swath: IW1
Bperp (average): -99.05708519068332
Bpar (average): 2.9552337819728813
swath: IW2
Bperp (average): -98.31874480514463
Bpar (average): 10.958940398857909
swath: IW3
Bperp (average): -97.27441415098703
Bpar (average): 17.623619668662858