India
IST
YST
Yakutsk Standard Time
GMT +9

Time Difference

IST (India Standard Time) is 3 hours and 30 minutes behind Yakutsk Standard Time
10:00 pm22:00 in Kolkata, India is 1:30 am01:30 in YST

Kolkata to YST call time
Best time for a conference call or a meeting is between 8am-2:30pm in Kolkata which corresponds to 11:30am-6pm in YST

10:00 pm22:00 IST (India Standard Time) (Kolkata, India). Offset UTC +5:30 hours
1:30 am01:30 Yakutsk Standard Time (YST). Offset UTC +9:00 hours

10:00 pm22:00 Kolkata, India / 1:30 am01:30 YST

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

Kolkata Information

Time Zone

Abbreviation / Name
IST - India Standard Time
UTC / GMT Offset
+5:30 hours during India Standard Time, currently in use.

Kolkata Facts

Country
India
Alternative Names
CCU, Calcuta, Calcutta, Calcutá, Calcúta, Caligardamana, Kaelkuettae, Kal'kuta, Kal'kutta, Kal'kuttae, Kalikata, Kalikātā, Kalkata, Kalkota, Kalkouta, Kalkueta, Kalkuta, Kalkutta, Kalkútta, Kalküta, Kolkat, Kolkata, Kolkate, Kolkato, Kolkāta, Kälküttä, Kəlkətə, Sealdah, jia er ge da, jia li ji da, kalakata, kalakatta, kalikata, kalkata, keaൽkkatta, klkta, klkth, klkwth, ko l ka ta, kolakata, kolkata, kolkatta, kol‌kata, korukata, kwlkata, kʼolkʼatʼa, qwlqth, Καλκούτα, Калькута, Калькуттæ, Калькутта, Колката, Колкате, Կալկաթա, כלכותה, קאלקאטא, קולקטה, كلكتا, كولكاتا, کلکته, کلکتہ, کولکاتہ, کَلٕکَتا, کەلکەتە, कलकत्ता, कोलकाता, কলকাতা, ਕੋਲਕਾਤਾ, કોલકાતા, କଲିକତା, கொல்கத்தா, కోల్‌కాతా, ಕೊಲ್ಕತ್ತ, കൊൽക്കത്ത, โกลกาตา, ཀ་ལི་ཀུ་ཏ, ကာလကတ္တားမြို့, კოლკატა, ኮልካታ, コルカタ, 加尔各答, 架利吉打, 콜카타
Population
4,631,392
Currency
Rupee (INR)
Geographic Coordinates
22° 33' N Latitude / 88° 21' E Longitude
International Dialing Code
+91

Yakutsk Standard Time

Offset: YST is 9 hours ahead Greenwich Mean Time (GMT) and is used in Asia

YST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +09 - basic short
  • +0900 - basic
  • +09:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0900 - sign character (+) followed by a four digit time providing hours (09) and minutes (00) of the offset. Indicates nine 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
  • India - Military abbreviation for YST
  • I - short form of 'India'
YST Abbreviation: Several time zones share YST abbreviation and it could refer to these time zones
  • Yukon Standard Time - UTC -7
  • Yakutsk Standard Time - UTC +9
Time zones with the GMT +9 offset:
  • AWDT - Australian Western Daylight Time
  • CHOST - Choibalsan Summer Time
  • I - India Time Zone
  • IRKST - Irkutsk Summer Time
  • JST - Japan Standard Time
  • KST - Korea Standard Time
  • PWT - Palau Time
  • TLT - East Timor Time
  • ULAST - Ulaanbaatar Summer Time
  • WIT - Eastern Indonesian Time
  • YAKT - Yakutsk Time