swath: IW1
Bperp (average): -107.49192874831287
Bpar (average): 132.9283967098003
swath: IW2
Bperp (average): -96.49650754192002
Bpar (average): 141.07949150445197
swath: IW3
Bperp (average): -86.8221008070063
Bpar (average): 147.20935561342358