Updating current time…
MART
UTC−9:30
12am
3am
6am
9am
12pm
3pm
6pm
9pm
AHDT
12am
3am
6am
9am
12pm
3pm
6pm
9pm
AHDT is not used on this date
This converter keeps AHDT at UTC−9. Anchorage uses AKDT (UTC−8) on this date. Open the AKDT converter, or choose Anchorage, Fairbanks, or Juneau for city-specific time.

Quick answers

Selected conversion

2:30 am02:30 MART (UTC-9:30), Oct 17, 2026 = 3:00 am03:00 AHDT (UTC-9), Oct 17, 2026

MART is 30 minutes behind AHDT.

MART and AHDT examples

These examples always use MART (UTC-9:30) and AHDT (UTC-9). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.

MART is 30 minutes behind AHDT.

How the time difference changes

MART is 30 minutes behind AHDT year-round.

Working hours of 9:00 am to 6:00 pm in MART correspond to 9:30 am to 6:30 pm in AHDT.Working hours of 09:00 to 18:00 in MART correspond to 09:30 to 18:30 in AHDT.

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

Time Difference

Marquesas Time is 30 minutes behind Alaska-Hawaii Daylight Time.
2:30 am02:30 in MART is 3:00 am03:00 in AHDT

MART to AHDT call time
Best time for a conference call or a meeting is between 9am-5:30pm09:00-17:30 in MART which corresponds to 9:30am-6pm09:30-18:00 in AHDT

2:30 am02:30 Marquesas Time (MART). Offset UTC -9:30 hours
3:00 am03:00 Alaska-Hawaii Daylight Time (AHDT). Offset UTC -9:00 hours

2:30 am02:30 MART / 3:00 am03:00 AHDT

Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.

Hourly time comparison
MARTAHDT
12:30am
1:30am
2:30am
3:30am
4:30am
5:30am
6:30am
7:30am
8:30am
9:30am
10:30am
11:30am
12:30pm
1:30pm
2:30pm
3:30pm
4:30pm
5:30pm
6:30pm
7:30pm
8:30pm
9:30pm
10:30pm
11:30pm
00:30
01:30
02:30
03:30
04:30
05:30
06:30
07:30
08:30
09:30
10:30
11:30
12:30
13:30
14:30
15:30
16:30
17:30
18:30
19:30
20:30
21:30
22:30
23:30

Marquesas Time

Offset: MART is 9 hours and 30 minutes behind Greenwich Mean Time (GMT).

Countries using this time zone: French Polynesia

Principal Cities: The largest city in the MART time zone is Atuona in French Polynesia, with about 1,762 people. Other major cities in this time zone include Taiohae.

Daylight Saving: Clocks in Marquesas Time (MART) do not change for daylight saving time, so MART stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.

MART 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 an offset of nine hours and thirty minutes to the west of the zero meridian.

Alaska-Hawaii Daylight Time

Offset: AHDT is 9 hours behind Greenwich Mean Time (GMT).

AHDT 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 an offset of nine hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Victor - Military abbreviation for AHDT
  • V - short form of 'Victor'
Time zones with the GMT -9 offset:
  • AKST - Alaska Standard Time
  • AHDT - Alaska-Hawaii Daylight Time
  • HADT - Hawaii-Aleutian Daylight Time
  • GAMT - Gambier Time
  • HDT - Hawaii Daylight Time
  • V - Victor Time Zone