swath: IW1
Bperp (average): -157.8848649220865
Bpar (average): 164.4355026668301
swath: IW2
Bperp (average): -145.95587547564583
Bpar (average): 175.94823640795764
swath: IW3
Bperp (average): -135.64560274509165
Bpar (average): 184.1671711839775