swath: IW1
Bperp (average): -110.44096493833652
Bpar (average): 133.91379273309315
swath: IW2
Bperp (average): -100.86147521852243
Bpar (average): 141.56410325444867
swath: IW3
Bperp (average): -93.14441939289162
Bpar (average): 147.15045501713774