swath: IW1
Bperp (average): 173.5600842079365
Bpar (average): -44.249372268628555
swath: IW2
Bperp (average): 169.46593625117455
Bpar (average): -58.155078373764894
swath: IW3
Bperp (average): 165.14868563422183
Bpar (average): -69.54713343594818