swath: IW1
Bperp (average): -132.05489956931203
Bpar (average): 91.48251310661335
swath: IW2
Bperp (average): -124.24350709444688
Bpar (average): 101.83431549625209
swath: IW3
Bperp (average): -117.03501251203066
Bpar (average): 110.03963804148535