swath: IW1
Bperp (average): -35.413062607948376
Bpar (average): 25.605518520446488
swath: IW2
Bperp (average): -33.56328883609168
Bpar (average): 28.421676260758357
swath: IW3
Bperp (average): -31.625138928974888
Bpar (average): 30.621716113230097