swath: IW1
Bperp (average): 148.53141924009998
Bpar (average): -49.38066080649905
swath: IW2
Bperp (average): 144.36048827584656
Bpar (average): -61.46642417375948
swath: IW3
Bperp (average): 140.08322210580968
Bpar (average): -70.9970749631208