Hi

With 57.4893902 percentile, your rank will be around 479071 - 538545 as per our rank predictor at

To help you further, JEE mains 2021 expected qualifying  CUT OFF percentile to be eligible for JEE advanced is given below for different categories on the basis of past year trends is 50.1760245, approx (50 -55) for SC category. So, it might be slightly tough to say if you will get admission at NITs or not. However at GB Pant University, you will get the desired seat.

To have a personalised report on your chances of getting a college you can go through our college predictor, it will give you complete list of colleges which you can get on the basis of the category you belong to,  your home state, your gender etc, the link for  jee main college predictor is provided below

https://engineering.careers360.com/jee-main-college-predictor?icn=QnA&ici=qna_answer