swath: IW1
Bperp (average): -29.729000700675257
Bpar (average): 73.392183885845
swath: IW2
Bperp (average): -23.855629935501014
Bpar (average): 75.45478410190623
swath: IW3
Bperp (average): -18.82159558000863
Bpar (average): 76.82245983852594