IST to AST Ast Converter
Time Difference
India Standard Time is 5 hours and 30 minutes ahead of Azores Summer Time
4:00 pm16:00 in IST is 10:30 am10:30 in AST
IST to AST call time
Best time for a conference call or a meeting is between 1:30pm-6pm in IST which corresponds to 8am-12:30pm in AST
4:00 pm16:00 India Standard Time (IST). Offset UTC +5:30 hours
10:30 am10:30 Azores Summer Time (AST). Offset UTC 0:00 hours
4:00 pm16:00 IST / 10:30 am10:30 AST
| IST | AST |
|---|---|
| 12am (midnight) | 6:30 pm |
| 1am | 7:30 pm |
| 2am | 8:30 pm |
| 3am | 9:30 pm |
| 4am | 10:30 pm |
| 5am | 11:30 pm |
| 6am | 12:30 am |
| 7am | 1:30 am |
| 8am | 2:30 am |
| 9am | 3:30 am |
| 10am | 4:30 am |
| 11am | 5:30 am |
| 12pm (noon) | 6:30 am |
| 1pm | 7:30 am |
| 2pm | 8:30 am |
| 3pm | 9:30 am |
| 4pm | 10:30 am |
| 5pm | 11:30 am |
| 6pm | 12:30 pm |
| 7pm | 1:30 pm |
| 8pm | 2:30 pm |
| 9pm | 3:30 pm |
| 10pm | 4:30 pm |
| 11pm | 5:30 pm |
| 0:00 | 18:30 |
| 1:00 | 19:30 |
| 2:00 | 20:30 |
| 3:00 | 21:30 |
| 4:00 | 22:30 |
| 5:00 | 23:30 |
| 6:00 | 0:30 |
| 7:00 | 1:30 |
| 8:00 | 2:30 |
| 9:00 | 3:30 |
| 10:00 | 4:30 |
| 11:00 | 5:30 |
| 12:00 | 6:30 |
| 13:00 | 7:30 |
| 14:00 | 8:30 |
| 15:00 | 9:30 |
| 16:00 | 10:30 |
| 17:00 | 11:30 |
| 18:00 | 12:30 |
| 19:00 | 13:30 |
| 20:00 | 14:30 |
| 21:00 | 15:30 |
| 22:00 | 16:30 |
| 23:00 | 17:30 |
India Standard Time
Offset: IST is 5 hours and 30 minutes ahead Greenwich Mean Time (GMT) and is used in Asia
Countries: It is used in following countries: India
Principal Cities: The largest city in the IST timezone is Mumbai from India with population about 12.692 million people. Other major cities in the area are Delhi, Bangalore, Kolkata, Chennai
Daylight Saving: India Standard Time (IST) is not adjusted for daylight saving therefore IST remains the same through out the year. This means, unlike some time zones where the clock is set forward by one hour every summer and backward by one hour during winter to adjust for daylight saving, India Standard Time remains the same
IST representations, usage and related time zones
- +0530 - basic
- +05:30 - extended
- +0530 - sign character (+) followed by a four digit time providing hours (05) and minutes (30) of the offset. Indicates five hour and thirty minutes time differences to the east of the zero meridian.
- Asia/Calcutta
- Asia/Kolkata
- India Standard Time - UTC +5:30
- Irish Standard Time - UTC +1
- Israel Standard Time - UTC +2
- Iran Standard Time - UTC +3:30
Azores Summer Time
Offset: AST is 0 hours ahead Greenwich Mean Time (GMT) and is used in Atlantic
AST representations, usage and related time zones
- Z - is the zone designator for the zero UTC/GMT offset, also known as 'Zulu' time
- +00 - basic short
- +0000 - basic
- +00:00 - extended
- +0000 - sign character (+) followed by a four digit time providing hours (00) and minutes (00) of the offset. Indicates zero hour and zero minutes time differences of the zero meridian.
- Zulu - Military abbreviation for AST
- Z - short form of 'Zulu'
- Atlantic Standard Time - UTC -4
- Arabia Standard Time - UTC +3
- Arabian Standard Time - UTC +3
- Argentina Standard Time - UTC -3
- Apia Standard Time - UTC +13
- Azores Summer Time - UTC +0
- EGST - Eastern Greenland Summer Time
- GMT - Greenwich Mean Time
- WET - Western European Time
- AZOST - Azores Summer Time
- UTC - Universal Time Coordinated
- WT - Western Sahara Standard Time
- Z - Zulu Time Zone