swath: IW1
Bperp (average): -62.69484799785975
Bpar (average): 65.26154392917917
swath: IW2
Bperp (average): -57.68306036911984
Bpar (average): 70.2187452276559
swath: IW3
Bperp (average): -53.12498835569054
Bpar (average): 74.01972579035885