IST to BST Pacific
Time Difference
India Standard Time is 5 hours and 30 minutes behind Bougainville Standard Time
11:00 pm23:00 in IST is 4:30 am04:30 in BST
IST to BST call time
Best time for a conference call or a meeting is between 8am-12:30pm in IST which corresponds to 1:30pm-6pm in BST
11:00 pm23:00 India Standard Time (IST). Offset UTC +5:30 hours
4:30 am04:30 Bougainville Standard Time (BST). Offset UTC +11:00 hours
11:00 pm23:00 IST / 4:30 am04:30 BST
| IST | BST |
|---|---|
| 12am (midnight) | 5:30 am |
| 1am | 6:30 am |
| 2am | 7:30 am |
| 3am | 8:30 am |
| 4am | 9:30 am |
| 5am | 10:30 am |
| 6am | 11:30 am |
| 7am | 12:30 pm |
| 8am | 1:30 pm |
| 9am | 2:30 pm |
| 10am | 3:30 pm |
| 11am | 4:30 pm |
| 12pm (noon) | 5:30 pm |
| 1pm | 6:30 pm |
| 2pm | 7:30 pm |
| 3pm | 8:30 pm |
| 4pm | 9:30 pm |
| 5pm | 10:30 pm |
| 6pm | 11:30 pm |
| 7pm | 12:30 am |
| 8pm | 1:30 am |
| 9pm | 2:30 am |
| 10pm | 3:30 am |
| 11pm | 4:30 am |
| 0:00 | 5:30 |
| 1:00 | 6:30 |
| 2:00 | 7:30 |
| 3:00 | 8:30 |
| 4:00 | 9:30 |
| 5:00 | 10:30 |
| 6:00 | 11:30 |
| 7:00 | 12:30 |
| 8:00 | 13:30 |
| 9:00 | 14:30 |
| 10:00 | 15:30 |
| 11:00 | 16:30 |
| 12:00 | 17:30 |
| 13:00 | 18:30 |
| 14:00 | 19:30 |
| 15:00 | 20:30 |
| 16:00 | 21:30 |
| 17:00 | 22:30 |
| 18:00 | 23:30 |
| 19:00 | 0:30 |
| 20:00 | 1:30 |
| 21:00 | 2:30 |
| 22:00 | 3:30 |
| 23:00 | 4:30 |
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
Bougainville Standard Time
Offset: BST is 11 hours ahead Greenwich Mean Time (GMT) and is used in Pacific
BST representations, usage and related time zones
- +11 - basic short
- +1100 - basic
- +11:00 - extended
- +1100 - sign character (+) followed by a four digit time providing hours (11) and minutes (00) of the offset. Indicates eleven hour and zero minutes time differences to the east of the zero meridian.
- Lima - Military abbreviation for BST
- L - short form of 'Lima'
- British Summer Time - UTC +1
- Bangladesh Standard Time - UTC +6
- Bougainville Standard Time - UTC +11
- Brasilia Standard Time - UTC -3
- AEDT - Australian Eastern Daylight Time
- BST - Bougainville Standard Time
- KOST - Kosrae Time
- L - Lima Time Zone
- LHDT - Lord Howe Daylight Time
- NCT - New Caledonia Time
- PETT - Kamchatka Time
- PONT - Pohnpei Standard Time
- SBT - Solomon IslandsTime
- VLAST - Vladivostok Summer Time
- VUT - Vanuatu Time