Coordinated Universal Time
From Geohashing
Coordinated Universal Time, or UTC, is the official timescale used on this wiki. All timestamps on Talk pages are given in UTC.
The US Eastern Time Zone is either 4 or 5 hours behind UTC, depending on Daylight Saving Time. As such, the New York Stock Exchange opens trading for the Dow Jones Industrial Average at 13:30 UTC from March to November, and at 14:30 UTC from November to March.