Since the results for JEE Main Jan are out, you are advised to check your percentile score from the portal and then use the data given. Following are the last years' cutoffs of JEE Main for the eligibility of JEE Advanced:

CRL              89.7548849+

Gen-EWS    78.2174869

OBC-NCL    74.3166557

SC                54.0128155

ST                44.3345172

PwD            0.11371730

As you belong to SC Category, it is expected that your percentile will be above 60 on scoring 211 out of 300 which implies that you have very high chances of getting qualified for JEE Advanced.

However, check the percentile score and predict using the last years' cutoffs as given above.