swath: IW1
Bperp (average): -45.481892735417766
Bpar (average): 4.217465063339745
swath: IW2
Bperp (average): -45.088596220220005
Bpar (average): 7.982955665966036
swath: IW3
Bperp (average): -44.483374652119174
Bpar (average): 11.278640277535791