swath: IW1
Bperp (average): 128.66354528355603
Bpar (average): -70.46497179191954
swath: IW2
Bperp (average): 122.5835994681391
Bpar (average): -80.60316133350891
swath: IW3
Bperp (average): 116.82311734298939
Bpar (average): -88.75473579190766