swath: IW1
Bperp (average): -180.24981924900612
Bpar (average): 154.23642742843492
swath: IW2
Bperp (average): -167.23300699845018
Bpar (average): 168.24248341332418
swath: IW3
Bperp (average): -155.42953352445943
Bpar (average): 179.18689493931097