| Standard Time Zone was changed | When local standard time is about to reach
Midnight between Wednesday, September 30, 1987 and Thursday, October 1, 1987 clocks are turned forward 0:30 hours to
Thursday, October 1, 1987 at 12:30:00 AM local standard time instead Seconds before and after the change:
| Local time | DST? | UTC offset | Zone name |
|---|
| Wednesday, September 30, 1987 at 11:59:57 PM | No | +5:30 hours | IST | | Wednesday, September 30, 1987 at 11:59:58 PM | No | +5:30 hours | IST | | Wednesday, September 30, 1987 at 11:59:59 PM | No | +5:30 hours | IST | | Thursday, October 1, 1987 at 12:30:00 AM | No | +6 hours | BTT | | Thursday, October 1, 1987 at 12:30:01 AM | No | +6 hours | BTT | | Thursday, October 1, 1987 at 12:30:02 AM | No | +6 hours | BTT |
|
|---|
