swath: IW1
Bperp (average): -33.180512262866635
Bpar (average): 87.46873981826586
swath: IW2
Bperp (average): -27.526413523480723
Bpar (average): 89.37933107288197
swath: IW3
Bperp (average): -23.536792621612708
Bpar (average): 90.49439674881862