swath: IW1
Bperp (average): 123.14628731580976
Bpar (average): -40.08698819711187
swath: IW2
Bperp (average): 119.6265397518511
Bpar (average): -49.96216794273638
swath: IW3
Bperp (average): 116.02800547098221
Bpar (average): -57.99576091484182