swath: IW1
Bperp (average): -74.91975722937015
Bpar (average): 46.672736715087424
swath: IW2
Bperp (average): -71.02524862413432
Bpar (average): 52.6331303206643
swath: IW3
Bperp (average): -67.40422125502559
Bpar (average): 57.40716125251673