swath: IW1
Bperp (average): 71.53456573969864
Bpar (average): 5.6195405786853705
swath: IW2
Bperp (average): 72.16615499446554
Bpar (average): -0.2969325225772286
swath: IW3
Bperp (average): 72.29654935886028
Bpar (average): -5.219298717979101