swath: IW1
Bperp (average): -4.046544620985476
Bpar (average): -21.953671027810902
swath: IW2
Bperp (average): -5.809785257881195
Bpar (average): -21.591763384991722
swath: IW3
Bperp (average): -7.340602606429476
Bpar (average): -21.19646772921751