Iran
IST
TST
Tonga Standard Time
GMT +13

Time Difference

IST (Iran Standard Time) is 9 hours and 30 minutes behind Tonga Standard Time
3:00 am03:00 in Alvand, Iran is 12:30 pm12:30 in TST

Alvand to TST call time
Best time for a conference call or a meeting is between 8am-10am in Alvand which corresponds to 5:30pm-7:30pm in TST

3:00 am03:00 IST (Iran Standard Time) (Alvand, Iran). Offset UTC +3:30 hours
12:30 pm12:30 Tonga Standard Time (TST). Offset UTC +13:00 hours

3:00 am03:00 Alvand, Iran / 12:30 pm12:30 TST

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

Alvand Information

Time Zone

Abbreviation / Name
IST - Iran Standard Time
IRDT - Iran Daylight Time
UTC / GMT Offset
+3:30 hours during Iran Standard Time, currently in use.
+4:30 hours during Iran Daylight Time.
Daylight Saving Time Change
+1:00 hour - DST is NOT in use
Daylight Saving Time Starts
Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Also called Fall Back or switch to Winter Time.

Alvand Facts

Country
Iran
Alternative Names
Alborz, Alvand, albrz, alwnd, البرز, الوند
Population
90,000
Currency
Rial (IRR)
Geographic Coordinates
36° 11' N Latitude / 50° 03' E Longitude
International Dialing Code
+98

Tonga Standard Time

Offset: TST is 13 hours ahead Greenwich Mean Time (GMT) and is used in Pacific

TST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +13 - basic short
  • +1300 - basic
  • +13:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +1300 - sign character (+) followed by a four digit time providing hours (13) and minutes (00) of the offset. Indicates thirteen hour and zero minutes time differences to the east of the zero meridian.
TST Abbreviation: Several time zones share TST abbreviation and it could refer to these time zones
  • Tonga Standard Time - UTC +13
  • Turkmenistan Standard Time - UTC +5
Time zones with the GMT +13 offset:
  • FJST - Fiji Summer Time
  • NZDT - New Zealand Daylight Time
  • PHOT - Phoenix Island Time
  • TKT - Tokelau Time
  • TOT - Tonga Time
  • WST - West Samoa Time
  • WSST - West Samoa Standard Time