swath: IW1
Bperp (average): -114.40329780594509
Bpar (average): 98.86406618460892
swath: IW2
Bperp (average): -106.15372266076763
Bpar (average): 107.66413588396186
swath: IW3
Bperp (average): -98.73447443103068
Bpar (average): 114.51014422555583