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- GMT to HKT to GMT to KST
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HKT
Hong Kong Time
GMT +8
GMT
Greenwich Mean Time
GMT +0
KST
Korea Standard Time
GMT +9
Time Difference
Greenwich Mean Time is 8 hours behind Hong Kong Time and 0 hours ahead of Greenwich Mean Time and 9 hours behind Korea Standard Time
11:30 pm23:30 in GMT is 7:30 am07:30 in HKT and is 11:30 pm23:30 in GMT and is 8:30 am08:30 in KST
GMT to HKT call time
Best time for a conference call or a meeting is between 8am-10am in GMT which corresponds to 4pm-6pm in HKT
GMT to GMT call time
Best time for a conference call or a meeting is between 8am-6pm in GMT which corresponds to 8am-6pm in GMT
GMT to KST call time
Best time for a conference call or a meeting is between 8am-10am in GMT which corresponds to 5pm-7pm in KST
11:30 pm23:30 Greenwich Mean Time (GMT). Offset UTC 0:00 hours
7:30 am07:30 Hong Kong Time (HKT). Offset UTC +8:00 hours
11:30 pm23:30 Greenwich Mean Time (GMT). Offset UTC 0:00 hours
8:30 am08:30 Korea Standard Time (KST). Offset UTC +9:00 hours
11:30 pm23:30 GMT / 7:30 am07:30 HKT / 11:30 pm23:30 GMT / 8:30 am08:30 KST
| GMT | HKT | GMT | KST |
|---|---|---|---|
| 12am (midnight) | 8am | 12am (midnight) | 9am |
| 1am | 9am | 1am | 10am |
| 2am | 10am | 2am | 11am |
| 3am | 11am | 3am | 12pm (noon) |
| 4am | 12pm (noon) | 4am | 1pm |
| 5am | 1pm | 5am | 2pm |
| 6am | 2pm | 6am | 3pm |
| 7am | 3pm | 7am | 4pm |
| 8am | 4pm | 8am | 5pm |
| 9am | 5pm | 9am | 6pm |
| 10am | 6pm | 10am | 7pm |
| 11am | 7pm | 11am | 8pm |
| 12pm (noon) | 8pm | 12pm (noon) | 9pm |
| 1pm | 9pm | 1pm | 10pm |
| 2pm | 10pm | 2pm | 11pm |
| 3pm | 11pm | 3pm | 12am (midnight) |
| 4pm | 12am (midnight) | 4pm | 1am |
| 5pm | 1am | 5pm | 2am |
| 6pm | 2am | 6pm | 3am |
| 7pm | 3am | 7pm | 4am |
| 8pm | 4am | 8pm | 5am |
| 9pm | 5am | 9pm | 6am |
| 10pm | 6am | 10pm | 7am |
| 11pm | 7am | 11pm | 8am |
| 0:00 | 8:00 | 0:00 | 9:00 |
| 1:00 | 9:00 | 1:00 | 10:00 |
| 2:00 | 10:00 | 2:00 | 11:00 |
| 3:00 | 11:00 | 3:00 | 12:00 |
| 4:00 | 12:00 | 4:00 | 13:00 |
| 5:00 | 13:00 | 5:00 | 14:00 |
| 6:00 | 14:00 | 6:00 | 15:00 |
| 7:00 | 15:00 | 7:00 | 16:00 |
| 8:00 | 16:00 | 8:00 | 17:00 |
| 9:00 | 17:00 | 9:00 | 18:00 |
| 10:00 | 18:00 | 10:00 | 19:00 |
| 11:00 | 19:00 | 11:00 | 20:00 |
| 12:00 | 20:00 | 12:00 | 21:00 |
| 13:00 | 21:00 | 13:00 | 22:00 |
| 14:00 | 22:00 | 14:00 | 23:00 |
| 15:00 | 23:00 | 15:00 | 0:00 |
| 16:00 | 0:00 | 16:00 | 1:00 |
| 17:00 | 1:00 | 17:00 | 2:00 |
| 18:00 | 2:00 | 18:00 | 3:00 |
| 19:00 | 3:00 | 19:00 | 4:00 |
| 20:00 | 4:00 | 20:00 | 5:00 |
| 21:00 | 5:00 | 21:00 | 6:00 |
| 22:00 | 6:00 | 22:00 | 7:00 |
| 23:00 | 7:00 | 23:00 | 8:00 |
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, Sao Tome & Principe, 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.
GMT 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
GMT Abbreviation: Several time zones share GMT abbreviation and it could refer to these time zones
- Greenwich Mean Time - UTC +0
- GMT - UTC +1
- GMT+03:00 - UTC +3
- GMT+07:00 - UTC +7
- GMT-03:00 - UTC -3
- GMT+11:00 - UTC +11
Time zones with the GMT +0 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
Hong Kong Time
Offset: HKT is 8 hours ahead Greenwich Mean Time (GMT) and is used in Asia
Countries: It is used in following countries: Hong Kong
Principal Cities: The largest city in the HKT timezone is Hong Kong from Hong Kong with population about 7.013 million people. Other major cities in the area are Kowloon, Tsuen Wan, Yuen Long Kau Hui, Sha Tin
Daylight Saving: Hong Kong Time (HKT) is not adjusted for daylight saving therefore HKT remains the same through out the year. This means, unlike some time zones where the clock is set forward by one hour every summer and backward by one hour during winter to adjust for daylight saving, Hong Kong Time remains the same
HKT representations, usage and related time zones
W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
- +08 - basic short
- +0800 - basic
- +08:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
- +0800 - sign character (+) followed by a four digit time providing hours (08) and minutes (00) of the offset. Indicates eight 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
- Hotel - Military abbreviation for HKT
- H - short form of 'Hotel'
IANA/Olson: Reflects HKT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
- Asia/Hong_Kong
- Hongkong
Time zones with the GMT +8 offset:
- ACT - ASEAN Common Time
- AWST - Australian Western Standard Time
- BNT - Brunei Darussalam Time
- CAST - Casey Time
- CHOT - Choibalsan Time
- CST - China Standard Time
- H - Hotel Time Zone
- HKT - Hong Kong Time
- HOVST - Hovd Summer Time
- IRKT - Irkutsk Time
- KRAST - Krasnoyarsk Summer Time
- MYT - Malaysia Time
- PHT - Philippine Time
- SGT - Singapore Time
- ULAT - Ulaanbaatar Time
- WITA - Central Indonesian Time
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, Sao Tome & Principe, 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.
GMT 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
GMT Abbreviation: Several time zones share GMT abbreviation and it could refer to these time zones
- Greenwich Mean Time - UTC +0
- GMT - UTC +1
- GMT+03:00 - UTC +3
- GMT+07:00 - UTC +7
- GMT-03:00 - UTC -3
- GMT+11:00 - UTC +11
Time zones with the GMT +0 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
Korea Standard Time
Offset: KST is 9 hours ahead Greenwich Mean Time (GMT) and is used in Asia
Countries: It is used in following countries: Korea (North), Korea (South)
Principal Cities: The largest city in the KST timezone is Seoul from South Korea with population about 10.349 million people. Other major cities in the area are Busan, Pyongyang, Incheon, Daegu
Daylight Saving: Korea Standard Time (KST) is not adjusted for daylight saving therefore KST remains the same through out the year. This means, unlike some time zones where the clock is set forward by one hour every summer and backward by one hour during winter to adjust for daylight saving, Korea Standard Time remains the same
KST representations, usage and related time zones
W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
- +09 - basic short
- +0900 - basic
- +09:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
- +0900 - sign character (+) followed by a four digit time providing hours (09) and minutes (00) of the offset. Indicates nine 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
- India - Military abbreviation for KST
- I - short form of 'India'
IANA/Olson: Reflects KST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
- Asia/Pyongyang
- Asia/Seoul
- ROK
KST Abbreviation: Several time zones share KST abbreviation and it could refer to these time zones
- Korea Standard Time - UTC +9
- Pyongyang Time - UTC +8:30
Time zones with the GMT +9 offset:
- AWDT - Australian Western Daylight Time
- CHOST - Choibalsan Summer Time
- I - India Time Zone
- IRKST - Irkutsk Summer Time
- JST - Japan Standard Time
- KST - Korea Standard Time
- PWT - Palau Time
- TLT - East Timor Time
- ULAST - Ulaanbaatar Summer Time
- WIT - Eastern Indonesian Time
- YAKT - Yakutsk Time
EST to IST GMT to EST PST to EST EST to GMT PST to GMT
