swath: IW1
Bperp (average): 75.6842613006882
Bpar (average): -77.90127148204895
swath: IW2
Bperp (average): 69.25381545514661
Bpar (average): -83.66758362687698
swath: IW3
Bperp (average): 63.55397167207923
Bpar (average): -88.08480021571069