psrose - Plot (length, azimuth ) as windrose diagram or polar histogram ( sector or rose diagram ). psrose file [ -A sector _ width [ r ] ] [ -B tickinfo ] [ -C [ mode - file ] ] [ -E azimuth / elevation ] [ -G fill ] [ -H [ nrec ] ] [ -I ] [ -K ] [ -M [ parameters ] [ -O ] [ -P ] [ -R r0 / r1 / az _ 0 / az _ 1 ] [ -S ... Default 0 means windrose diagram]. ... Default is 1] -: Input file has (azimuth,radius) pairs rather than the expected (radius,azimuth). -bi Selects binary input. ...