swath: IW1
Bperp (average): 172.54999339965198
Bpar (average): -38.849454051276254
swath: IW2
Bperp (average): 168.89515097063318
Bpar (average): -52.67200118704697
swath: IW3
Bperp (average): 164.94920388162473
Bpar (average): -64.0315655725665