swath: IW1
Bperp (average): 166.971357222048
Bpar (average): -79.6053815327047
swath: IW2
Bperp (average): 159.9021573018298
Bpar (average): -92.8590449367241
swath: IW3
Bperp (average): 153.11663576417746
Bpar (average): -103.55103813634432