swath: IW1
Bperp (average): -34.688856648234506
Bpar (average): 63.85622870886335
swath: IW2
Bperp (average): -31.50827243968488
Bpar (average): 65.72969631373888
swath: IW3
Bperp (average): -29.55405888362457
Bpar (average): 66.91439493249834