hi,
see closing rank also depends on your category, if you are from general category there is less chances, last year closing rank for computer science according to category wise was,
Open- 453
OBC-NCL- 354
SC- 287
ST- 255
you may also use careers360 college predictor tool to know about your probable college,
JEE Main College Predictor – Know your College Admission Chances Based ...
Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile