swath: IW1
Bperp (average): 148.037715617889
Bpar (average): -37.56635473367238
swath: IW2
Bperp (average): 144.65866042590045
Bpar (average): -49.466320681623166
swath: IW3
Bperp (average): 141.04527477580527
Bpar (average): -59.204533692035056