swath: IW1
Bperp (average): -19.982998536657
Bpar (average): 53.463715154868744
swath: IW2
Bperp (average): -20.06090358379456
Bpar (average): 53.70031965523258
swath: IW3
Bperp (average): -21.241373449934184
Bpar (average): 53.97798779541262