JST
Japan Standard Time
GMT +9
GMT
Greenwich Mean Time
GMT +0
Germany
CEST

Time Difference

Japan Standard Time is 9 hours ahead of Greenwich Mean Time and 7 hours ahead of CEST (Central European Summer Time)
9:00 am09:00 in JST is 12:00 am00:00 in GMT and is 2:00 am02:00 in Berlin, Germany

JST to GMT call time
Best time for a conference call or a meeting is between 5pm-7pm in JST which corresponds to 8am-10am in GMT
JST to Berlin call time
Best time for a conference call or a meeting is between 3pm-6pm in JST which corresponds to 8am-11am in Berlin

9:00 am09:00 Japan Standard Time (JST). Offset UTC +9:00 hours
12:00 am00:00 Greenwich Mean Time (GMT). Offset UTC 0:00 hours
2:00 am02:00 CEST (Central European Summer Time) (Berlin, Germany). Offset UTC +2:00 hours

9:00 am09:00 JST / 12:00 am00:00 GMT / 2:00 am02:00 Berlin, Germany

JST GMT Berlin, Germany
12am (midnight) 3pm 5pm
1am 4pm 6pm
2am 5pm 7pm
3am 6pm 8pm
4am 7pm 9pm
5am 8pm 10pm
6am 9pm 11pm
7am 10pm 12am (midnight)
8am 11pm 1am
9am 12am (midnight) 2am
10am 1am 3am
11am 2am 4am
12pm (noon) 3am 5am
1pm 4am 6am
2pm 5am 7am
3pm 6am 8am
4pm 7am 9am
5pm 8am 10am
6pm 9am 11am
7pm 10am 12pm (noon)
8pm 11am 1pm
9pm 12pm (noon) 2pm
10pm 1pm 3pm
11pm 2pm 4pm
0:00 15:00 17:00
1:00 16:00 18:00
2:00 17:00 19:00
3:00 18:00 20:00
4:00 19:00 21:00
5:00 20:00 22:00
6:00 21:00 23:00
7:00 22:00 0:00
8:00 23:00 1:00
9:00 0:00 2:00
10:00 1:00 3:00
11:00 2:00 4:00
12:00 3:00 5:00
13:00 4:00 6:00
14:00 5:00 7:00
15:00 6:00 8:00
16:00 7:00 9:00
17:00 8:00 10:00
18:00 9:00 11:00
19:00 10:00 12:00
20:00 11:00 13:00
21:00 12:00 14:00
22:00 13:00 15:00
23:00 14:00 16:00

Japan Standard Time

Offset: JST is 9 hours ahead Greenwich Mean Time (GMT) and is used in Asia

Countries: It is used in following countries: Japan

Principal Cities: The largest city in the JST timezone is Tokyo from Japan with population about 8.337 million people. Other major cities in the area are Yokohama, Osaka shi, Nagoya shi, Sapporo

Daylight Saving: Japan Standard Time (JST) is not adjusted for daylight saving therefore JST 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, Japan Standard Time remains the same

JST Time Zone Geo Map
JST timezone map

JST 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 JST
  • I - short form of 'India'
IANA/Olson: Reflects JST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Asia/Tokyo
  • Japan
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

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 Time Zone Geo Map
GMT timezone map

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+07:00 - UTC +7
  • GMT+03:00 - UTC +3
  • GMT - UTC +1
  • GMT+11:00 - UTC +11
  • GMT-01:00 - UTC -1
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

Berlin Information

Time Zone

Abbreviation / Name
CEST - Central European Summer Time
UTC / GMT Offset
+2:00 hours during Central European Summer Time, currently in use.

Berlin Facts

Country
Germany
Alternative Names
BER, Beirlin, Beirlín, Berleno, Berlien, Berliin, Berliini, Berlijn, Berlim, Berlin, Berline, Berlini, Berlino, Berlyn, Berlynas, Berlëno, Berlín, Berlîn, Berlīne, Berolino, Berolinum, Birlinu, Bèrlîn, Estat de Berlin, Estat de Berlín, bai lin, barlina, beleullin, berlini, berurin, bexrlin, brlyn, perlin, Βερολίνο, Берлин, Берлін, Бэрлін, Բերլին, בערלין, ברלין, برلين, برلین, بېرلىن, ܒܪܠܝܢ, बर्लिन, বার্লিন, பெர்லின், เบอร์ลิน, ბერლინი, ベルリン, 柏林, 베를린
Population
3,426,354
Currency
Euro (EUR)
Geographic Coordinates
52° 31' N Latitude / 13° 24' E Longitude
International Dialing Code
+49