swath: IW1
Bperp (average): 131.37824365010573
Bpar (average): 3.743293747051596
swath: IW2
Bperp (average): 131.3573948725792
Bpar (average): -6.924195895820985
swath: IW3
Bperp (average): 130.6429388811237
Bpar (average): -15.850241434596619