Best overlap: 8:30 AM to 11:30 AM in Kolkata is 3:00 PM to 6:00 PM in Auckland.
The sweet spot is 8:30 AM to 11:30 AM Kolkata time, matching 3:00 PM to 6:00 PM in Auckland. Roughly 3 hours of common time means scheduling is manageable; just avoid the very edges of the window. Just remember Auckland changes its clocks for daylight saving and Kolkata doesn't, so confirm the overlap whenever the seasons turn.
| Local time | 12am | 1am | 2am | 3am | 4am | 5am | 6am | 7am | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm | 8pm | 9pm | 10pm | 11pm |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Kolkata Asia/Kolkata | ||||||||||||||||||||||||
Auckland Pacific/Auckland |
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