swath: IW1
Bperp (average): -34.951553858200775
Bpar (average): -5.022027979015337
swath: IW2
Bperp (average): -35.31013083938871
Bpar (average): -2.145306737505259
swath: IW3
Bperp (average): -35.46991855391386
Bpar (average): 0.3215281800237846