swath: IW1
Bperp (average): -48.3438357575937
Bpar (average): 8.327582265572401
swath: IW2
Bperp (average): -48.03243940279105
Bpar (average): 12.291465056931262
swath: IW3
Bperp (average): -47.45086501448926
Bpar (average): 15.5668639329619