swath: IW1
Bperp (average): -44.96637170439503
Bpar (average): 21.32524977132059
swath: IW2
Bperp (average): -43.48739234081045
Bpar (average): 24.596442835537815
swath: IW3
Bperp (average): -42.21577669186806
Bpar (average): 27.175061543625908