swath: IW1
Bperp (average): -17.278539807514186
Bpar (average): 37.05681719434527
swath: IW2
Bperp (average): -14.8836945788101
Bpar (average): 38.09206003468458
swath: IW3
Bperp (average): -13.130481494924918
Bpar (average): 38.750031207002145