swath: IW1
Bperp (average): -130.93341258609618
Bpar (average): 133.56298033718613
swath: IW2
Bperp (average): -119.93053939471623
Bpar (average): 143.525462490805
swath: IW3
Bperp (average): -110.15944332858219
Bpar (average): 151.1666284219642