Momentum Stocks Picking:

Result Script + Move more than 1.5ATR move either side.

That's it enter whenever see low risk in direction.

Add Gap as well of +/-2.5%.

Scanner prepared for all derivative script which trading more than 1.5 atr. Add sub category if u want.

Disclaimer: need to see lower timeframe to enter when risk reward

With this simple logic, you will not going to miss any good momentum Stocks in fno market.
One more note high momentum Stocks also volatile in nature so entry only when ur risk defined and rr good. All the best!