swath: IW1
Bperp (average): -68.23969998380306
Bpar (average): 38.20082313395596
swath: IW2
Bperp (average): -64.92290416478245
Bpar (average): 43.68426787760616
swath: IW3
Bperp (average): -61.818248681153904
Bpar (average): 48.02662845529373