swath: IW1
Bperp (average): 89.28610891444208
Bpar (average): -7.871005817099958
swath: IW2
Bperp (average): 88.22694414754987
Bpar (average): -15.039330998265354
swath: IW3
Bperp (average): 86.9594341153896
Bpar (average): -21.000678548618932