swath: IW1
Bperp (average): 90.13927660147306
Bpar (average): -20.49921520321809
swath: IW2
Bperp (average): 88.07460866989337
Bpar (average): -27.73844566407802
swath: IW3
Bperp (average): 85.8726649165095
Bpar (average): -33.6799761355889