GMT (GMT+04:00)
GMT +4
AST/ADT
Atlantic Standard Time
GMT -4
ADT automatically adjusted to AST time zone, that is in use

Time Difference

GMT (GMT+04:00) is 8 hours ahead of Atlantic Standard Time
6:00 am06:00 in Tamarin, Mauritius is 10:00 pm22:00 in AST

Tamarin to ADT call time
Best time for a conference call or a meeting is between 3pm-6pm in Tamarin which corresponds to 8am-11am in ADT

6:00 am06:00 GMT (GMT+04:00) (Tamarin, Mauritius). Offset UTC +4:00 hours
10:00 pm22:00 Atlantic Standard Time (AST). Offset UTC -4:00 hours

6:00 am06:00 Tamarin, Mauritius / 10:00 pm22:00 AST

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

Tamarin Information

Time Zone

Abbreviation / Name
GMT - GMT+04:00
+04 -
UTC / GMT Offset
+4:00 hours during GMT+04:00, currently in use.
+4:00 hours during .
Daylight Saving Time Change
0:00 hours - DST is NOT in use
Daylight Saving Time Starts
March 29 at 01:00 local time. DST starts annually on the same date and time.. Clocks are turned 0 hour forward. Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
January 19 at 07:14 local time. DST ends annually on the same date and time.. Clocks are turned 0 hour backward. Also called Fall Back or switch to Winter Time.

Tamarin Facts

Country
Mauritius
Population
3,764
Currency
Rupee (MUR)
Geographic Coordinates
20° 19' S Latitude / 57° 22' E Longitude
International Dialing Code
+230

Atlantic Daylight Time

Offset: ADT is 3 hours behind Greenwich Mean Time (GMT) and is used in North America

Countries: It is used in following countries: Bermuda, Canada, Greenland

Principal Cities: The largest city in the ADT timezone is Halifax from Canada with population about 359,111 people. Other major cities in the area are Sydney, Dartmouth, Saint John, Moncton

Daylight Saving: Atlantic Daylight Time (ADT) is a daylight saving/summer timezone, however during winter some places adjust time for one hour back and observe Atlantic Standard Time (AST).

End: ADT ended and clocks were set one hour back on Sunday, 01 November 2020, at 2:00 (2:00 am) local time.

Start: ADT starts and clocks are set one hour forward on Sunday, 14 March 2021, at 2:00 (2:00 am) local time.

French: HAA - Heure Avancée de l'Atlantique

ADT Time Zone Geo Map
ADT timezone map

ADT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -03 - basic short
  • -0300 - basic
  • -03:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0300 - sign character (-) followed by a four digit time providing hours (03) and minutes (00) of the offset. Indicates three hour and zero minutes time differences to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Papa - Military abbreviation for ADT
  • P - short form of 'Papa'
IANA/Olson: Reflects ADT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Glace_Bay
  • America/Goose_Bay
  • America/Halifax
  • America/Moncton
  • America/Thule
  • Atlantic/Bermuda
  • Canada/Atlantic
Time zones with the GMT -3 offset:
  • ADT - Atlantic Daylight Time
  • PMT - Pierre & Miquelon Standard Time
  • PMST - Pierre & Miquelon Standard Time
  • WGT - West Greenland Time
  • AMST - Amazon Summer Time
  • ART - Argentina Time
  • BRT - Brasília time
  • CLST - Chile Summer Time
  • FKST - Falkland Islands Summer Time
  • GFT - French Guiana Time
  • P - Papa Time Zone
  • PYST - Paraguay Summer Time
  • SRT - Suriname Time
  • UYT - Uruguay Time
  • GMT - GMT-03:00
  • -03 -