swath: IW1
Bperp (average): -59.60804588278904
Bpar (average): 49.166893542185676
swath: IW2
Bperp (average): -55.530966088146336
Bpar (average): 53.839260220837524
swath: IW3
Bperp (average): -51.83893833164216
Bpar (average): 57.51441920905196