swath: IW1
Bperp (average): 117.55585467467984
Bpar (average): -61.695131934654
swath: IW2
Bperp (average): 112.29072332155359
Bpar (average): -71.04605699253992
swath: IW3
Bperp (average): 107.24866374755675
Bpar (average): -78.54595135403767