swath: IW1
Bperp (average): 392.8525406795255
Bpar (average): -212.59699259362773
swath: IW2
Bperp (average): 374.98091299286176
Bpar (average): -243.78940076196974
swath: IW3
Bperp (average): 358.15093454279173
Bpar (average): -268.90339559230506