IRDT
Iran Daylight Time
GMT +4:30
Japan
JST

Time Difference

Iran Daylight Time is 4 hours and 30 minutes behind JST (Japan Standard Time)
10:30 am10:30 in IRDT is 3:00 pm15:00 in Koga, Japan

IRDT to Koga call time
Best time for a conference call or a meeting is between 8am-1:30pm in IRDT which corresponds to 12:30pm-6pm in Koga

10:30 am10:30 Iran Daylight Time (IRDT). Offset UTC +4:30 hours
3:00 pm15:00 JST (Japan Standard Time) (Koga, Japan). Offset UTC +9:00 hours

10:30 am10:30 IRDT / 3:00 pm15:00 Koga, Japan

IRDT Koga, Japan
12am (midnight) 4:30 am
1am 5:30 am
2am 6:30 am
3am 7:30 am
4am 8:30 am
5am 9:30 am
6am 10:30 am
7am 11:30 am
8am 12:30 pm
9am 1:30 pm
10am 2:30 pm
11am 3:30 pm
12pm (noon) 4:30 pm
1pm 5:30 pm
2pm 6:30 pm
3pm 7:30 pm
4pm 8:30 pm
5pm 9:30 pm
6pm 10:30 pm
7pm 11:30 pm
8pm 12:30 am
9pm 1:30 am
10pm 2:30 am
11pm 3:30 am
0:00 4:30
1:00 5:30
2:00 6:30
3:00 7:30
4:00 8:30
5:00 9:30
6:00 10:30
7:00 11:30
8:00 12:30
9:00 13:30
10:00 14:30
11:00 15:30
12:00 16:30
13:00 17:30
14:00 18:30
15:00 19:30
16:00 20:30
17:00 21:30
18:00 22:30
19:00 23:30
20:00 0:30
21:00 1:30
22:00 2:30
23:00 3:30

Iran Daylight Time

Offset: IRDT is 4 hours and 30 minutes ahead Greenwich Mean Time (GMT) and is used in Asia

IRDT Time Zone Geo Map
IRDT timezone map

IRDT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +0430 - basic
  • +04:30 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0430 - sign character (+) followed by a four digit time providing hours (04) and minutes (30) of the offset. Indicates four hour and thirty minutes time differences to the east of the zero meridian.
Time zones with the GMT +4:30 offset:
  • AFT - Afghanistan Time
  • IRDT - Iran Daylight Time

Koga Information

Time Zone

Abbreviation / Name
JST - Japan Standard Time
UTC / GMT Offset
+9:00 hours during Japan Standard Time, currently in use.

Koga Facts

Country
Japan
Alternative Names
Koga, gu he, Кога, 古賀
Population
60,045
Currency
Yen (JPY)
Geographic Coordinates
33° 43' N Latitude / 130° 28' E Longitude
International Dialing Code
+81