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AustraliaAEDT
UTC+11
12am
3am
6am
9am
12pm
3pm
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9pm
BST
12am
3am
6am
9am
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3pm
6pm
9pm

Quick answers

Selected conversion

11:00 pm23:00 AEDT (UTC+11), Oct 13, 2026 = 1:00 pm13:00 BST (UTC+1), Oct 13, 2026

Penguin is 10 hours ahead of BST.

How the time difference changes

Depending on seasonal clock changes, Penguin is 9 hours ahead of BST, Penguin is 10 hours ahead of BST, or Penguin is 11 hours ahead of GMT.

Depending on seasonal clock changes, working hours of 9:00 am to 5:00 pm in Penguin correspond to 12:00 am to 8:00 am in BST, working hours of 9:00 am to 5:00 pm in Penguin correspond to 11:00 pm (previous day) to 7:00 am in BST, or working hours of 9:00 am to 5:00 pm in Penguin correspond to 10:00 pm (previous day) to 6:00 am in GMT.Depending on seasonal clock changes, working hours of 09:00 to 17:00 in Penguin correspond to 00:00 to 08:00 in BST, working hours of 09:00 to 17:00 in Penguin correspond to 23:00 (previous day) to 07:00 in BST, or working hours of 09:00 to 17:00 in Penguin correspond to 22:00 (previous day) to 06:00 in GMT.

Compare Penguin time with BST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

AEDT (Australian Eastern Daylight Time) is 10 hours ahead of British Summer Time.
11:00 pm23:00 in Penguin, Australia is 1:00 pm13:00 in BST

Penguin to BST call time
Best time for a conference call or a meeting is between 5:30pm-6:30pm17:30-18:30 in Penguin which corresponds to 7:30am-8:30am07:30-08:30 in BST. Their 9am–5pm09:00–17:00 working hours do not overlap; this is a suggested compromise.

11:00 pm23:00 AEDT (Australian Eastern Daylight Time) (Penguin, Australia). Offset UTC +11:00 hours
1:00 pm13:00 British Summer Time (BST). Offset UTC +1:00 hour

11:00 pm23:00 Penguin, Australia / 1:00 pm13:00 BST

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Hourly time comparison
Penguin, AustraliaBST
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Penguin Time Zone and Facts

Time Zone

Abbreviation / Offset
AEDT – Australian Eastern Daylight Time, UTC+11 (now, daylight saving time)
AEST – Australian Eastern Standard Time, UTC+10 (standard time)
Daylight Saving Time Ends
123456789101112Sunday, April 4, 2027 at 3:00 amSunday, April 4, 2027 at 03:00: clocks go back 1 hour to 2:00 am02:00 (AEST). DST ends on the 1st Sunday of April each year. Also called Fall Back or Winter Time.
Daylight Saving Time Starts
123456789101112Sunday, October 3, 2027 at 2:00 amSunday, October 3, 2027 at 02:00: clocks go forward 1 hour to 3:00 am03:00 (AEDT). DST starts on the 1st Sunday of October each year. Also called Spring Forward or Summer Time.

Penguin Facts

Country
Australia
Population
3,728
Currency
Dollar (AUD)
Geographic Coordinates
41° 07' S Latitude / 146° 04' E Longitude
International Dialing Code
+61

British Summer Time

Offset: BST is 1 hour ahead of Greenwich Mean Time (GMT).

Countries using this time zone: Britain (UK), Guernsey, Isle of Man, Jersey

Principal Cities: The largest city in the BST time zone is London in the United Kingdom, with about 8.962 million people. Other major cities in this time zone include Birmingham, Glasgow, Manchester, Sheffield.

Map of the areas on British Summer Time (BST)
BST part of the year

Today all shaded areas are on BST.

Daylight Saving: British Summer Time (BST) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Greenwich Mean Time (GMT).

123456789101112Start: British Summer Time (BST) started on Sunday, March 29, 2026 at 1:00 am01:00 local time and clocks were set one hour forward to Sunday, March 29, 2026, 2:00 am02:00. Daylight saving starts annually on the last Sunday of March.

123456789101112End: British Summer Time (BST) ends on Sunday, October 25, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, October 25, 2026, 1:00 am01:00 local standard time instead. Daylight saving ends annually on the last Sunday of October.

See upcoming clock changes worldwide.

BST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +01 - basic short
  • +0100 - basic
  • +01:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0100 - sign character (+) followed by a four digit time providing hours (01) and minutes (00) of the offset. Indicates an offset of one hour to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Alpha - Military abbreviation for BST
  • A - short form of 'Alpha'
IANA/Olson: Reflects BST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Europe/Belfast
  • Europe/Guernsey
  • Europe/Isle_of_Man
  • Europe/Jersey
  • Europe/London
  • GB
  • GB-Eire
BST Abbreviation: Several time zones share BST abbreviation and it could refer to these time zones
  • British Summer Time - UTC +1
  • Bangladesh Standard Time - UTC +6
  • Bougainville Standard Time - UTC +11
Time zones with the GMT +1 offset:
  • BST - British Summer Time
  • CET - Central European Time
  • IST - Irish Standard Time
  • WEST - Western European Summer Time
  • A - Alpha Time Zone
  • CET - Central European Time
  • MEZ - Mitteleuropäische Zeit
  • WAT - West Africa Time
  • WST - Western Sahara Summer Time
  • BMT - Biel Mean Time