swath: IW1
Bperp (average): -69.66438635958166
Bpar (average): 43.80738748478485
swath: IW2
Bperp (average): -65.83478563163419
Bpar (average): 49.20574986573324
swath: IW3
Bperp (average): -62.35627657812367
Bpar (average): 53.52532781101527