swath: IW1
Bperp (average): 136.6027490061938
Bpar (average): -99.79925945935098
swath: IW2
Bperp (average): 128.1841767885776
Bpar (average): -110.30855160884944
swath: IW3
Bperp (average): 120.46186690194934
Bpar (average): -118.67408968201354