swath: IW1
Bperp (average): 79.09809539057777
Bpar (average): -10.789556680991618
swath: IW2
Bperp (average): 78.00593454866537
Bpar (average): -17.17191121185117
swath: IW3
Bperp (average): 76.69524188705044
Bpar (average): -22.471405687090396