swath: IW1
Bperp (average): 67.092325041601
Bpar (average): -27.48471468858988
swath: IW2
Bperp (average): 64.6850276420964
Bpar (average): -32.736628829251494
swath: IW3
Bperp (average): 62.33420271191984
Bpar (average): -37.02825809757994