swath: IW1
Bperp (average): 156.82890339660844
Bpar (average): -127.75324621737451
swath: IW2
Bperp (average): 145.67141260041
Bpar (average): -140.07609836894116
swath: IW3
Bperp (average): 135.3161207895109
Bpar (average): -149.72200811666676