swath: IW1
Bperp (average): -188.32970087903033
Bpar (average): 139.1757181471187
swath: IW2
Bperp (average): -177.2901421809247
Bpar (average): 152.88152547793365
swath: IW3
Bperp (average): -168.31857776018308
Bpar (average): 164.38512367901168