swath: IW1
Bperp (average): 134.1282331150405
Bpar (average): -40.46030227507956
swath: IW2
Bperp (average): 130.34995450346887
Bpar (average): -51.23067490345171
swath: IW3
Bperp (average): 126.52487018787568
Bpar (average): -60.01591829410141