swath: IW1
Bperp (average): -102.09801851770327
Bpar (average): 93.91116878889119
swath: IW2
Bperp (average): -95.30215881583702
Bpar (average): 101.39331021251536
swath: IW3
Bperp (average): -89.59281648289678
Bpar (average): 107.1265575897249