BB(20,2) of nifty futures on time frame 4,6min
are presented below.
Go long when Red,Green candles pierce the bottom band,
Go short when Green,Red candles pierce the top band
Please continue with TREND if candles graze(ride) TOP/BOTTOM
bands.
A small ,but insignificant ,change is introduced.The central white line is
replaced with Blue (bullish) and Red (bearish) line is introduced.