swath: IW1
Bperp (average): -124.20023728796583
Bpar (average): 141.43226983764234
swath: IW2
Bperp (average): -112.682905768656
Bpar (average): 150.7925948926042
swath: IW3
Bperp (average): -102.5679094088718
Bpar (average): 157.8842435641245