Hi

With  73 percentile

• Your rank will be  around   276210 - 310500 as per our rank predictor at

  JEE Main Rank Predictor 2021 - Predict your JEE Main ...

  JEE Main Rank Predictor - Know your expected IIT JEE Main 2021 Rank by ...

Your sc rank will be around 18000 - 19000.

With above  rank, you have very low   chances in NITs .

Under UP home state quota 6962 sc rank was last rank for NIT allahabad and it was for biotech.

You have low chance even in lower nits.

Under other state quota closing rank for some of the lower NITs for SC category is provided below as 6th josaa counselling 2020 :-

• NIT Mizoram :- civil engineering :- 8376 sc rank

• Nit nagaland :- Electronics and Instrumentation Engineering:- 8641  sc rank

• National Institute of Technology Agartala, Production Engineering :- 9207 sc rank

You can verify the above at

https://josaa.nic.in/Result/Result/currentorcr.aspx

Above prediction of is on the basis of past year data but  cut off/closing rank for colleges keeps changing every year depending upon many factors like number of students that appeared in the examination, difficulty level of the JEE main question paper for different shifts etc

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

Try to get at least sc rank of around 9000 i. e at least around 85 percentile . To improve your score in your remaining attempts of JEE main you should focus on your preparation go through previous year question papers ,mock test papers and to help you in your preparation we have jee main knockout out for you, for which  is provided below

https://learn.careers360.com/knockout-jee-main

Thankyou