swath: IW1
Bperp (average): -92.95340164554159
Bpar (average): 37.50774878136515
swath: IW2
Bperp (average): -89.60804824990407
Bpar (average): 44.88442924626983
swath: IW3
Bperp (average): -86.33461156625069
Bpar (average): 50.869647717349125