Options for program "kspectrum"

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Narrowband discretization
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Compute spectral discretization (1) or use pre-defined discretization (2) ?
1


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Choice of spectrocopic database
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Use custom LBL database ? [T/F]
F
HITRAN version: 2004 or 2008 or 2012 ?
2012
Use (-1) CDSD-1000 (0) CDSD-1000 updated or (1) HITEMP-2010 or (2) CDSD-HITEMP or (3) CDSD-4000 for CO2 @ T>T_hitemp 
2
Use (1) HITEMP (2) HITEMP-2010 for H2O @ T>T_hitemp 
2
LBL data reorganization: (1) on-the-fly or (2) after every LBL file has been read (much faster) ?
2


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Composition
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Molecules whose isotopes are not specified: (1) use only main isotope or (2) use all isotopes ?
2


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Line profiles
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Use (1) the Lorentz profile or (2) the Voigt profile ? 
2
Take into account the sub-lorentzian nature of lines ?  [T/F]
T
Sub-lorentzian profile choice: (0) whatever is relevant (1) Pollack et al. 1993; (2) Perrin & Hartmann 1989; (3) Tonkov et al. 1996
2
Use CO2 sub-lorentzian profiles outside vawenumber validity range ? [T/F]
T
Use CO2 sub-lorentzian profiles for other molecules than CO2 ? [T/F]
F
Take into account sub-lorentzian profile asymetry ? [T/F]
F


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Collision-Induced absorption
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Take into account collision-induced absorption for CO2 ?  [T/F]
T
If yes, use CIA from (1) Gruszka or (2) Baranov or (3) both ?
3
Compute CIA outside vawenumber validity range [0-250]cm�� ? [T/F]
F
Compute CIA outside temperature validity range [200-800]K ? [T/F]
T


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Code behavior
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Print various computation times ? [T/F]
T
Resume previous computation if interuption detected ?  [T/F]
F


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Sensitivities
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Compute sensitivities to temperature ? [T/F]
F
Compute sensitivities to total pressure ? [T/F]
F
Compute sensitivities to species concentrations ? [T/F]
F


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Levels and narrowbands limits (see "data.in" for numerical values associated)
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Compute for (1) every level defined in composition file or (2) a limited number of levels ?
1
Use (1) the whole spectrum or (2) a limited number of narrowbands ?
1


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Spectral discretization algorithm
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Use (0) user-defined grid, (1) the reference discretization, (2) a degraded resolution, (3) constant spectral step, (4) line-centers scheme
3
Level of accuracy of the algorithm for spectral discretization between strong lines [0-4] (only in the case of reference discretization)
3


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Line truncation and selection
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Truncate line profiles at a fixed distance from line center [T/F] (CO2 lines will not be truncated if khi SL correction is used)
T
If truncation active: truncate (1) at a fixed distance or (2) at a fixed multiple of the line width ?
1
If truncation active: remove base continuum for H2O ? [T/F]
T
Include far lines in truncation ? [T/F] (if true, constant line contributions are not taken into account in resulting spectra)
T
Reject weaker lines when computing k ? [T/F] (see associated value in "data.in")
F
