Best overlap: 8:30 AM to 11:30 AM in Chennai is 3:00 PM to 6:00 PM in Auckland.
Shoot for 8:30 AM to 11:30 AM in Chennai; your Auckland colleagues will see that as 3:00 PM to 6:00 PM. Since Auckland is 6.5 hours ahead of Chennai, the workdays overlap by around 3 hours; 8:30 AM in Chennai (3:00 PM in Auckland) makes a reliable recurring slot. Note that Auckland follows daylight saving while Chennai stays put, so the times above drift by an hour seasonally.
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Chennai Asia/Kolkata | ||||||||||||||||||||||||
Auckland Pacific/Auckland |
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