swath: IW1
Bperp (average): -102.54181239694354
Bpar (average): 44.43775742862411
swath: IW2
Bperp (average): -98.83101579597181
Bpar (average): 52.61781094431833
swath: IW3
Bperp (average): -95.12164216803768
Bpar (average): 59.249963382897384