swath: IW1
Bperp (average): -129.72594182076918
Bpar (average): 156.10676277753802
swath: IW2
Bperp (average): -118.72393734760638
Bpar (average): 165.3785061427529
swath: IW3
Bperp (average): -109.48075380762701
Bpar (average): 171.81341961006902