swath: IW1
Bperp (average): -40.97161851258099
Bpar (average): 34.9759874575913
swath: IW2
Bperp (average): -37.965613231670055
Bpar (average): 38.07694130672738
swath: IW3
Bperp (average): -35.384400745205454
Bpar (average): 40.51422471377405