swath: IW1
Bperp (average): 116.61515877093534
Bpar (average): -92.94166403514741
swath: IW2
Bperp (average): 108.7461503320684
Bpar (average): -101.99069857050004
swath: IW3
Bperp (average): 101.59412401521801
Bpar (average): -109.08237919287623