swath: IW1
Bperp (average): -113.15891443450882
Bpar (average): 113.7890224707016
swath: IW2
Bperp (average): -103.80304369081479
Bpar (average): 122.38783090508907
swath: IW3
Bperp (average): -95.48333483570326
Bpar (average): 128.9932238830794