swath: IW1
Bperp (average): -65.88080832575139
Bpar (average): 34.996231400839775
swath: IW2
Bperp (average): -62.86870188890147
Bpar (average): 40.080588642118904
swath: IW3
Bperp (average): -60.05464304802864
Bpar (average): 44.132617152364595