swath: IW1
Bperp (average): -19.517113579905004
Bpar (average): 60.22584403696177
swath: IW2
Bperp (average): -17.327228020226357
Bpar (average): 61.05172471504509
swath: IW3
Bperp (average): -16.632608312569996
Bpar (average): 61.416868764915016