Indian Institute of Technology, Kharagpur does not offer Aeronautical Engineering, but rather offers Aerospace Engineering which is quite similar to it and is very well reputed in our country. The closing cut off of Aerospace Engineering in IIT KGP, 2021 is as follows:

GEN: 4493
GEN EWS: 735

OBC(NCL): 1988

SC: 1113

ST: 744

All the best!