swath: IW1
Bperp (average): -103.87351626653304
Bpar (average): 105.05498282950396
swath: IW2
Bperp (average): -95.0928424211908
Bpar (average): 112.94986628138324
swath: IW3
Bperp (average): -87.26949136685344
Bpar (average): 119.1591713245753