VizieR

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Simple Target List Of Targets Fast Xmatch with large catalogs or Simbad

Target Name (resolved by Sesame) or Position:	Target dimension:
NB: The epoch used for the query is the original epoch of the table(s)	Radius Box size

	J/ApJS/238/16	68025		LAMOST-DR3 very metal-poor star catalog (Li+, 2018) ReadMe+ftp 2018ApJS..238...16L Similar Catalogs Post annotation
1.	J/ApJS/238/16/table2		LAMOST-DR3 very metal-poor (VMP) star catalog (10011 rows) metaJ/ApJS/238/16/table2

Simple Constraint List Of Constraints

Query by Constraints constraints help

applied on Columns (Output Order: + - )

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Column

Constraint

Explain (UCD)

recno

Record number assigned by the VizieR team. Should Not be used for identification. (stat.fit.param;em.IR.30-60um;arith.factor;phys.veloc)

LAMOST

(char)

Object name (JHHMMSS.ss+DDMMSS.s) ((unassigned);(unassigned);(unassigned);spect.line.veloc;arith)

Sname

(char)

LAMOST spectral name ((unassigned);meta.version;arith.diff;spect.line.veloc)

RAJ2000

deg

Right Ascension in decimal degrees (J2000) ((unassigned);(unassigned);(unassigned);(unassigned);arith)

DEJ2000

deg

[-9.1/62] Declination (J2000) ((unassigned);meta.version;arith.diff;(unassigned);arith)

Teff

[4209.5/6787.3] Effective temperature derived from LAMOST spectra ((unassigned);meta.version;arith.diff;em.radio)

e_Teff

[4.2/399] Uncertainty in Teff ((unassigned);meta.version;arith.diff;time.age;em.radio.20-100MHz)

log(g)

[cm/s2]

[0.7/4.5] Surface gravity derived from LAMOST spectra ((unassigned);meta.version;arith.diff;(unassigned))

e_log(g)

[cm/s2]

[0.2/1] Uncertainty in log(g) ((unassigned);meta.version;arith.diff;time.age;meta.main)

[Fe/H]

[Sun]

[-4.6/-2] Metallicity derived from LAMOST spectra ((unassigned);meta.version;arith.diff;pos.emergenceAng)

e_[Fe/H]

[Sun]

[0.1/0.4] Uncertainty in [Fe/H] ((unassigned);meta.version;arith.diff;time.age;phys.reflectance.bidirectional)

ALL cols

⁽ⁱ⁾indexed column

Bmag

mag

⁽ⁿ⁾ [7.7/18.9] B magnitude from UCAC4 ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))

Vmag

mag

⁽ⁿ⁾ [7.4/17.3] V magnitude from UCAC4 ((unassigned);meta.version;arith.diff;stat.filling;(unassigned);(unassigned))

gmag

mag

⁽ⁿ⁾ [7.8/20] g AB magnitude from SDSS DR12 ((unassigned);meta.version;arith.diff;stat.filling;(unassigned);(unassigned))

rmag

mag

⁽ⁿ⁾ [7.5/21] r AB magnitude from SDSS DR12 ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))

Jmag

mag

⁽ⁿ⁾ [6.6/18.1] J magnitude from 2MASS ((unassigned);meta.version;arith.diff;stat.filling;(unassigned);(unassigned))

Hmag

mag

⁽ⁿ⁾ [6.5/17.7] H magnitude from 2MASS ((unassigned);meta.version;arith.diff;stat.filling;(unassigned);(unassigned))

Ksmag

mag

⁽ⁿ⁾ [6.4/17.1] Ks magnitude from 2MASS ((unassigned);meta.version;arith.diff;stat.filling;(unassigned);(unassigned))

W2mag

mag

⁽ⁿ⁾ [6.3/17.4] W2 (4.6um) magnitude from WISE ((unassigned);meta.version;arith.diff;stat.filling;(unassigned);(unassigned))

r_E(B-V)

(char)

Source for E(B-V) (Note 1) ((unassigned);(unassigned);(unassigned);phys.veloc.dispersion;�?**ucdid=0**?)

E(B-V)

mag

[0/7.2] Extinction ((unassigned);meta.version;arith.diff;pos.lsr)

r_pmRA

(char)

Source of pmRA/pmDE (Note 1) ((unassigned);meta.version;arith.diff;phys.veloc.dispersion;instr.offset;(unassigned))

pmRA

mas/yr

⁽ⁿ⁾ [-297/340] Proper motion in RA ((unassigned);meta.version;arith.diff;instr.offset;(unassigned))

pmDE

mas/yr

⁽ⁿ⁾ [-436/354] Proper motion in DE ((unassigned);meta.version;arith.diff;instr.offset;(unassigned))

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

RVel

km/s

[-582/545] Radial velocity estimated from LAMOST spectra ((unassigned);meta.version;arith.diff;spect.index;arith.diff;meta.main)

velU

km/s

⁽ⁿ⁾ [-2751/2035] U velocity ((unassigned);(unassigned);(unassigned);spect.index;(unassigned);meta.main)

velV

km/s

⁽ⁿ⁾ [-4973/2868] V velocity ((unassigned);meta.version;arith.diff;spect.index;(unassigned);meta.main)

velW

km/s

⁽ⁿ⁾ [-2903/1799] W velocity ((unassigned);meta.version;arith.diff;spect.index;(unassigned);meta.main)

Vphi

km/s

⁽ⁿ⁾ [0.06/104575] Rotational velocity ((unassigned);(unassigned);(unassigned);stat.Fourier;meta.main)

Zmax

kpc

⁽ⁿ⁾ [-5878/14656] Maximum Galactic scale height of its orbit ((unassigned);(unassigned);(unassigned);em.UV.10-50nm)

Dist

kpc

⁽ⁿ⁾ [0.05/87] Distance estimated from isochrone ((unassigned);meta.version;arith.diff;em.UV.10-50nm;arith;meta.main)

e_Dist

kpc

⁽ⁿ⁾ [0.002/21.3] Uncertainty in Dist ((unassigned);(unassigned);(unassigned);time.age;meta.main)

DistTGAS

kpc

⁽ⁿ⁾ [0.1/17] Distance from TGAS ((unassigned);(unassigned);(unassigned);em.UV.10-50nm;arith;meta.main)

e_DistTGAS

kpc

⁽ⁿ⁾ [0.004/217] Uncertainty in DistTGAS ((unassigned);meta.version;arith.diff;time.age;meta.main)

sng

[10/677] SNR at g-band of the LAMOST spectrum ((unassigned);meta.version;arith.diff;meta.abstract;meta.main)

CaHK

0.1nm

[-44.2/42.7] Line index CaHK; Angstroms (Note 2) ((unassigned);meta.version;arith.diff;phys.abund.Y;meta.main)

K24

0.1nm

[-8.5/16.3] Line index K24; Angstroms (Note 2) ((unassigned);meta.version;arith.diff;phys.abund.Y;meta.main)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

K12

0.1nm

⁽ⁿ⁾ [-4.6/11.5] Line index K12; Angstroms (Note 2) ((unassigned);(unassigned);(unassigned);phys.abund.Y;meta.main)

0.1nm

⁽ⁿ⁾ [-2.5/5.6] Line index K6; Angstroms (Note 2) ((unassigned);(unassigned);(unassigned);phys.abund.Y;meta.main)

HeI4026

0.1nm

[-5.1/1] Line index HeI4026; Angstroms (Note 2) ((unassigned);meta.version;arith.diff;phys.abund.Y;meta.main)

HD24

0.1nm

[-7.6/8.6] Line index HD24; Angstroms (Note 2) ((unassigned);(unassigned);(unassigned);phys.abund.Y;meta.main)

HD12

0.1nm

[-3.8/5.8] Line index HD12; Angstroms (Note 2) ((unassigned);(unassigned);(unassigned);phys.abund.Y;meta.main)

CN1

0.1nm

[-8.4/9.2] Line index CN1; Angstroms (Note 2) ((unassigned);(unassigned);(unassigned);phys.at.moment.magnetic;meta.main)

CN2

0.1nm

[-6.9/10] Line index CN2; Angstroms (Note 2) ((unassigned);(unassigned);(unassigned);phys.at.moment.magnetic;meta.main)

Ca4227

0.1nm

[-3.1/4.4] Line index Ca4227; Angstroms (Note 2) ((unassigned);(unassigned);(unassigned);phys.abund.Y;meta.main)

G4300

0.1nm

[-5.6/9.5] Line index G4300; Angstroms (Note 2) ((unassigned);(unassigned);(unassigned);phys.at.moment.magnetic;meta.main)

0.1nm

[-2.8/8.2] Line index G1; Angstroms (Note 2) ((unassigned);(unassigned);(unassigned);phys.abund.Y;meta.main)

Fe4383

0.1nm

[-6.2/21.1] Line index Fe4383; Angstroms (Note 2) ((unassigned);(unassigned);(unassigned);phys.abund.Y;meta.main)

Ca4455

0.1nm

[-6/2.9] Line index Ca4455; Angstroms (Note 2) ((unassigned);meta.version;arith.diff;phys.abund.Y;meta.main)

HeI4471

0.1nm

[-4.5/1.1] Line index HeI4471; Angstroms (Note 2) ((unassigned);meta.version;arith.diff;phys.abund.Y;meta.main)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

Fe4531

0.1nm

[-5.7/6.4] Line index Fe4531; Angstroms (Note 2) ((unassigned);(unassigned);(unassigned);phys.abund.Y;meta.main)

Hbeta

0.1nm

[-9.2/6.6] Line index Hbeta; Angstroms (Note 2) ((unassigned);meta.version;arith.diff;phys.at.moment.magnetic;meta.main)

Fe5015

0.1nm

[-4.9/6.8] Line index Fe5015; Angstroms (Note 2) ((unassigned);meta.version;arith.diff;phys.abund.Y;meta.main)

MG1

0.1nm

[-5.5/15.2] Line index MG1; Angstroms (Note 2) ((unassigned);meta.version;arith.diff;phys.abund.Y;meta.main)

Mg2

0.1nm

[-5.7/12] Line index Mg2; Angstroms (Note 2) ((unassigned);(unassigned);(unassigned);phys.at.moment.magnetic;meta.main)

Mgb

0.1nm

[-7.1/5.1] Line index Mgb; Angstroms (Note 2) ((unassigned);(unassigned);(unassigned);phys.at.moment.magnetic;meta.main)

Fe5270

0.1nm

[-3.6/4.1] Line index Fe5270; Angstroms (Note 2) ((unassigned);(unassigned);(unassigned);phys.abund.Y;meta.main)

Fe5335

0.1nm

[-18.4/5.3] Line index Fe5335; Angstroms (Note 2) ((unassigned);meta.version;arith.diff;phys.abund.Y;meta.main)

Fe5406

0.1nm

[-3.4/2.6] Line index Fe5406; Angstroms (Note 2) ((unassigned);(unassigned);(unassigned);phys.abund.Y;meta.main)

Fe5709

0.1nm

[-10/20.3] Line index Fe5709; Angstroms (Note 2) ((unassigned);(unassigned);(unassigned);phys.abund.Y;meta.main)

Fe5782

0.1nm

[-16.9/11.3] Line index Fe5782; Angstroms (Note 2) ((unassigned);(unassigned);(unassigned);phys.abund.Y;meta.main)

NaD

0.1nm

[-42.1/11.2] Line index NaD; Angstroms (Note 2) ((unassigned);(unassigned);(unassigned);phys.at.moment.magnetic;meta.main)

EGP

mag

[-1.1/-0.2] Line index EGP (see Equation (1)) ((unassigned);meta.version;arith.diff;phys.abund.Y;meta.main)

Teffhr

⁽ⁿ⁾ [4400/6533] Effective temperature from high-resolution analyses ((unassigned);(unassigned);(unassigned);em.radio)

log(g)hr

[cm/s2]

⁽ⁿ⁾ [0.1/4.8] Surface gravity from high-resolution analyses ((unassigned);meta.version;arith.diff;(unassigned))

[Fe/H]hr

[Sun]

⁽ⁿ⁾ [-4.8/-1.3] Metallicity from high-resolution analyses ((unassigned);meta.version;arith.diff;phys.reflectance)

[C/Fe]hr

[Sun]

⁽ⁿ⁾ [-0.9/2.5] log C/Fe abundance ratio from high-resolution analyses ((unassigned);(unassigned);(unassigned);phys.polarization.stokes.Q)

Refhr

(char)

Reference of high-resolution analyses (Note 3) ((unassigned);(unassigned);(unassigned);phys.size.diameter)

CEMP

(char)

Flag for the 636 carbon-enhanced metal-poor (CEMP) candidates ((unassigned);meta.version;arith.diff;pos.eq.dec)

DR4

⁽ⁿ⁾Display the LAMOST DR4 data (V/153) within 0.1" ((unassigned);(unassigned);(unassigned);pos.geocentric)

UCAC4

Display the UCAC4 data (I/322) within 1" ((unassigned);(unassigned);(unassigned);pos.geocentric) (DATA_LINK)

Link2

Display the AllWISE data (II/328) within 1" ((unassigned);(unassigned);(unassigned);pos.geocentric) (DATA_LINK)

Gaia

Display the Gaia-DR2 data (I/345) within 1" ((unassigned);(unassigned);(unassigned);pos.geocentric) (DATA_LINK)

SDSS

Display the SDSS-DR12 data (V/147) within 1" ((unassigned);(unassigned);(unassigned);pos.geocentric) (DATA_LINK)

Sloan

Display the online SDSS data for the nearest object ((unassigned);(unassigned);(unassigned);pos.geocentric) (DATA_LINK)

Display the 2MASS data (Cutri+ 2003, II/246) within 3" ((unassigned);(unassigned);(unassigned);pos.geocentric) (DATA_LINK)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

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