swath: IW1
Bperp (average): -89.69189665904298
Bpar (average): 73.67909461906298
swath: IW2
Bperp (average): -83.95726225570104
Bpar (average): 80.12792440833198
swath: IW3
Bperp (average): -78.87912241569592
Bpar (average): 84.81201741279796