swath: IW1
Bperp (average): 110.90311941084514
Bpar (average): -58.7872944805122
swath: IW2
Bperp (average): 105.95006010925992
Bpar (average): -67.2746491085341
swath: IW3
Bperp (average): 101.26619251293656
Bpar (average): -74.19083445908048