Question 1

What is daylight saving time offset?

Accepted Answer

Most areas add 1 hour in summer. Check if DST is active for accurate conversions.

Question 2

How do I calculate time difference between cities?

Accepted Answer

Compare their UTC offsets. New York (UTC-5) to London (UTC+0) = 5 hours difference.

Question 3

How do leap years affect these calculations?

Accepted Answer

Leap years add an extra day (Feb 29) every 4 years, except centuries not divisible by 400. Our calculator accounts for all leap year rules.

Question 4

Which calendar system does this use?

Accepted Answer

This uses the Gregorian calendar (standard worldwide since 1582). For historical dates before adoption, results may differ from Julian calendar dates.

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