swath: IW1
Bperp (average): 70.41746700624165
Bpar (average): -19.32028293122875
swath: IW2
Bperp (average): 68.38114310617361
Bpar (average): -25.022265094976238
swath: IW3
Bperp (average): 66.27573236001383
Bpar (average): -29.68419629839995