File: emsao.par

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# Parameters for EMSAO task of IRAF package RVSAO 2.6

# Spectra
spectra,s,a,"",,,List of input spectra
specnum,s,h,"0",,,Spectrum aperture range if multispec or 2-D file
specband,i,h,0,,,Spectrum band if multispec
skynum,s,h,"0",,,Sky aperture range if multispec or 2-D file
skyband,i,h,0,,,Sky band if multispec file
specdir,s,h,"",,,Directory for input spectra
linefit,b,h,yes,,,Find and fit emission lines (yes or no)

# Process
fixbad,b,h,no,,,Eliminate portions of spectrum with bad lines (yes or no)
badlines,s,h,"badlines.dat",,,Lines to eliminate from spectrum
renormalize,b,h,no,,,Renormalize spectrum before fitting (yes or no)

# Search
st_lambda,r,h,INDEF,,,Starting wavelength in Angstroms to save
end_lambda,r,h,INDEF,,,Ending wavelength in Angstroms to save
nsmooth,i,h,10,,,Number of times to smooth spectrum for search and plot
vel_init,s,h,"search",|correlation|emission|combination|search|guess|zguess|cortemp|,,Initial velocity (search guess corr em file)
czguess,r,h,0.0,,,Initial guess for Cz or z
cortemp,s,h,"",,,Specific cross-correlation template for initial velocity
wspan,r,h,10.,,,Wavelength to search around redshifted line center in Angstroms
linesig,r,h,1.5,,,Number of standard deviations above continuum to be line
emsearch,s,h,"emsearch.dat",,,List of strongest emission lines for search
emlines,s,h,"emlines.dat",,,Emission line list
linedir,s,h,"rvsao$lib/",,,Directory for line lists

# Fit
npfit,i,h,2,,,Number of pixels to fit line peak
nlcont,i,h,1,0,3,Number of coeefficients in line continuum fit
esmooth,i,h,0,,,Number of times to smooth spectrum for emission line fit
emcombine,s,h,"emcomb.dat",,,Combination fit emission line list
mincont,r,h,0.0,,,If continuum is greater than this compute equivalent width

# Combine Results
lwmin,r,h,0.4,,,Minimum fraction of mean line width for individual line
lwmax,r,h,1.7,,,Maximum fraction of mean line width for individual line
lsmin,r,h,1.0,,,Minimum equivalent width in sigma for individual line
sigline,r,h,0.0,,,Velocity error if single line found (0 for gaussian fit error)
disperr,r,h,.01,,,RMS dispersion error in Angstroms
vel_corr,s,h,"barycentric",none|file|heliocentric|barycentric|hfile,,Spectrum velocity correction

# Save Results
report_mode,i,h,1,,,Report mode (1=normal 2=one-line)
archive,b,h,no,,,Save results in binary archive record (yes or no)
save_vel,b,h,no,,,Save results in IRAF data file header (yes or no)
verbose,b,h,yes,,,Displays results on terminal
logfiles,s,h,"STDOUT,emsao.log",,,List of log files

# Display Results
device,s,h,"stdgraph",,,Display output device
hardcopy,b,h,no,,,Automatic hardcopy of results (yes or no)
displot,b,h,yes,,,Plot results on terminal (yes or no)
plotter,s,h,"stdplot",,,Hardcopy output device
dispmode,i,h,2,,,Graphical display mode (2=with line list 3=full screen)
vel_plot,s,h,"emission",correlation|emission|combination,,Velocity to plot
curmode,b,h,yes,,,Wait for cursor commands after plotting (yes or no)
dispem,b,h,yes,,,Label emission lines on spectrum plot (yes or no)
dispabs,b,h,yes,,,Label absorption lines on spectrum plot (yes or no)
ablines,s,h,"ablines.dat",,,Absorption line list

# Debug
obj_plot,b,h,no,,,Plot the object spectrum
contsub_plot,b,h,no,,,Plot the continuum-subtracted data
debug,b,h,no,,,Displays lots of (i.e. too many) intermediate results
nsum,i,h,1,,,"Number of pixels to sum across dispersion"
cursor,*gcur,h,"",,,Graphics cursor input
mode,s,h,"ql",,,