swath: IW1
Bperp (average): -70.5145485578978
Bpar (average): 46.91364680086409
swath: IW2
Bperp (average): -66.53065344868516
Bpar (average): 52.522227631787814
swath: IW3
Bperp (average): -62.853003425702816
Bpar (average): 57.02470258779161