swath: IW1
Bperp (average): 65.08404531128684
Bpar (average): 0.1746906247395261
swath: IW2
Bperp (average): 64.75273901701846
Bpar (average): -4.990494695450556
swath: IW3
Bperp (average): 64.25389879546418
Bpar (average): -9.3312271282874