You have secured only 83 marks, your approximate rank will be about, 100679 to 111276. As per your rank, there will be no chance of getting NITs or IITs with this marks. For NITs, you have secured 97+ percentile, and for IITs you have to secured more than 99+ percentile.

As per your rank and previous year cutoff, the colleges you get are:-

Vishkarma institute of technology Pune, MIT Academy Pune, SCOE Pune ,  Walchand institute of technology,Solapur, Pune institute of computer technology. Also, you will get private colleges with this rank. To secure a good rank, try to score more in April exam.

DEAR ASPIRANT,

The rank for jee mains will depends mainly on the difficulty level of the paper and also how other candidates wrote the exam. Considering all these factors careers360 designed the rank predictor for january 2020. Please check this link it will show your rank approximately equal to the result you will get https://engineering.careers360.com/jee-main-rank-predictor?icn=JEE_Main_rp&ici=JEE_Main_article_contmap

ALL THE BEST!!!