swath: IW1
Bperp (average): -346.120273671203
Bpar (average): 270.85708374316556
swath: IW2
Bperp (average): -324.0102165444713
Bpar (average): 297.3330112464233
swath: IW3
Bperp (average): -304.2517052352787
Bpar (average): 318.0144459393109