swath: IW1
Bperp (average): 139.86911110761017
Bpar (average): -92.62052442768147
swath: IW2
Bperp (average): 131.80643549374727
Bpar (average): -103.51430970689046
swath: IW3
Bperp (average): 124.4451789625311
Bpar (average): -112.19996838308278