swath: IW1
Bperp (average): -72.07761476235447
Bpar (average): 44.76025129075601
swath: IW2
Bperp (average): -68.43354344781979
Bpar (average): 50.5561594140045
swath: IW3
Bperp (average): -64.99704237112542
Bpar (average): 55.134311069203925