/
cos_pg1613ly.pro
78 lines (71 loc) · 3 KB
/
cos_pg1613ly.pro
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pro cos_pg1613ly
directoryname = '/Users/drupke/Box Sync/cosquest/fits/'
gal = 'pg1613'
readcol,directoryname+gal+'/'+gal+'.txt', wavelength, flux, error, $
FORMAT='D,D,D',/silent
; Lyalpha
; spline/poly
fittedline = 'Lyalpha'
contplotreg=[1340,1372]
contplotind=[VALUE_LOCATE(wavelength,contplotreg[0]),$
VALUE_LOCATE(wavelength,contplotreg[1])]
goodind = [[1340,1354.5],[1357,1365],[1367.5,1369],[1370.5,1372]]
for i=0,n_elements(goodind[0,*])-1 do begin
newind=INDGEN(VALUE_LOCATE(wavelength,goodind[1,i])-$
VALUE_LOCATE(wavelength,goodind[0,i]),$
START=VALUE_LOCATE(wavelength,goodind[0,i]))
if i eq 0 then indextofit = newind $
else indextofit = [indextofit,newind]
endfor
weight=1d/error^2
contfitreg=[1340,1372]
fitfcn=['ifsf_fitspline']
fitargs=HASH()
fitargs['reg1'] = {argsbkpts:{everyn:100}}
; Lybeta
; spline/poly
fittedline = 'Lybeta'
contplotreg=[1136,1180]
contplotind=[VALUE_LOCATE(wavelength,contplotreg[0]),$
VALUE_LOCATE(wavelength,contplotreg[1])]
goodind = [[1136,1141.5],[1145.5,1150],[1153.5,1156.5],[1158.5,1180]]
for i=0,n_elements(goodind[0,*])-1 do begin
newind=INDGEN(VALUE_LOCATE(wavelength,goodind[1,i])-$
VALUE_LOCATE(wavelength,goodind[0,i]),$
START=VALUE_LOCATE(wavelength,goodind[0,i]))
if i eq 0 then indextofit = newind $
else indextofit = [indextofit,newind]
endfor
weight=1d/error^2
contfitreg=[[1136,1146],[1146,1162],[1162,1180]]
fitfcn=['ifsf_fitpoly','ifsf_fitpoly','ifsf_fitspline']
fitargs=HASH()
fitargs['reg1'] = {fitord:3}
fitargs['reg2'] = {fitord:3}
fitargs['reg3'] = {argsbkpts:{everyn:50}}
set_plot,'z'
cgplot, wavelength, flux, XRAN=contplotreg, $
YRAN=[-.3*MAX(flux[contplotind[0]:contplotind[1]]),$
1.5*MAX(flux[contplotind[0]:contplotind[1]])],$
XSTYLE=1,YSTYLE=1,backg='Black',axiscolor='White',color='White',$
xtit='Wavelength ($\Angstrom$)',$
ytit='Flux (ergs s$\up-1$ cm$\up-2$ $\Angstrom$$\up-1$)'
continuum=$
ifsf_fitmulticont(wavelength, flux, weight, wavelength, itflux, $
indextofit,0,fitreg=contfitreg,$
fitfcn=fitfcn, fitargs=fitargs)
cgoplot, wavelength, continuum, color='Red',thick=4
img = cgsnapshot(filename=directoryname+'/'+gal+'/'+'/'+gal+fittedline+$
'_continuum',/jpeg,/nodialog,quality=100)
nct = contplotind[1]-contplotind[0]+1
nflux = dblarr(nct)
nerr = dblarr(nct)
openw,outlun,directoryname+gal+'/'+gal+fittedline+'_contfit.txt',/get_lun
for i=0,nct-1 do $
printf,outlun,wavelength[contplotind[0]+i],flux[contplotind[0]+i],$
error[contplotind[0]+i],$
flux[contplotind[0]+i]/continuum[contplotind[0]+i],$
error[contplotind[0]+i]/continuum[contplotind[0]+i],$
format='(D12.4,E12.4,E12.4,D8.4,D8.4)'
free_lun,outlun
END