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IRDT to MSD Converter

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IRST/IRDT
Iran Standard Time
GMT +3:30
12am
3am
6am
9am
12pm
3pm
6pm
9pm
IRDT is not used on this date
This converter uses IRST (GMT +3:30), the offset Tehran uses on this date. Open the IRST converter.
MSK/MSD
Moscow Standard Time
GMT +3
12am
3am
6am
9am
12pm
3pm
6pm
9pm
MSD is not used on this date
This converter uses MSK (GMT +3), the offset Moscow uses on this date. Open the MSK converter.

Quick answers

Selected conversion

The selected date and time will appear here when the converter loads.

IRDT and MSD examples

These examples always use IRDT (UTC+4:30) and MSD (UTC+4). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.

IRDT is 30 minutes ahead of MSD.

How the time difference changes

IRST is 30 minutes ahead of MSK year-round.

Working hours of 9:00 am to 5:00 pm in IRST correspond to 8:30 am to 4:30 pm in MSK.

Compare IRDT time with MSD time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

Iran Standard Time is 0 hours and 30 minutes ahead of Moscow Standard Time
3:30 pm15:30 in IRST is 3:00 pm15:00 in MSK

IRST to MSK call time
Best time for a conference call or a meeting is between 9:30am-5pm in IRST which corresponds to 9am-4:30pm in MSK

3:30 pm15:30 Iran Standard Time (IRST). Offset UTC +3:30 hours
3:00 pm15:00 Moscow Standard Time (MSK). Offset UTC +3:00 hours

3:30 pm15:30 IRST / 3:00 pm15:00 MSK

IRSTMSK
12am (midnight)11:30 pm
1am12:30 am
2am1:30 am
3am2:30 am
4am3:30 am
5am4:30 am
6am5:30 am
7am6:30 am
8am7:30 am
9am8:30 am
10am9:30 am
11am10:30 am
12pm (noon)11:30 am
1pm12:30 pm
2pm1:30 pm
3pm2:30 pm
4pm3:30 pm
5pm4:30 pm
6pm5:30 pm
7pm6:30 pm
8pm7:30 pm
9pm8:30 pm
10pm9:30 pm
11pm10:30 pm
00:0023:30
01:0000:30
02:0001:30
03:0002:30
04:0003:30
05:0004:30
06:0005:30
07:0006:30
08:0007:30
09:0008:30
10:0009:30
11:0010:30
12:0011:30
13:0012:30
14:0013:30
15:0014:30
16:0015:30
17:0016:30
18:0017:30
19:0018:30
20:0019:30
21:0020:30
22:0021:30
23:0022:30

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 an offset of four hours and thirty minutes to the east of the zero meridian.
Time zones with the GMT +4:30 offset:
  • AFT - Afghanistan Time
  • IRDT - Iran Daylight Time

Moscow Daylight Time

Offset: MSD is 4 hours ahead Greenwich Mean Time (GMT) and is used in Europe

MSD 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 an offset of four hours to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Delta - Military abbreviation for MSD
  • D - short form of 'Delta'
Time zones with the GMT +4 offset:
  • KUYT - Kuybyshev Time
  • MSD - Moscow Daylight Time
  • SAMT - Samara Time
  • AMT - Armenia Time
  • AZT - Azerbaijan Time
  • D - Delta Time Zone
  • GET - Georgia Standard Time
  • GST - Gulf Standard Time
  • MUT - Mauritius Time
  • RET - Reunion Time
  • SCT - Seychelles Time
EST to ISTGMT to ESTPST to ESTEST to GMTPST to GMT