swath: IW1
Bperp (average): 82.05469256420281
Bpar (average): -45.817814944533495
swath: IW2
Bperp (average): 78.10895932139456
Bpar (average): -52.3098464124331
swath: IW3
Bperp (average): 74.37857301713126
Bpar (average): -57.50947246641387