swath: IW1
Bperp (average): 124.26092673883427
Bpar (average): -70.35376335032664
swath: IW2
Bperp (average): 118.09862229064497
Bpar (average): -80.11985610536992
swath: IW3
Bperp (average): 112.34821289736128
Bpar (average): -87.95894745178263