swath: IW1
Bperp (average): -77.37261506846275
Bpar (average): 45.425770489022234
swath: IW2
Bperp (average): -73.59763407256928
Bpar (average): 51.31594945904901
swath: IW3
Bperp (average): -70.03583038789428
Bpar (average): 56.10223937173939