swath: IW1
Bperp (average): 80.06824752978281
Bpar (average): -61.71083646395304
swath: IW2
Bperp (average): 74.73589230302096
Bpar (average): -67.81991249963305
swath: IW3
Bperp (average): 70.06467248604096
Bpar (average): -72.66016751961612