swath: IW1
Bperp (average): -21.878684867527564
Bpar (average): 5.77994136207051
swath: IW2
Bperp (average): -23.887922701895135
Bpar (average): 7.41893679355002
swath: IW3
Bperp (average): -25.81729098874813
Bpar (average): 8.673164295465131