BST (British Summer Time)
GMT +1
-04
GMT -4

Time Difference

BST (British Summer Time) is 5 hours ahead of
4:00 pm16:00 in Castlederg, United Kingdom is 11:00 am11:00 in -04

Castlederg to -04 call time
Best time for a conference call or a meeting is between 1pm-6pm in Castlederg which corresponds to 8am-1pm in -04

4:00 pm16:00 BST (British Summer Time) (Castlederg, United Kingdom). Offset UTC +1:00 hour
11:00 am11:00 (-04). Offset UTC -4:00 hours

4:00 pm16:00 Castlederg, United Kingdom / 11:00 am11:00 -04

Castlederg, United Kingdom -04
12am (midnight) 7pm
1am 8pm
2am 9pm
3am 10pm
4am 11pm
5am 12am (midnight)
6am 1am
7am 2am
8am 3am
9am 4am
10am 5am
11am 6am
12pm (noon) 7am
1pm 8am
2pm 9am
3pm 10am
4pm 11am
5pm 12pm (noon)
6pm 1pm
7pm 2pm
8pm 3pm
9pm 4pm
10pm 5pm
11pm 6pm
0:00 19:00
1:00 20:00
2:00 21:00
3:00 22:00
4:00 23:00
5:00 0:00
6:00 1:00
7:00 2:00
8:00 3:00
9:00 4:00
10:00 5:00
11:00 6:00
12:00 7:00
13:00 8:00
14:00 9:00
15:00 10:00
16:00 11:00
17:00 12:00
18:00 13:00
19:00 14:00
20:00 15:00
21:00 16:00
22:00 17:00
23:00 18:00

Castlederg Information

Time Zone

Abbreviation / Name
BST - British Summer Time
GMT - Greenwich Mean Time
UTC / GMT Offset
+1:00 hour during British Summer Time, currently in use.
0:00 hours during Greenwich Mean Time.
Daylight Saving Time Change
+1:00 hour - DST is in use
Daylight Saving Time Starts
October 25 at 01:00 local time. DST starts annually on the same date and time.. Clocks are turned 1 hour forward. Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
March 28 at 00:59 local time. DST ends annually on the same date and time.. Clocks are turned 1 hour backward. Also called Fall Back or switch to Winter Time.

Castlederg Facts

Country
United Kingdom
Alternative Names
Castlederg
Population
2,822
Currency
Pound (GBP)
Geographic Coordinates
54° 42' N Latitude / 7° 35' W Longitude
International Dialing Code
+44

-04

Offset: -04 is 4 hours behind Greenwich Mean Time (GMT) and is used in America

Countries: It is used in following countries: Bolivia, Brazil, Chile, Guyana, Paraguay, Venezuela

Principal Cities: The largest city in the -04 timezone is Santiago from Chile with population about 4.837 million people. Other major cities in the area are Caracas, Maracaibo, Maracay, Manaus

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 (-03).

Start: -04 started and clocks were set one hour back on Sunday, 28 March 2021, at 0:00 (0:00 am) local time.

End: -04 ends and clocks are set one hour forward on Sunday, 03 October 2021, at 0:00 (0:00 am) local time.

-04 representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -04 - basic short
  • -0400 - basic
  • -04:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0400 - sign character (-) followed by a four digit time providing hours (04) and minutes (00) of the offset. Indicates four 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
  • Quebec - Military abbreviation for -04
  • Q - short form of 'Quebec'
IANA/Olson: Reflects -04 time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Asuncion
  • America/Boa_Vista
  • America/Campo_Grande
  • America/Caracas
  • America/Cuiaba
  • America/Guyana
  • America/La_Paz
  • America/Manaus
  • America/Porto_Velho
  • America/Santiago
  • Brazil/West
  • Chile/Continental
  • Etc/GMT+4
Time zones with the GMT -4 offset:
  • AST - Atlantic Standard Time
  • EDT - Eastern Daylight Time
  • AMT - Amazon Time
  • BOT - Bolivia Time
  • CDT - Cuba Daylight Time
  • CLT - Chile Standard Time
  • FKT - Falkland Island Time
  • GYT - Guyana Time
  • PYT - Paraguay Time
  • Q - Quebec Time Zone
  • VET - Venezuelan Standard Time
  • -04 -