swath: IW1
Bperp (average): -109.82668633856359
Bpar (average): 57.3494694586561
swath: IW2
Bperp (average): -107.05610432315365
Bpar (average): 64.58934662321572
swath: IW3
Bperp (average): -104.78531694031744
Bpar (average): 69.57775256184864