swath: IW1
Bperp (average): -18.08938355180932
Bpar (average): 59.28387969689508
swath: IW2
Bperp (average): -17.209108881615588
Bpar (average): 59.83363324538819
swath: IW3
Bperp (average): -17.840451628191172
Bpar (average): 59.965917822741254