swath: IW1
Bperp (average): -38.364346857886
Bpar (average): 7.948125155941669
swath: IW2
Bperp (average): -37.65695839958119
Bpar (average): 11.10069318946735
swath: IW3
Bperp (average): -36.80971889551671
Bpar (average): 13.848058822312145