DIA 10 min 11-9-09 Advance-Decline Magic T

The above chart is a 10 minute intra day proxy for a typical advance decline summation daily chart.  The 10 minute data is simply added to the previous day total and the above chart compares the price and a-d index.  The T that is featured will expire on Tuesday November 10, 2009 at 11:40 AM.