swath: IW1
Bperp (average): -72.64185894869004
Bpar (average): 103.92874691547021
swath: IW2
Bperp (average): -64.33635405793105
Bpar (average): 109.12373921286792
swath: IW3
Bperp (average): -57.20646517475374
Bpar (average): 113.19279787265378