swath: IW1
Bperp (average): -59.62565390089768
Bpar (average): 3.2589971366081003
swath: IW2
Bperp (average): -59.03599076120414
Bpar (average): 8.15370735070703
swath: IW3
Bperp (average): -58.280779987232286
Bpar (average): 12.181995097384098