swath: IW1
Bperp (average): 20.185563928457952
Bpar (average): -18.607285685763664
swath: IW2
Bperp (average): 19.326865247588028
Bpar (average): -19.886849111062972
swath: IW3
Bperp (average): 18.72581656729602
Bpar (average): -20.707932682339038