swath: IW1
Bperp (average): 39.91734944918514
Bpar (average): -45.64014398910668
swath: IW2
Bperp (average): 36.27896646835925
Bpar (average): -48.63359499700858
swath: IW3
Bperp (average): 33.23469234592368
Bpar (average): -50.900487777280325