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The Synthetic Stellar
Spectra Database POLLUX

Stellar spectra collections

AMBRE

Based on MARCS model atmospheres and TURBOSPECTRUM spectral synthesis
VIS range
Teff ∈ [3500K; 8000K] | Logg ∈ [0; 5.5]
[Fe/H] ∈ [-5; 1] | [alpha/Fe] ∈ [-0.4; 0.8]
Resolution = 150 000
Produced by P. de Laverny (OCA, Nice)
Number of spectra: 12927 | Total size: 36090.76MB (Flat)

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CMFGEN

Based on CMFGEN model atmospheres
UV,VIS and IR ranges
Teff ∈ [12020K; 63880K] | Logg ∈ [2; 4.5]
[Fe/H] ∈ [-1.48; 0.32]
Resolution > 150 000
Produced by F. Martins (LUPM, Montpellier)
Number of spectra: 927 | Total size : 821.05MB (Flat)

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CMFGEN-SED

Based on CMFGEN model atmospheres
Teff ∈ [20638K; 63880K] | Logg ∈ [2.4; 4.5]
[Fe/H] ∈ [-1.48; 0]
Δv = 15 km/s
Produced by F. Martins (LUPM, Montpellier)
Number of SED: 245 | Total size: 260.71MB (Flat)

CMFGEN-WR

Based on CMFGEN model atmospheres
VIS range
T* = [32350K; 74300K] | Log (L/Lsun) = [5.3; 5.9]
[Fe/H] = 0
Resolution > 150 000
Produced by F. Martins (LUPM, Montpellier)
Number of spectra: 11 | Total size: 22.51MB (Flat)

CMFGEN-WR-SED

Based on CMFGEN model atmospheres
T* ∈ [32350K; 74300K] | log(L/Lsun) ∈ [5.3; 5.9]
[Fe/H] = 0
Δv = 15 km/s
Produced by F. Martins (LUPM, Montpellier)
Number of SED: 11 | Total size: 31.43MB (Flat)

RSG

Based on MARCS model atmospheres and TURBOSPECTRUM spectral synthesis
IR range
Teff ∈ [3000K; 4500K] | Logg ∈ [-0.5; 1]
[Fe/H] = 0
Resolution > 150 000
Produced by E. Josselin and P. Hernandez Cascales (LUPM, Montpellier)
Number of spectra: 40 | Size: 136.32MB (Flat)

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STAGGER

Based on STAGGER 3D RHD model atmospheres and OPTIM3D spectral synthesis
VIS, IR and UV ranges
Teff ∈ [3899K; 7000K] | Logg ∈ [1.5; 5]
[Fe/H] ∈ [-4; 0.5] | [alpha/Fe] = 0.4; 0.2; 0
Resolution = 20 000
Produced by A. Chiavassa (OCA, Nice)
Number of spectra: 543 | Total size: 179.91MB (Flat)

STAGGER-INTENSITY

Intensity spectra based on STAGGER 3D RHD model atmospheres and OPTIM3D spectral synthesis
VIS, IR and UV ranges
Inclination angles μ = cos(θ) ∈ [ 0.01; 0.05;, 0.1; 0.2; 0.3; 0.5;0.7;0.8;0.9;1.0]
Teff ∈ [3899K; 7000K] | Logg ∈ [1.5; 5]
[Fe/H] ∈ [-4; 0.5] | [alpha/Fe] = 0.4; 0.2; 0
Resolution = 20 000
Produced by A. Chiavassa (OCA, Nice)
Number of spectra: 5373 | Total size: 1763.39MB (Flat)

STAGGER-RVS

Based on STAGGER 3D RHD model atmospheres
Gaia RVS optical range (8395 to 8905 AA)
Teff ∈ [3899K; 7000K] | Logg ∈ [1.5; 5]
[Fe/H] ∈ [-4; 0.5] | [alpha/Fe] = 0.4; 0.2; 0
Resolution = 300 000
Produced by A. Chiavassa (OCA, Nice)
Number of spectra: 122 | Size: 26.92MB(Flat)