Kolkata, India to IRDT
Time Difference
IST (India Standard Time) is 1 hour ahead of Iran Daylight Time
9:30 am09:30 in Kolkata, India is 8:30 am08:30 in IRDT
Kolkata to IRDT call time
Best time for a conference call or a meeting is between 9am-6pm in Kolkata which corresponds to 8am-5pm in IRDT
9:30 am09:30 IST (India Standard Time) (Kolkata, India). Offset UTC +5:30 hours
8:30 am08:30 Iran Daylight Time (IRDT). Offset UTC +4:30 hours
9:30 am09:30 Kolkata, India / 8:30 am08:30 IRDT
| Kolkata, India | IRDT |
|---|---|
| 12am (midnight) | 11pm |
| 1am | 12am (midnight) |
| 2am | 1am |
| 3am | 2am |
| 4am | 3am |
| 5am | 4am |
| 6am | 5am |
| 7am | 6am |
| 8am | 7am |
| 9am | 8am |
| 10am | 9am |
| 11am | 10am |
| 12pm (noon) | 11am |
| 1pm | 12pm (noon) |
| 2pm | 1pm |
| 3pm | 2pm |
| 4pm | 3pm |
| 5pm | 4pm |
| 6pm | 5pm |
| 7pm | 6pm |
| 8pm | 7pm |
| 9pm | 8pm |
| 10pm | 9pm |
| 11pm | 10pm |
| 0:00 | 23:00 |
| 1:00 | 0:00 |
| 2:00 | 1:00 |
| 3:00 | 2:00 |
| 4:00 | 3:00 |
| 5:00 | 4:00 |
| 6:00 | 5:00 |
| 7:00 | 6:00 |
| 8:00 | 7:00 |
| 9:00 | 8:00 |
| 10:00 | 9:00 |
| 11:00 | 10:00 |
| 12:00 | 11:00 |
| 13:00 | 12:00 |
| 14:00 | 13:00 |
| 15:00 | 14:00 |
| 16:00 | 15:00 |
| 17:00 | 16:00 |
| 18:00 | 17:00 |
| 19:00 | 18:00 |
| 20:00 | 19:00 |
| 21:00 | 20:00 |
| 22:00 | 21:00 |
| 23:00 | 22:00 |
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
Iran Daylight Time
Offset: IRDT is 4 hours and 30 minutes ahead Greenwich Mean Time (GMT) and is used in Asia
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