swath: IW1
Bperp (average): 145.4235418034966
Bpar (average): -71.70646746285472
swath: IW2
Bperp (average): 139.2371171991801
Bpar (average): -82.84059049203083
swath: IW3
Bperp (average): 133.5252871134892
Bpar (average): -91.92123103497842