Open Access
Table B.1.
Catalogue description.
Name | Description | Units | Datatype | Source |
---|---|---|---|---|
source_id | Gaia identifier | int64 | Gaia | |
tmass_id | 2MASS identifier | char[16] | 2MASS | |
sobject_id | GALAH Spectrum identifier | int64 | GALAH | |
ra | Right ascension (ICRS, Epoch=J2000) | deg | float64 | UCAC4 |
dec | Declination (ICRS, Epoch=J2000) | deg | float64 | UCAC4 |
snr_c1 | S/N per pixel for ccd-1 (blue channel) | float64 | Sect. 2 | |
snr_c2 | S/N per pixel for ccd-2 (green channel) | float64 | Sect. 2 | |
snr_c3 | S/N per pixel for ccd-3 (red channel) | float64 | Sect. 2 | |
snr_c4 | S/N per pixel for ccd-4 (infrared channel) | float64 | Sect. 2 | |
Bmag | APASS B magnitude | mag | float64 | APASS |
e_Bmag | Uncertainty in APASS B mag | mag | float64 | APASS |
Vmag | APASS V magnitude | mag | float64 | APASS |
e_Vmag | Uncertainty in APASS V mag | mag | float64 | APASS |
Jmag | 2MASS J magnitude | mag | float64 | 2MASS |
e_Jmag | Uncertainty in 2MASS J mag | mag | float64 | 2MASS |
Hmag | 2MASS H magnitude | mag | float64 | 2MASS |
e_Hmag | Uncertainty in 2MASS H mag | mag | float64 | 2MASS |
Kmag | 2MASS Ks magnitude | mag | float64 | 2MASS |
e_Kmag | Uncertainty in 2MASS K mag | mag | float64 | 2MASS |
Qfl | Quality flag 2MASS | char[3] | 2MASS | |
W1mag | WISE W1 magnitude | mag | float64 | WISE |
e_W1mag | Uncertainty in WISE W1 mag | mag | float64 | WISE |
W2mag | WISE W2 magnitude | mag | float64 | WISE |
e_W2mag | Uncertainty in WISE W2 mag | mag | float64 | WISE |
W3mag | WISE W3 magnitude | mag | float64 | WISE |
e_W3mag | Uncertainty in WISE W3 mag | mag | float64 | WISE |
W4mag | WISE W4 magnitude | mag | float64 | WISE |
e_W4mag | Uncertainty in WISE W4 mag | mag | float64 | WISE |
ebv | Reddening E(B − V) | mag | float64 | SFD+98 |
A_K | Attenuation in Ks | mag | float64 | GALAH, Sect. 3.1 |
e_A_K | Uncertainty in attenuation in Ks | mag | float64 | GALAH, Sect. 3.1 |
BC_K | Bolometric corrections for Ks | mag | float64 | GALAH, Sect. 3.1 |
parallax | Parallax | mas | float64 | Gaia |
parallax_error | Parallax error | mas | float64 | Gaia |
pmra | Proper motion in right ascension | mas yr−1 | float64 | Gaia |
pmra_error | Proper motion error in right ascension | mas yr−1 | float64 | Gaia |
pmdec | Proper motion in declination | mas yr−1 | float64 | Gaia |
pmdec_error | Proper motion error in declination | mas yr−1 | float64 | Gaia |
rMo_3 | Mode distance of the posterior, using Milky Way Prior | pc | float64 | AB+16 |
r5_3 | 5th percentile of the posterior, using Milky Way Prior | pc | float64 | AB+16 |
r50_3 | 50th percentile of the posterior, using Milky Way Prior | pc | float64 | AB+16 |
r95_3 | 95th percentile of the posterior, using Milky Way Prior | pc | float64 | AB+16 |
sigmaR_3 | Distance standard error, using Milky Way Prior | pc | float64 | AB+16 |
comb_sp | Spectra used for the combination of stellar parameters | int64 | Sect. 3.1 | |
teff_sme | Effective temperature Teff | K | float64 | Sect. 3.1 |
e_teff_sme | Uncertainty in effective temperature Teff | K | float64 | Sect. 3.1 |
logg_sme | Surface gravity log g | dex | float64 | Sect. 3.1 |
e_logg_sme | Uncertainty in surface gravity log g | dex | float64 | Sect. 3.1 |
feh_sme | SME pseudo iron abundance [Fe/H] | dex | float64 | Sect. 3.1 |
e_feh_sme | Uncertainty in SME pseudo iron abundance [Fe/H] | dex | float64 | Sect. 3.1 |
vmic_sme | Microturbulence velocity ξ | km s−1 | float64 | Sect. 3.1 |
e_vmic_sme | Uncertainty of microturbulence velocity ξ | km s−1 | float64 | Sect. 3.1 |
vsini_sme | Rotational and Macroturbulence Velocity νmac + rot | km s−1 | float64 | Sect. 3.1 |
e_vsini_sme | Uncertainty of νmac + rot | km s−1 | float64 | Sect. 3.1 |
rv_sme | Radial velocity | km s−1 | float64 | Sect. 3.1 |
e_rv_sme | Uncertainty of radial velocity | km s−1 | float64 | Sect. 3.1 |
chi_sme | χ2 of the spectroscopic stellar parameter fit | float64 | Sect. 3.1 | |
flag_sme | Spectroscopic quality flag | float64 | Sect. 3.1 | |
alpha_fe_sme | Combined α element abundance [α/Fe] | dex | float64 | Sect. 3.5 |
e_alpha_fe_sme | Uncertainty of combined α element abundance [α/Fe] | dex | float64 | Sect. 3.5 |
x_abund_sme | Abundance [X/Fe] of element X | dex | float64 | Sect. 3.5 |
e_x_abund_sme | Uncertainty of abundance [X/Fe] of element X | dex | float64 | Sect. 3.5 |
chi_x_abund_sme | χ2 of abundance fit for element X | dex | float64 | Sect. 3.5 |
flag_x_abund_sme | Spectroscopic quality flag for abundance of X | dex | float64 | Sect. 3.5 |
comb_x_abund_sme | Number of spectra used to estimate x_abund_sme | dex | float64 | Sect. 3.5 |
age_5 | 5th percentile of age posterior distribution | Gyr | float64 | ELLI, Sect. 3.3 |
age_16 | 16th percentile of age posterior distribution | Gyr | float64 | ELLI, Sect. 3.3 |
age_50 | 50th percentile of age posterior distribution | Gyr | float64 | ELLI, Sect. 3.3 |
age_84 | 84th percentile of age posterior distribution | Gyr | float64 | ELLI, Sect. 3.3 |
age_95 | 95th percentile of age posterior distribution | Gyr | float64 | ELLI, Sect. 3.3 |
age_mean | Mean age τ | Gyr | float64 | ELLI, Sect. 3.3 |
age_std | Uncertainty of age τ | Gyr | float64 | ELLI, Sect. 3.3 |
mass_5 | 5th percentile of actual mass posterior function | ℳ⊙ | float64 | ELLI, Sect. 3.3 |
mass_16 | 16th percentile of actual mass posterior function | ℳ⊙ | float64 | ELLI, Sect. 3.3 |
mass_50 | 50th percentile of actual mass posterior function | ℳ⊙ | float64 | ELLI, Sect. 3.3 |
mass_84 | 84th percentile of actual mass posterior function | ℳ⊙ | float64 | ELLI, Sect. 3.3 |
mass_95 | 95th percentile of actual mass posterior function | ℳ⊙ | float64 | ELLI, Sect. 3.3 |
mass_mean | Actual mass mact (incl. mass loss) | ℳ⊙ | float64 | ELLI, Sect. 3.3 |
mass_std | Uncertainty of actual mass mact (incl. mass loss) | ℳ⊙ | float64 | ELLI, Sect. 3.3 |
R_kpc | Galactocentric radius | kpc | float64 | Sect. 3.6 |
Phi | Galactocentric azimuth angle | kpc | float64 | Sect. 3.6 |
z_kpc | Height above Galactocentric plane | kpc | float64 | Sect. 3.6 |
vR_kms | Galactocentric radial velocity | km s−1 | float64 | Sect. 3.6 |
vT_kms | Galactocentric transversal velocity | km s−1 | float64 | Sect. 3.6 |
vz_kms | Galactocentric vertical velocity | km s−1 | float64 | Sect. 3.6 |
x_xyz_kpc | Galactocentric cartesian coordinate X | kpc | float64 | Sect. 3.6 |
y_xyz_kpc | Galactocentric cartesian coordinate Y | kpc | float64 | Sect. 3.6 |
z_xyz_kpc | Galactocentric cartesian coordinate Z | kpc | float64 | Sect. 3.6 |
U_LSR | Galactocentric cartesian velocity U | km s−1 | float64 | Sect. 3.6 |
V_LSR | Galactocentric cartesian velocity V | km s−1 | float64 | Sect. 3.6 |
W_LSR | Galactocentric cartesian velocity W | km s−1 | float64 | Sect. 3.6 |
jR_kpckms_mean | Radial action | kpc km s−1 | float64 | Sect. 3.6 |
jR_kpckms_std | Uncertainty of radial action | kpc km s−1 | float64 | Sect. 3.6 |
Lz_kpckms_mean | Angular momentum/azimuthal action | kpc km s−1 | float64 | Sect. 3.6 |
Lz_kpckms_std | Uncertainty of angular momentum/azimuthal action | kpc km s−1 | float64 | Sect. 3.6 |
jz_kpckms_mean | Vertical action | kpc km s−1 | float64 | Sect. 3.6 |
jz_kpckms_std | Uncertainty of vertical action | kpc km s−1 | float64 | Sect. 3.6 |
TD_D | Rel. kinematic probabilities the thick disc-to-thin disc | float64 | Sect. 3.6. | |
TD_H | Rel. kinematic probabilities the thick disc-to-halo | float64 | Sect. 3.6. | |
D_H | Rel. kinematic probabilities the thin disc-to-halo | float64 | Sect. 3.6. |
Notes. AB+16 and SFD+98 are the abbreviations of Astraatmadja & Bailer-Jones (2016) and Schlegel et al. (1998) respectively.
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