swath: IW1
Bperp (average): 73.01753114675671
Bpar (average): -53.592643283447345
swath: IW2
Bperp (average): 68.83374108579724
Bpar (average): -58.97020815397976
swath: IW3
Bperp (average): 65.06299373114132
Bpar (average): -62.948998507238095