swath: IW1
Bperp (average): 121.99334623838989
Bpar (average): -65.9028098541651
swath: IW2
Bperp (average): 116.31150418112323
Bpar (average): -75.3710564036252
swath: IW3
Bperp (average): 110.96669444832247
Bpar (average): -83.02306539426638