swath: IW1
Bperp (average): -147.35552612094043
Bpar (average): 12.686651335638395
swath: IW2
Bperp (average): -145.6413402003436
Bpar (average): 24.611883056688573
swath: IW3
Bperp (average): -143.53618727314242
Bpar (average): 34.484613728363215