swath: IW1
Bperp (average): -36.66062172158056
Bpar (average): 35.85041574526155
swath: IW2
Bperp (average): -33.67656438362053
Bpar (average): 38.65051272199732
swath: IW3
Bperp (average): -31.00955850589968
Bpar (average): 40.823484024164735