swath: IW1
Bperp (average): 168.91117549231407
Bpar (average): -102.70747878865633
swath: IW2
Bperp (average): 160.18503730887286
Bpar (average): -115.67127214629632
swath: IW3
Bperp (average): 152.1128078356507
Bpar (average): -126.13459987933193