swath: IW1
Bperp (average): 158.31379035480256
Bpar (average): -50.06060205395275
swath: IW2
Bperp (average): 153.68009286662416
Bpar (average): -62.61073722051161
swath: IW3
Bperp (average): 149.04407802230753
Bpar (average): -72.87671925921421