swath: IW1
Bperp (average): 109.30718791722457
Bpar (average): -4.486485384436331
swath: IW2
Bperp (average): 108.5437371660245
Bpar (average): -13.266650381623869
swath: IW3
Bperp (average): 107.35248017252732
Bpar (average): -20.575390247975573