Hello Aspirant, 

As you have mentioned that you have secured 13000 rank but that too in OBC category.

It might get difficult for you to get admission in high ranked college and some chances are there that you can procure a seat in a college. 

You can use the college predictor tool to predict the best suited colleges for yourself so that you can have a clear idea about the colleges in which you have chamces of getting a seat. 

https://www.careers360.com/upsee-college-predictor?icn=UPSEE_clgpd&ici=UPSEE_article_view_sticky