Original idea Nick A. Zhilin
Formulas:
Middle line=sum/3,
Top line=(sum-min)/2,
Bottom line=(sum-max)/2, where
sum=max+min+pivot,
max(i), min(i) - maximum and minimum prices at range from (i-Period) to (i),
pivot(i)=(Close(i-1)+Close(i-2)+Close(i-3))/3.
Download:
The indicator was revised and updated