swath: IW1
Bperp (average): 181.78098523971244
Bpar (average): -109.02155979622988
swath: IW2
Bperp (average): 172.55987802611986
Bpar (average): -123.25965944529545
swath: IW3
Bperp (average): 163.82944412917118
Bpar (average): -134.6963634993111