swath: IW1
Bperp (average): -90.5489078966543
Bpar (average): 52.574417942875286
swath: IW2
Bperp (average): -86.34902181684383
Bpar (average): 59.89669405270913
swath: IW3
Bperp (average): -82.518691860608
Bpar (average): 65.93989666394928