swath: IW1
Bperp (average): -44.439464590992905
Bpar (average): -41.20071559102909
swath: IW2
Bperp (average): -47.35579626145922
Bpar (average): -37.48236822545632
swath: IW3
Bperp (average): -49.71048117936694
Bpar (average): -34.18309087279446