swath: IW1
Bperp (average): -128.87815295877854
Bpar (average): 110.25607186103254
swath: IW2
Bperp (average): -119.75657200137577
Bpar (average): 120.13748143879349
swath: IW3
Bperp (average): -111.59866758070753
Bpar (average): 127.81768736469385