Data for J-PLUS: Beyond spectroscopy III. Stellar parameters and elemental-abundance ratios for five million stars from DR3

The table contains stellar atmospehric parameters (Teff, logg, [Fe/H]), luminosity classification, element abundance ratios ([C/Fe], [Mg/Fe] and [alpha/Fe]), distance and age for over five million stars derived using J-PLUS DR3 + Gaia EDR3.
It includes the following parameters:
ra: Right Ascension from J-PLUS DR3 (J2000)
dec: Declination from J-PLUS DR3 (J2000)
gl: Galactic longitude derived from ICRS coordinates
gb: Galactic latitude derived from ICRS coordinates
mag[12]: Magnitudes of J-PLUS twelve bands (r, g, i, z, u, J0378, J0395,  J0410, J0430, J0515, J0660, J0861)
err_mag[12]&Uncertainties of magnitudes of J-PLUS twelve bands (r, g, i, z, u, J0378, J0395,  J0410, J0430, J0515, J0660, J0861)
gp1/rp1/ip1: Magnitudes from Pan-STARRS1
err_gp1/rp1/ip1: Uncertainties of magnitudes from Pan-STARRS1
G/BP/RP: Magnitudes for the Gaia three bands from EDR3; note G represents a calibration-corrected G magnitude
err_G/BP/RP: Uncertainties of magnitudes for the three Gaia bands from EDR3
ebv_sfd: Value of E(B - V) from the extinction map of SFD98, corrected for a 14% systematic
[Fe/H]: Photometric metallicity
err_[Fe/H]: Uncertainty of photometric metallicity
flg_[Fe/H]: Quality flag of [Fe/H]
[C/Fe]: Photometric carbon-to-iron abundance ratio
err_[C/Fe]:Uncertainty of photometric carbon-to-iron abundance ratio
flg_[C/Fe]: Quality flag of [C/Fe]
[Mg/Fe]: Photometric magnesium-to-iron abundance ratio
err_[Mg/Fe]: Uncertainty of photometric magnesium-to-iron abundance ratio
flg_[Mg/Fe]: Quality flag of [Mg/Fe]
[alpha/Fe]: Photometric alpha-to-iron abundance ratio
err_[alpha/Fe]: Uncertainty of photometric alpha-to-iron abundance ratio
flg_[alpha/Fe]: Quality flag of [alpha/Fe]
Teff: Effective temperature
err_Teff: Uncertainty of effective temperature
logg: Surface gravity
err_logg: Uncertainty of surface gravity
dist: Distance 
err_dist: Uncertainty of distance
flg_dist: Flag to indicate the method used to derive distance, which takes the values ``parallax", ``CMF", and ``NO"
age: Stellar age
err_age: Uncertainty of stellar age
rv: Radial velocity
err_rv: Uncertainty of radial velocity
flg_rv: Flag to indicate the source of radial velocity, which takes the values ``GALAH", ``APOGEE'', ``Gaia",``RAVE", ``LAMOST", ``SEGUE"
parallax: Parallax from {it Gaia} EDR3
err_parallax: Uncertainty of parallax from {it Gaia} EDR3
pmra: Proper motion in Right Ascension direction from Gaia EDR3
err_pmra: Uncertainty of proper motion in Right Ascension direction from Gaia EDR3
pmdec: Proper motion in Declination direction  from Gaia EDR3
err_pmdec&Uncertainty of proper motion in Declination direction from Gaia EDR3
ruwe: Renormalised unit weight error from Gaia EDR3
type: Flag to indicate classifications of stars, which takes the values ``dwarf" and ``giant" 
subtype: Flag to indicate further sub-classifications of dwarf stars, which takes the values  ``TO", ``MS" and ``Binary"