swath: IW1
Bperp (average): -103.20399407815528
Bpar (average): 116.34707942128625
swath: IW2
Bperp (average): -93.87859466860591
Bpar (average): 124.06577173141899
swath: IW3
Bperp (average): -85.73876207570822
Bpar (average): 129.90975388854517