swath: IW1
Bperp (average): -104.62738262805479
Bpar (average): 67.12607591454169
swath: IW2
Bperp (average): -99.91049700491176
Bpar (average): 74.44009212312214
swath: IW3
Bperp (average): -95.7412664005257
Bpar (average): 79.693907880893