swath: IW1
Bperp (average): -30.292192231981502
Bpar (average): 51.49843635487139
swath: IW2
Bperp (average): -29.977395353096913
Bpar (average): 52.835354087813194
swath: IW3
Bperp (average): -30.76418411134935
Bpar (average): 53.64330173618668