swath: IW1
Bperp (average): 119.33662777480542
Bpar (average): -25.0228175990345
swath: IW2
Bperp (average): 116.84849440677577
Bpar (average): -34.607964259351064
swath: IW3
Bperp (average): 114.14421972541459
Bpar (average): -42.50692081748721