swath: IW1
Bperp (average): -18.564471771869314
Bpar (average): 14.90249436459614
swath: IW2
Bperp (average): -17.279647814001972
Bpar (average): 16.357097291762273
swath: IW3
Bperp (average): -16.10750666654407
Bpar (average): 17.496338318921556