swath: IW1
Bperp (average): 165.55079246981023
Bpar (average): -88.59326766561558
swath: IW2
Bperp (average): 157.85703489988617
Bpar (average): -101.74694989591755
swath: IW3
Bperp (average): 150.55768682371826
Bpar (average): -112.29586182948098