swath: IW1
Bperp (average): -76.46859885004429
Bpar (average): 90.41368003827097
swath: IW2
Bperp (average): -69.72054416382583
Bpar (average): 95.95221265758323
swath: IW3
Bperp (average): -64.03605337852252
Bpar (average): 100.09591187776527