Australian Eastern Daylight Time
  • BST - Bougainville Standard Time
  • KOST - Kosrae Time
  • L - Lima Time Zone
  • LHDT - Lord Howe Daylight Time
  • NCT - New Caledonia Time
  • PETT - Kamchatka Time
  • PONT - Pohnpei Standard Time
  • SBT - Solomon IslandsTime
  • VLAST - Vladivostok Summer Time
  • VUT - Vanuatu Time
  • +11 -