EST
Eastern Standard Time
GMT -5
CHADT
Chatham Island Daylight Time
GMT +13:45

Time Difference

Eastern Standard Time is 18 hours and 45 minutes behind of Chatham Island Daylight Time
5:30 pm17:30 in EST is 12:15 pm12:15 in CHADT

EST to CHADT call time
Best time for a conference call or a meeting is between 3:30am-5:30am in EST which corresponds to 10:15pm-12:15pm in CHADT

5:30 pm17:30 Eastern Standard Time (EST). Offset UTC -5:00 hours
12:15 pm12:15 Chatham Island Daylight Time (CHADT). Offset UTC +13:45 hours

5:30 pm17:30 EST / 12:15 pm12:15 CHADT

EST CHADT
12am (midnight) 6:45 pm
1am 7:45 pm
2am 8:45 pm
3am 9:45 pm
4am 10:45 pm
5am 11:45 pm
6am 12:45 am
7am 1:45 am
8am 2:45 am
9am 3:45 am
10am 4:45 am
11am 5:45 am
12pm (noon) 6:45 am
1pm 7:45 am
2pm 8:45 am
3pm 9:45 am
4pm 10:45 am
5pm 11:45 am
6pm 12:45 pm
7pm 1:45 pm
8pm 2:45 pm
9pm 3:45 pm
10pm 4:45 pm
11pm 5:45 pm
0:00 18:45
1:00 19:45
2:00 20:45
3:00 21:45
4:00 22:45
5:00 23:45
6:00 0:45
7:00 1:45
8:00 2:45
9:00 3:45
10:00 4:45
11:00 5:45
12:00 6:45
13:00 7:45
14:00 8:45
15:00 9:45
16:00 10:45
17:00 11:45
18:00 12:45
19:00 13:45
20:00 14:45
21:00 15:45
22:00 16:45
23:00 17:45

Eastern Standard Time

Offset: EST is 5 hours behind Greenwich Mean Time (GMT) and is used in North America

Countries: It is used in following countries: Bahamas, Canada, Haiti, Jamaica, Cayman Islands, Mexico, Panama, Turks & Caicos Is, United States

Principal Cities: The largest city in the EST timezone is New York City from USA with population about 8.175 million people. Other major cities in the area are Toronto, Montreal, Brooklyn, Borough of Queens

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 Eastern Daylight Time (EDT).

Start: EST started and clocks were set one hour back on Sunday, 01 November 2020, at 2:00 (2:00 am) local time.

End: EST ends and clocks are set one hour forward on Sunday, 14 March 2021, at 2:00 (2:00 am) local time.

French: HNE - Heure Normale de l'Est

Spanish: ET - Tiempo del Este, ET - Zona Sureste

EST Time Zone Geo Map
EST timezone map

EST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -05 - basic short
  • -0500 - basic
  • -05:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0500 - sign character (-) followed by a four digit time providing hours (05) and minutes (00) of the offset. Indicates five 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
  • Romeo - Military abbreviation for EST
  • R - short form of 'Romeo'
IANA/Olson: Reflects EST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Atikokan
  • America/Cancun
  • America/Cayman
  • America/Coral_Harbour
  • America/Detroit
  • America/Fort_Wayne
  • America/Grand_Turk
  • America/Indiana/Indianapolis
  • America/Indiana/Marengo
  • America/Indiana/Petersburg
  • America/Indiana/Vevay
  • America/Indiana/Vincennes
  • America/Indiana/Winamac
  • America/Indianapolis
  • America/Iqaluit
  • America/Jamaica
  • America/Kentucky/Louisville
  • America/Kentucky/Monticello
  • America/Louisville
  • America/Montreal
  • America/Nassau
  • America/New_York
  • America/Nipigon
  • America/Panama
  • America/Pangnirtung
  • America/Port-au-Prince
  • America/Thunder_Bay
  • America/Toronto
  • Canada/Eastern
  • EST
  • EST5EDT
  • Jamaica
  • US/East-Indiana
  • US/Eastern
  • US/Michigan
Time zones with the GMT -5 offset:
  • CDT - Central Daylight Time
  • EST - Eastern Standard Time
  • ET - Eastern Time
  • COT - Colombia Time
  • CST - Cuba Standard Time
  • EASST - Easter Island Summer Time
  • ECT - Ecuador Time
  • PET - Peru Time
  • R - Romeo Time Zone
  • -05 -