swath: IW1
Bperp (average): -48.49976615892433
Bpar (average): 39.88463952148468
swath: IW2
Bperp (average): -45.138358340099394
Bpar (average): 43.494370049256105
swath: IW3
Bperp (average): -42.136749452282444
Bpar (average): 46.341605984663715