swath: IW1
Bperp (average): 299.35011599429873
Bpar (average): -172.90983284786353
swath: IW2
Bperp (average): 285.8956362604527
Bpar (average): -197.03980865788353
swath: IW3
Bperp (average): 272.969071054306
Bpar (average): -216.1790948435706