Hi droskill, kindly take a look at this info on choppiness index with a chart. http://www.linnsoft.com/tour/techind/chop.htm
The Formula . . . . . .more on Formulas 100 * LOG10( SUM(ATR(1), x) / ( MaxHi(x) - MinLo(x) ) ) / LOG10(x) where x = Choppiness Period LOG10(x) is base-10 LOG of x ATR(1) is the True Range (Period of 1) SUM(ATR(1), x) is the Sum of the True Range over past x bars MaxHi(x) is the highest high over past x bars please take a look and code this formula at your convenience and oblige For some reason this formula looks better with chart based guidance. thanks and best regards rvlv