swath: IW1
Bperp (average): -97.66453464144948
Bpar (average): 33.58105632001836
swath: IW2
Bperp (average): -94.94103964252636
Bpar (average): 41.363804918177436
swath: IW3
Bperp (average): -92.04019443049783
Bpar (average): 47.74587242765718