NIFTY For Today.
Using NOV-14 Options Chain data, MAX COI is at 8000-8300. So the Target seems to be 8150. If you get NIFTY around 8075, Buy for a Target of 8150 and a positional target of 8200 or Higher.
As per OCT-14 Options data,
As per COI the Range is 8100-8150. Combining OI and COI, from 8150 it can goto 8087.5. So the Range for today is 8087 - 8150