swath: IW1
Bperp (average): 77.84990488095065
Bpar (average): -56.704388145039815
swath: IW2
Bperp (average): 73.09130985417283
Bpar (average): -62.67214314038981
swath: IW3
Bperp (average): 68.71836980036518
Bpar (average): -67.43183780387552