swath: IW1
Bperp (average): -33.478485215081314
Bpar (average): 54.613716331627984
swath: IW2
Bperp (average): -29.21827063585884
Bpar (average): 56.98753082114968
swath: IW3
Bperp (average): -25.581606899286783
Bpar (average): 58.693198224100506