swath: IW1
Bperp (average): -123.62049381791672
Bpar (average): 19.32230278221221
swath: IW2
Bperp (average): -121.44725894159723
Bpar (average): 29.306889632105452
swath: IW3
Bperp (average): -119.07751382810758
Bpar (average): 37.521640099388335