swath: IW1
Bperp (average): -86.55235073042299
Bpar (average): 32.11260663570429
swath: IW2
Bperp (average): -83.5840034426712
Bpar (average): 39.16906462632694
swath: IW3
Bperp (average): -80.53167098307568
Bpar (average): 45.04995919305932