swath: IW1
Bperp (average): 49.70384753515633
Bpar (average): 3.9138014543241617
swath: IW2
Bperp (average): 50.35837715335694
Bpar (average): -0.2524298803644247
swath: IW3
Bperp (average): 50.655577088740415
Bpar (average): -3.682097520291328