Expected nifty will open above 17435 level. If it is sustain above this level then will continue upside rally upto 17570 level. Chances of reversal from this level in NIFTY. But in case breakout then possible strong upside movement. Downside 17370 is important level for today's session. If breaks it change the market trend as well as possible quick fall upto 100+ points in nifty.