swath: IW1
Bperp (average): -84.45159430686498
Bpar (average): 96.52731420767533
swath: IW2
Bperp (average): -76.80735170550837
Bpar (average): 102.79204686592782
swath: IW3
Bperp (average): -70.16360605132944
Bpar (average): 107.52420271758302