J/MNRAS/478/4513/catalogGALAH DR2 catalogSNRC1Signal to noise per pixel in the HERMES blue channel (snr_c1)stat.snrdoubleSNRC2Signal to noise per pixel in the HERMES green channel (snr_c2)stat.snrdoubleSNRC3Signal to noise per pixel in the HERMES red channel (snr_c3)stat.snrdoubleSNRC4Signal to noise per pixel in the HERMES IR channel (snr_c4)stat.snrdoubleRVsyntBarycentric radial velocity from cross-correlation against synthetic spectra (rv_synt)km/sphys.velocdoublee_RVsyntUncertainty in rv_synt (e_rv_synt)km/sstat.errorfloatRVobst? Radial velocity from internal cross-correlation against data (rv_obst)km/sphys.velocdoublenullablee_RVobst? Uncertainty in rv_obst (e_rv_obst)km/sstat.errorfloatnullableRVnogrobst? Radial velocity from internal cross-correlation against data, uncorrected for gravitational redshift (rv_nogr_obst)km/sphys.velocdoublenullablee_RVnogrobst? Uncertainty in rv_nogr_obst (e_rv_nogr_obst)km/sstat.errorfloatnullablechi2cannonSummed chi-squared over all spectral pixels (chi2_cannon)stat.fit.chi2floatsplabeldistLabel distance similar to Ho et al. (2017, Cat. J/ApJ/836/5) (sp_label_distance)pos.distancedoubleflagcannonFlags for spectrum information in a bitmask format 0=No flag recommended (flag_cannon) (1)meta.code.errorintTeffEffective temperature (teff)Kphys.temperature.effectivedoublee_TeffUncertainty of Teff (e_teff)Kstat.error;phys.temperature.effectivedoubleloggSurface gravity (logg)log(cm.s**-2)phys.gravitydoublee_loggUncertainty of logg (e_logg)log(cm.s**-2)stat.errordouble[Fe/H]Iron abundance (not overall metallicity [M/H]) (fe_h)phys.abund.Zdoublee_[Fe/H]Uncertainty in [Fe/H] (e_fe_h)stat.error;phys.abund.FedoublevmicMicroturbulence velocity (vmic)km/sphys.veloc.microTurbfloate_vmicUncertainty in vmic (e_vmic)km/sstat.errorfloatvsiniLine of sight rotational velocity (vsini)km/sphys.veloc.rotat;spect.linefloate_vsiniUncertainty in vsini (e_vsini)km/sstat.error;phys.veloc.rotatfloat[alpha/Fe]? {alpha} enhancement, determined as an error-weighted combination of Mg, Si, Ca, Ti abundances (alpha_fe)phys.abunddoublenullable[Li/Fe]Abundance [Li/Fe] for element Li (li_fe)phys.abunddoublee_[Li/Fe]Uncertainty in Li/Fe] (e_lix_fe)stat.error;phys.abunddoublef_[Li/Fe]indicating difficulty in abundance determination in a bitmask format (flag_li_fe) (2)meta.codeint[C/Fe]Abundance [X/Fe] for element C (c_fe)phys.abunddoublee_[C/Fe]Uncertainty in [C/Fe] (e_c_fe)stat.error;phys.abunddoublef_[C/Fe]indicating difficulty in abundance determination in a bitmask format (flag_c_fe) (2)meta.codeint[O/Fe]Abundance [O/Fe] for element O (o_fe)phys.abunddoublee_[O/Fe]Uncertainty in [O/Fe] (e_o_fe)stat.error;phys.abunddoublef_[O/Fe]indicating difficulty in abundance determination in a bitmask format (flag_o_fe) (2)meta.codeint[Na/Fe]Abundance [Na/Fe] for element Na (na_fe)phys.abunddoublee_[Na/Fe]Uncertainty in [Na/Fe] (e_na_fe)stat.error;phys.abunddoublef_[Na/Fe]indicating difficulty in abundance determination in a bitmask format (flag_na_fe) (2)meta.codeint[Mg/Fe]? Abundance [Mg/Fe] for element Mg (mg_fe)phys.abunddoublenullablee_[Mg/Fe]? Uncertainty in [Mg/Fe] (e_mg_fe)stat.error;phys.abunddoublenullablef_[Mg/Fe]indicating difficulty in abundance determination in a bitmask format (flag_mg_fe) (2)meta.codeint[Al/Fe]? Abundance [Al/Fe] for element Al (x_fe)phys.abunddoublenullablee_[Al/Fe]? Uncertainty in x_fe (e_x_fe)stat.error;phys.abunddoublenullablef_[Al/Fe]indicating difficulty in abundance determination in a bitmask format (flag_x_fe) (2)meta.codeint[Si/Fe]? Abundance [Si/Fe] for element Si (si_fe)phys.abunddoublenullablee_[Si/Fe]? Uncertainty in [Si/Fe] (e_si_fe)stat.error;phys.abunddoublenullablef_[Si/Fe]indicating difficulty in abundance determination in a bitmask format (flag_si_fe) (2)meta.codeint[K/Fe]? Abundance [K/Fe] for element K (k_fe)phys.abunddoublenullablee_[K/Fe]? Uncertainty in [K/Fe] (e_k_fe)stat.error;phys.abunddoublenullablef_[K/Fe]indicating difficulty in abundance determination in a bitmask format (flag_k_fe) (2)meta.codeint[Ca/Fe]Abundance [Ca/Fe] for element Ca (ca_fe)phys.abunddoublee_[Ca/Fe]Uncertainty in [Ca/Fe] (e_ca_fe)stat.error;phys.abunddoublef_[Ca/Fe]indicating difficulty in abundance determination in a bitmask format (flag_ca_fe) (2)meta.codeint[Sc/Fe]? Abundance [Sc/Fe] for element Sc (sc_fe)phys.abunddoublenullablee_[Sc/Fe]? Uncertainty in [Sc/Fe] (e_sc_fe)stat.error;phys.abunddoublenullablee_[Zn/Fe]? Uncertainty in [Zn/Fe] (e_zn_fe)stat.error;phys.abunddoublenullablef_[Zn/Fe]indicating difficulty in abundance determination in a bitmask format (flag_zn_fe) (2)meta.codeint[Y/Fe]Abundance [Y/Fe] for element Y (y_fe)phys.abunddoublee_[Y/Fe]Uncertainty in [Y/Fe] (e_y_fe)stat.error;phys.abunddoublef_[Y/Fe]indicating difficulty in abundance determination in a bitmask format (flag_y_fe) (2)meta.codeint[Ba/Fe]? Abundance [Ba/Fe] for element Ba (ba_fe)phys.abunddoublenullablee_[Ba/Fe]? Uncertainty in [Ba/Fe] (e_ba_fe)stat.error;phys.abunddoublenullablef_[Ba/Fe]indicating difficulty in abundance determination in a bitmask format (flag_ba_fe) (2)meta.codeint[La/Fe]Abundance [La/Fe] for element La (la_fe)phys.abunddoublee_[La/Fe]Uncertainty in [La/Fe] (e_la_fe)stat.error;phys.abunddoublef_[La/Fe]indicating difficulty in abundance determination in a bitmask format (flag_la_fe) (2)meta.codeint[Eu/Fe]? Abundance [Eu/Fe] for element Eu (eu_fe)phys.abunddoublenullablee_[Eu/Fe]? Uncertainty in [Eu/Fe] (e_eu_fe)stat.error;phys.abunddoublenullablef_[Eu/Fe]indicating difficulty in abundance determination in a bitmask format (flag_eu_fe) (2)meta.codeintStarId2MASS ID number by default (HHMMSSss+DDMMSSs, UCAC4 ID number if 2MASS unavailable (begins with UCAC4-) (star_id)meta.id;meta.maincharrecnoRecord number assigned by the VizieR team. Should Not be used for identification.meta.recordintsobjectIdUnique per-observation star ID (sobject_id)meta.idindexede_[alpha/Fe]? Uncertainty in alpha_fe (e_alpha_fe)stat.error;phys.abunddoublenullableSimbadSimbad column added by the CDSmeta.ref.urlcharGaiaId? Gaia DR2 identifier (gaia_id)meta.idnullablendfclassObservation type (MFOBJECT (regular observation) or MFFLX (benchmark observation)) (ndfclass)meta.notecharFieldIdGALAH field identification number (field_id)meta.id;obs.fieldintRAJ2000Right ascension from 2MASS (J2000) (raj2000)degpos.eq.ra;meta.mainindexedDEJ2000Declination from 2MASS (J2000) (dej2000)degpos.eq.dec;meta.mainindexedJmagJ magnitude from 2MASS (jmag)magphot.mag;em.IR.JfloatHmagH magnitude from 2MASS (hmag)magphot.mag;em.IR.HfloatKmagK magnitude from 2MASS (kmag)magphot.mag;em.IR.KfloatVmagJKSynthetic V magnitude calculated from JHK, used for target selection (vmag_jk)magphot.mag;em.opt.Vfloate_JmagUncertainty in J magnitude, from 2MASS (e_jmag)magstat.error;phot.magfloate_HmagUncertainty in H magnitude, from 2MASS (e_hmag)magstat.error;phot.magfloat[Mn/Fe]Abundance [Mn/Fe] for element Mn (mn_fe)phys.abunddoublee_[Mn/Fe]Uncertainty in [Mn/Fe] (e_mn_fe)stat.error;phys.abunddoublef_[Mn/Fe]indicating difficulty in abundance determination in a bitmask format (flag_mn_fe) (2)meta.codeinte_KmagUncertainty in K magnitude, from 2MASS (e_kmag)magstat.error;phot.magfloatf_[Sc/Fe]indicating difficulty in abundance determination in a bitmask format (flag_sc_fe) (2)meta.codeint[Ti/Fe]Abundance [Ti/Fe] for element Ti (ti_fe)phys.abunddoublee_[Ti/Fe]Uncertainty in [Ti/Fe] (e_ti_fe)stat.error;phys.abunddoublef_[Ti/Fe]indicating difficulty in abundance determination in a bitmask format (flag_ti_fe) (2)meta.codeint[V/Fe]? Abundance [V/Fe] for element V (v_fe)phys.abunddoublenullablee_[V/Fe]? Uncertainty in [V/Fe] (e_v_fe)stat.error;phys.abunddoublenullablef_[V/Fe]indicating difficulty in abundance determination in a bitmask format (flag_v_fe) (2)meta.codeint[Cr/Fe]? Abundance [Cr/Fe] for element Cr (cr_fe)phys.abunddoublenullablee_[Cr/Fe]? Uncertainty in [Cr/Fe] (e_cr_fe)stat.error;phys.abunddoublenullablef_[Cr/Fe]indicating difficulty in abundance determination in a bitmask format (flag_cr_fe) (2)meta.codeint[Co/Fe]Abundance [Co/Fe] for element Co (co_fe)phys.abunddoublee_[Co/Fe]Uncertainty in [Co/Fe] (e_co_fe)stat.error;phys.abunddoublef_[Co/Fe]indicating difficulty in abundance determination in a bitmask format (flag_co_fe) (2)meta.codeint[Ni/Fe]? Abundance [Ni/Fe] for element Ni (ni_fe)phys.abunddoublenullablee_[Ni/Fe]? Uncertainty in [Ni/Fe] (e_ni_fe)stat.error;phys.abunddoublenullablef_[Ni/Fe]indicating difficulty in abundance determination in a bitmask format (flag_ni_fe) (2)meta.codeint[Cu/Fe]Abundance [Cu/Fe] for element Cu (cu_fe)phys.abunddoublee_[Cu/Fe]Uncertainty in [Cu/Fe] (e_cu_fe)stat.error;phys.abunddoublef_[Cu/Fe]indicating difficulty in abundance determination in a bitmask format (flag_cu_fe) (2)meta.codeint[Zn/Fe]? Abundance [Zn/Fe] for element Zn (zn_fe)phys.abunddoublenullable