swath: IW1
Bperp (average): -141.25709947436152
Bpar (average): 46.35950224733024
swath: IW2
Bperp (average): -136.9849118191258
Bpar (average): 57.75157245789896
swath: IW3
Bperp (average): -132.66654742291342
Bpar (average): 67.06112563143529