Today both indices opened gap-up. Then, after consolidation, both moved higher and closed with a 1% gain.
Now Nifty bulls need to hold 15900 to maintain the positive stance. And on the higher side, the 16040-60 zone will act as the resistance.
Bank Nifty managed to close above the resistance 34050, and now it needs to hold the 33950-34050 zone to rally further. On the upside, 34500 is the resistance.

Nifty Intraday Gann levels
Nifty bulls need to break & sustain above 16000 to move towards 16050/16110/16180/16260.
On the lower side, the Gann support level is 15900; below that Index can move towards 15850/15790/15720/15640.

Bank Nifty Intraday Gann levels
Bank Nifty bulls need to break & sustain above 34500 to move towards 34650/34850/35100.
On the lower side, the Gann support level is 34150; below that Bank Nifty Index can move towards 34000/33800/33550.
Note: The above levels are for educational purposes. Not Buy/Sell advice.