swath: IW1
Bperp (average): 135.74279946139214
Bpar (average): -40.37039842294084
swath: IW2
Bperp (average): 131.97024700069062
Bpar (average): -51.26778284057752
swath: IW3
Bperp (average): 128.14062281988697
Bpar (average): -60.16199624580003