swath: IW1
Bperp (average): -76.71311944607406
Bpar (average): 69.97304171958193
swath: IW2
Bperp (average): -71.26265940614739
Bpar (average): 75.97903333005695
swath: IW3
Bperp (average): -66.46244379402481
Bpar (average): 80.68504497053524