You can choose a certain time zone for all timestamps that are received via TeleTrader Professional RTD (for example, the fields Date, Time and DateTime). All time definitions of requests for historical data (start / end date and time) must be made in the chosen time zone.

▪       In the Windows system tray, right-click the Professional RTD icon:

▪       Under Time Zone, select the zone that you want to use:

Local Time	Select to use the local time of your computer for all time values.
GMT	Select to use Greenwich Mean Time for all time values.
Exchange Time	Select to use the local time of the exchange for all time values.
Custom Time	Select to use a custom time in increments or decrements of 30 minutes from GMT for all time values.