for 23rd feb...
as today 22 feb, russian market crashes down by 13.2%, therefore there is high chance that nifty will also open gap down on 23rd feb.
if nifty get support at 17070 level it will again go up
else if it broke the support at 17070 level, the next support will be at 17000, then at 16990.
if nifty opens flat or with a gap up, it will again test the 17230-17240 level if it succeed to break the resistance it can climb up to 17400.
lets see what happens next.