swath: IW1
Bperp (average): -77.03226566772626
Bpar (average): 26.014187862721784
swath: IW2
Bperp (average): -74.40695858072282
Bpar (average): 32.25040948249681
swath: IW3
Bperp (average): -71.62489046790445
Bpar (average): 37.37512463913698