swath: IW1
Bperp (average): -45.316436942772754
Bpar (average): 31.164940723096908
swath: IW2
Bperp (average): -42.54138700737361
Bpar (average): 34.62833918272829
swath: IW3
Bperp (average): -40.185084149937204
Bpar (average): 37.3818901214626