Dear student,

Your predicted marks for NEET 2020 is about 480, So you can go through the rank predictor link for better understanding

Now, you are from OBC category and having Tamil Nadu domicile please follow the link below to know previous year's cutoffs category wise for both All india quota and State quota. https://medicine.careers360.com/articles/neet-cutoff-tamil-nadu

The following factors on which the cut off of NEET depends are:

Total number of students appearing in NEET exam, The level of difficulty in the question paper,Total number of available seats and Rank in the NEET merit list

Now, according to your marks you may have a chance in govt. medical college because from previous years the cutoffs were about 450+ for OBC category. But cutoffs also vary every year.

Please follow this college predictor tool for more clear vision about the college you have a chance according to your score https://medicine.careers360.com/neet-college-predictor?icn=QnA&ici=qna_answer

Hopefully, this will be helpful. Please feel free to ask any query in the comment section.