swath: IW1
Bperp (average): 118.12155471587221
Bpar (average): 2.902409058786443
swath: IW2
Bperp (average): 118.72274526998171
Bpar (average): -6.859849000162958
swath: IW3
Bperp (average): 118.76279508065483
Bpar (average): -15.129464161184625