----------------------------------- chulaihuey Fri Feb 04, 2011 10:01 am Re: bar id ----------------------------------- I had some questions (being new), and did some research to answer them. Just thought I'd add them here in case anyone else had the same questions: RTH: Regular Trading Hours (Open Outcry in the CME pit)Those hours are: 0930 to 1615 Eastern time zoneTime open: 6 hours 45 minutes, or 81 5 minute bars