ACST
Australian Central Standard Time
GMT +9:30
PT
Ponape Time
GMT +11

Time Difference

Australian Central Standard Time is 1 hours and 30 minutes behind Ponape Time
6:30 am06:30 in ACST is 8:00 am08:00 in PT

ACST to PT call time
Best time for a conference call or a meeting is between 8am-4:30pm in ACST which corresponds to 9:30am-6pm in PT

6:30 am06:30 Australian Central Standard Time (ACST). Offset UTC +9:30 hours
8:00 am08:00 Ponape Time (PT). Offset UTC +11:00 hours

6:30 am06:30 ACST / 8:00 am08:00 PT

ACST PT
12am (midnight) 1:30 am
1am 2:30 am
2am 3:30 am
3am 4:30 am
4am 5:30 am
5am 6:30 am
6am 7:30 am
7am 8:30 am
8am 9:30 am
9am 10:30 am
10am 11:30 am
11am 12:30 pm
12pm (noon) 1:30 pm
1pm 2:30 pm
2pm 3:30 pm
3pm 4:30 pm
4pm 5:30 pm
5pm 6:30 pm
6pm 7:30 pm
7pm 8:30 pm
8pm 9:30 pm
9pm 10:30 pm
10pm 11:30 pm
11pm 12:30 am
0:00 1:30
1:00 2:30
2:00 3:30
3:00 4:30
4:00 5:30
5:00 6:30
6:00 7:30
7:00 8:30
8:00 9:30
9:00 10:30
10:00 11:30
11:00 12:30
12:00 13:30
13:00 14:30
14:00 15:30
15:00 16:30
16:00 17:30
17:00 18:30
18:00 19:30
19:00 20:30
20:00 21:30
21:00 22:30
22:00 23:30
23:00 0:30

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

ACST Time Zone Geo Map
ACST timezone map

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 Australian Central Daylight Time (ACDT).

Daylight saving time clock moves back for one hour from 3am to 2amStart: Australian Central Standard Time (ACST) started on Sunday, April 3, 2022 at 3:00 am local time and clocks were set one hour back to Sunday, April 3, 2022, 2:00 am. Standard time starts annually the on first Sunday of April.

Daylight saving time clock moves forward for one hour from 2am to 3amEnd: Australian Central Standard Time (ACST) ends on Sunday, October 2, 2022 at 2:00 am local time and clocks are set one hour forward to Sunday, October 2, 2022, 3:00 am local daylight time instead. Standard time starts annually the on first Sunday of October.

ACST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +0930 - basic
  • +09:30 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +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.
IANA/Olson: Reflects ACST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Australia/Adelaide
  • Australia/Broken_Hill
  • Australia/Darwin
  • Australia/North
  • Australia/South
  • Australia/Yancowinna

Ponape Time

Offset: PT is 11 hours ahead Greenwich Mean Time (GMT) and is used in Pacific

PT 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 PT
  • L - short form of 'Lima'
PT Abbreviation: Several time zones share PT abbreviation and it could refer to these time zones
  • Pacific Time - UTC -8
  • Ponape Time - UTC +11
Time zones with the GMT +11 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