swath: IW1
Bperp (average): -55.19170349810967
Bpar (average): 33.399217781909236
swath: IW2
Bperp (average): -52.2797700947602
Bpar (average): 37.7487605631915
swath: IW3
Bperp (average): -49.55714149020727
Bpar (average): 41.218257000479674