swath: IW1
Bperp (average): -77.99558936478739
Bpar (average): 99.02434362635036
swath: IW2
Bperp (average): -70.58463219246575
Bpar (average): 104.66352792743555
swath: IW3
Bperp (average): -64.37847609541429
Bpar (average): 108.84545841425486