swath: IW1
Bperp (average): -150.6999414381095
Bpar (average): 100.50282318075148
swath: IW2
Bperp (average): -142.0971537324522
Bpar (average): 112.2649034970699
swath: IW3
Bperp (average): -134.1649872073063
Bpar (average): 121.58249687880945