Antigua and Barbuda
AST
HST/HDT
Hawaii Standard Time
GMT -10
HDT automatically adjusted to HST time zone, that is in use

Time Difference

AST (Atlantic Standard Time) is 6 hours ahead of Hawaii Standard Time
7:00 pm19:00 in Saint John's, Antigua and Barbuda is 1:00 pm13:00 in HST

Saint John's to HDT call time
Best time for a conference call or a meeting is between 1pm-6pm in Saint John's which corresponds to 8am-1pm in HDT

7:00 pm19:00 AST (Atlantic Standard Time) (Saint John's, Antigua and Barbuda). Offset UTC -4:00 hours
1:00 pm13:00 Hawaii Standard Time (HST). Offset UTC -10:00 hours

7:00 pm19:00 Saint John's, Antigua and Barbuda / 1:00 pm13:00 HST

Saint John's, Antigua and Barbuda HST
12am (midnight) 6pm
1am 7pm
2am 8pm
3am 9pm
4am 10pm
5am 11pm
6am 12am (midnight)
7am 1am
8am 2am
9am 3am
10am 4am
11am 5am
12pm (noon) 6am
1pm 7am
2pm 8am
3pm 9am
4pm 10am
5pm 11am
6pm 12pm (noon)
7pm 1pm
8pm 2pm
9pm 3pm
10pm 4pm
11pm 5pm
0:00 18:00
1:00 19:00
2:00 20:00
3:00 21:00
4:00 22:00
5:00 23:00
6:00 0:00
7:00 1:00
8:00 2:00
9:00 3:00
10:00 4:00
11:00 5:00
12:00 6:00
13:00 7:00
14:00 8:00
15:00 9:00
16:00 10:00
17:00 11:00
18:00 12:00
19:00 13:00
20:00 14:00
21:00 15:00
22:00 16:00
23:00 17:00

Saint John's Information

Time Zone

Abbreviation / Name
AST - Atlantic Standard Time
UTC / GMT Offset
-4:00 hours during Atlantic Standard Time, currently in use.

Saint John's Facts

Country
Antigua and Barbuda
Alternative Names
Saint John, Saint John's, Saint John’s, Sent Dzonsas, Sent Džonsas, Sent Tzons, Sent-Dzhons, St John's, St Johns, St. John's, St.John.s, seinteujonseu, sentojonzu, sheng yue han, sheng yue han shi, snt g'wns, Σεντ Τζονς, Сент-Джонс, סנט ג'ונס, ሴንት ጆንስ፥ አንቲጋ እና ባርቡዳ, セントジョンズ, 圣约翰, 圣约翰市, 세인트존스
Population
24,226
Currency
Dollar (XCD)
Geographic Coordinates
17° 07' N Latitude / 61° 50' W Longitude

Hawaii Daylight Time

Offset: HDT is 9 hours behind Greenwich Mean Time (GMT) and is used in Pacific

Countries: It is used in following countries: United States

HDT 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 west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Victor - Military abbreviation for HDT
  • V - short form of 'Victor'
IANA/Olson: Reflects HDT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Adak
  • America/Atka
  • US/Aleutian
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