Ireland
IST
IRKT
Irkutsk Time
GMT +8

Time Difference

IST (Irish Standard Time) is 7 hours behind Irkutsk Time
3:30 pm15:30 in Castleknock, Ireland is 10:30 pm22:30 in IRKT

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

3:30 pm15:30 IST (Irish Standard Time) (Castleknock, Ireland). Offset UTC +1:00 hour
10:30 pm22:30 Irkutsk Time (IRKT). Offset UTC +8:00 hours

3:30 pm15:30 Castleknock, Ireland / 10:30 pm22:30 IRKT

Castleknock, Ireland IRKT
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 12am (midnight)
6pm 1am
7pm 2am
8pm 3am
9pm 4am
10pm 5am
11pm 6am
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 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

Castleknock Information

Time Zone

Abbreviation / Name
IST - Irish Standard Time
GMT - Greenwich Mean Time
UTC / GMT Offset
+1:00 hour during Irish Standard Time, currently in use.
0:00 hours during Greenwich Mean Time.
Daylight Saving Time Change
+1:00 hour - DST is NOT in use
Daylight Saving Time Starts
Sunday, October 27, 2024 at 2:00 am local time. DST starts annually the on last Sunday of October. Clocks are turned forward 1 hour to Sunday, October 27, 2024, 3:00 am local daylight time instead. Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Sunday, March 31, 2024 at 1:00 am local time. DST ends annually the on last Sunday of March. Clocks are turned backward 1 hour to Sunday, March 31, 2024, 12:00 am local standard time instead. Also called Fall Back or switch to Winter Time.

Castleknock Facts

Country
Ireland
Alternative Names
Caislean Cnucha, Caisleán Cnucha, Kaslnok, kslnak, Каслнок, کسلناک
Population
8,301
Currency
Euro (EUR)
Geographic Coordinates
53° 22' N Latitude / 6° 21' W Longitude
International Dialing Code
+353

Irkutsk Time

Offset: IRKT is 8 hours ahead Greenwich Mean Time (GMT) and is used in Asia

IRKT Time Zone Geo Map
IRKT timezone map

IRKT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +08 - basic short
  • +0800 - basic
  • +08:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0800 - sign character (+) followed by a four digit time providing hours (08) and minutes (00) of the offset. Indicates eight hour and zero minutes time differences to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Hotel - Military abbreviation for IRKT
  • H - short form of 'Hotel'
Time zones with the GMT +8 offset:
  • ACT - ASEAN Common Time
  • AWST - Australian Western Standard Time
  • BNT - Brunei Darussalam Time
  • CAST - Casey Time
  • CHOT - Choibalsan Time
  • CST - China Standard Time
  • H - Hotel Time Zone
  • HKT - Hong Kong Time
  • HOVST - Hovd Summer Time
  • IRKT - Irkutsk Time
  • KRAST - Krasnoyarsk Summer Time
  • MYT - Malaysia Time
  • PHT - Philippine Time
  • SGT - Singapore Time
  • ULAT - Ulaanbaatar Time
  • WITA - Central Indonesian Time