swath: IW1
Bperp (average): -91.36361243253337
Bpar (average): 55.549783030691096
swath: IW2
Bperp (average): -86.73976468441117
Bpar (average): 62.620771693808216
swath: IW3
Bperp (average): -82.52230279672871
Bpar (average): 68.22751865107097