swath: IW1
Bperp (average): -16.460442392964993
Bpar (average): 23.129784232727037
swath: IW2
Bperp (average): -14.625801582519678
Bpar (average): 24.408023848885254
swath: IW3
Bperp (average): -13.03593268666671
Bpar (average): 25.370214507679705