swath: IW1
Bperp (average): -40.58816534047278
Bpar (average): -35.006029028280174
swath: IW2
Bperp (average): -43.65130662574286
Bpar (average): -31.52442293114002
swath: IW3
Bperp (average): -46.02743945007262
Bpar (average): -28.53225867813957