swath: IW1
Bperp (average): -141.8756874009215
Bpar (average): 112.24511195533229
swath: IW2
Bperp (average): -132.44485292114865
Bpar (average): 123.21196971037473
swath: IW3
Bperp (average): -123.88410746747897
Bpar (average): 131.80697227260538