set output 'sbf_c.ps' 
set term postscript enhanced color 'Helvetica,18'  
set grid 
set key top right 
set xlabel 'Distance of galaxy' 
set logscale x 
set logscale y 
set ylabel 'RMS of fractional difference from average value' 
set title 'A one-dimensional illustration of surface brightness fluctuations ' 
plot [0.7:2.0e4][1e-2:5] './sbf_stats.out' using ($2):($14)   with points lc 1 lw 2 pt 4 ps 2 t ''   
set output 
quit 
