swath: IW1
Bperp (average): 18.976489725775178
Bpar (average): 0.027037742827000492
swath: IW2
Bperp (average): 18.4712069825494
Bpar (average): -1.5304042766449435
swath: IW3
Bperp (average): 17.759413701233594
Bpar (average): -2.8535126442810075