Banknifty future today closed at 17825 with loss. Banknifty daily chart price trend and momentum both are bullish. For tomorrow, banknifty intraday support zone are 17735 and 17590 while on upside 17880 and 18085 are resistances. Above 17880 expect sharp short covering as well as buying rally for targets 18050 to 18165. Banknifty positional view is still bullish and use 17600 to 17800 zone to buy and accumulate for target 18100 and 18550+. Future traders for intraday go long in banknifty above 17880 with stop loss for target 18050 to 18165. Option traders above 17880 can buy banknifty call options for intraday.