swath: IW1
Bperp (average): 295.65098795451036
Bpar (average): -123.48034443971096
swath: IW2
Bperp (average): 285.7663686372712
Bpar (average): -147.09070563308424
swath: IW3
Bperp (average): 276.25693191872256
Bpar (average): -166.32775484412457