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/AJ/155/189	8593		LAMOST Quasar Survey: quasar properties from DR2&3 (Dong+, 2018) ReadMe+ftp 2018AJ....155..189D Similar Catalogs Post annotation
1.	J/AJ/155/189/table13		The LAMOST Quasar Survey Data Release Three Quasar Catalog (10911 rows) metaJ/AJ/155/189/table13

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. (meta.record)

ObsID

[102141/347512058] Observation identifier in LAMOST database (OBSID) (meta.id)

Target

(char)

Target designation in LAMOST database (JHHMMSS.ss+DDMMSS.s, J2000) (DESIGNATION) (meta.id;meta.main)

RAJ2000

deg

⁽ⁱ⁾ Right Ascension in decimal degrees (J2000) (RA) (pos.eq.ra;meta.main)

DEJ2000

deg

⁽ⁱ⁾ Declination in decimal degrees (J2000) (DEC) (pos.eq.dec;meta.main)

PlanId

(char)

Spectroscopic plan identification (PLANID) (obs.field)

spId

⁽ⁿ⁾ [1/16] Spectrograph identification (SPID) (meta.id;instr)

FiberId

[0/250] Fiber number of the spectrum (FIBERID) (meta.note)

MJD

[55858/57165] Modified Julian Date of the spectroscopic observation (MJD) (time.epoch)

Source

Source of quasar candidate (SOURCE_FLAG) (Note 1) (meta.code)

iMag

mag

⁽ⁿ⁾ [-35.3985/-1.8353] Absolute i-band magnitude with K-correction to z=2 following Richards et al. (2006, J/AJ/131/2766) (Mi) (phys.magAbs)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

Class

(char)

Classification given by visual inspection (CLASS_VI) (src.class)

f_Class

[0/1] Classification flag (1=Uncertain classification) (CLASS_FLAG) (meta.code)

z-pipeline

⁽ⁿ⁾ [-0.0041/4.088] Redshift given by LAMOST pipeline (Z_PIPELINE) (src.redshift;pos.heliocentric)

z-vi

⁽ⁿ⁾ [0/5.0087] Redshift given by visual inspection (Z_VI) (src.redshift;pos.heliocentric)

QF-z

⁽ⁿ⁾ [1/9] Redshift quality flag (Z_FLAG) (Note 2) (src.redshift)

S/N-Spec

[-1.0463/134.872] Median signal-to-noise ratio per pixel of the spectrum (SNR_SPEC) (stat.snr)

FWHM-Hab

km/s

⁽ⁿ⁾ [0/14230] Full width at half maximum of broad Hα (FWHM_BROADHA) (spect.line.width)

EW-Hab

0.1nm

⁽ⁿ⁾ [0/1.63e+11] Rest-frame equivalent width of broad Hα (Å) (EW_BROADHA) (spect.line.eqWidth)

FWHM-Han

km/s

⁽ⁿ⁾ [0/1200] Full width at half maximum of narrow Hα (FWHM_NARROWHA) (spect.line.width)

EW-Han

0.1nm

⁽ⁿ⁾ [0/3.94e+10] Rest-frame equivalent width of narrow Hα (Å) (EW_NARROWHA) (spect.line.eqWidth)

EW-NII6584

0.1nm

⁽ⁿ⁾ [0/1.84e+10] Rest-frame equivalent width of [N II]6584 (Å) (EW_NII6585) (spect.line.eqWidth)

EW-SII6718

0.1nm

⁽ⁿ⁾ [0/5290.64] Rest-frame equivalent width of [S II]6718 (Å) (EW_SII6718) (spect.line.eqWidth)

EW-SII6732

0.1nm

⁽ⁿ⁾ [0/1.12e+07] Rest-frame equivalent width of [S II]6732 (Å) (EW_SII6732) (spect.line.eqWidth)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

EW-FeHa

0.1nm

⁽ⁿ⁾ [0/32039.6] Rest-frame equivalent width of Fe within 6000-6500Å (Å) (EW_FEHA) (spect.line.eqWidth)

NPix-Ha

[0/252] Number of good pixels at the rest-frame 6400-6765Å (LINE_NPIXHA) (meta.number)

S/N-Ha

⁽ⁿ⁾ [0/273.564] Median signal-to-noise ratio per pixel at the rest-frame 6400-6765Å (LINE_MEDSN_HA) (em.wl.central;stat.median)

chi2-Ha

[-1/32.6007] Reduced χ² of Hα emission line fit (LINE_REDCHI2HA) (stat.fit.chi2)

QF-Ha

⁽ⁿ⁾ [-1/1] Quality flag of Hα fitting (LINE_FLAGHA) (Note 3) (meta.code.qual;stat.fit;spect.line)

FWHM-Hb

km/s

⁽ⁿ⁾ [0/18927.2] Full width at half maximum of broad Hβ (FWHM_BROADHB) (spect.line.width)

EW-Hb

0.1nm

⁽ⁿ⁾ [0/4.95e+17] Rest-frame equivalent width of broad Hβ (Å) (EW_BROADHB) (spect.line.eqWidth)

FWHM-Hbn

km/s

⁽ⁿ⁾ [0/1200] Full width at half maximum of narrow Hβ (FWHM_NARROWHB) (spect.line.width)

EW-Hbn

0.1nm

⁽ⁿ⁾ [0/7.09e+15] Rest-frame equivalent width of narrow Hβ (Å) (EW_NARROWHB) (spect.line.eqWidth)

EW-OIII4959

0.1nm

⁽ⁿ⁾ [0/1.64e+17] Rest-frame equivalent width of [O III]4959 (Å) (EW_OIII4959) (spect.line.eqWidth)

EW-OIII5007

0.1nm

⁽ⁿ⁾ [0/5.06e+17] Rest-frame equivalent width of [O III]5007 (Å) (EW_OIII5007) (spect.line.eqWidth)

EW-FeHb

0.1nm

⁽ⁿ⁾ [0/5.63e+18] Rest-frame equivalent width of Fe within 4435-4685Å (Å) (EW_FEHB) (spect.line.eqWidth)

NPix-Hb

[0/346] Number of good pixels at the rest-frame 4750-4950Å (LINE_NPIXHB) (meta.number)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

S/N-Hb

⁽ⁿ⁾ [0/136] Median signal-to-noise ratio per pixel at the rest-frame 4750-4950Å (LINE_MEDSN_HB) (em.wl.central;stat.median)

chi2-Hb

⁽ⁿ⁾ [-1/71.4036] Reduced χ² of Hβ emission line fit (LINE_REDCHI2HB) (stat.fit.chi2)

QF-Hb

⁽ⁿ⁾ [-1/1] Quality flag of Hβ fitting (LINE_FLAGHB) (Note 3) (meta.code.qual;stat.fit;spect.line)

FWHM-MGII2796b

km/s

⁽ⁿ⁾ [0/270093] Full width at half maximum of the broad Mg II 2796 (FWHM_BROADMGII_2796) (spect.line.width)

EW-MGII2796b

0.1nm

⁽ⁿ⁾ [0/3.47e+13] Rest-frame equivalent width of the broad Mg II 2796 (Å) (EW_BROADMGII_2796) (spect.line.eqWidth)

FWHM-MGII2796n

km/s

⁽ⁿ⁾ [0/900] Full width at half maximum of the narrow Mg II 2796 (FWHM_NARROWMGII_2796) (spect.line.width)

EW-MGII2796n

0.1nm

⁽ⁿ⁾ [0/9.86e+09] Rest-frame equivalent width of the narrow Mg II 2796 (Å) (EW_NARROWMGII_2796) (spect.line.eqWidth)

FWHM-MGIIb

km/s

⁽ⁿ⁾ [0/270093] Full width at half maximum of the whole broad Mg II (FWHM_BROADMGII) (spect.line.width)

EW-MGIIb

0.1nm

⁽ⁿ⁾ [0/5.82e+13] Rest-frame equivalent width of the whole broad Mg II (Å) (EW_BROADMGII) (spect.line.eqWidth)

FWHM-MGII

km/s

⁽ⁿ⁾ [0/269264] Full width at half maximum of the whole Mg II emission line (FWHM_MGII) (spect.line.width)

EW-MGII

0.1nm

⁽ⁿ⁾ [0/5.82e+13] Rest-frame equivalent width of the whole Mg II (EW_MGII) (spect.line.eqWidth)

EW-FeMGII

0.1nm

⁽ⁿ⁾ [0/1.24145e+06] Rest-frame equivalent width of Fe within 2200-3090Å (Å) (EW_FEMGII) (spect.line.eqWidth)

NPix-MGII

[0/310] Number of good pixels at the rest-frame 2700-2900Å (LINE_NPIXMGII) (meta.number)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

S/N-MGII

⁽ⁿ⁾ [0/1813.21] Median signal-to-noise ratio per pixel at the rest-frame 2700-2900Å (LINE_MEDSN_MGII) (em.wl.central;stat.median)

chi2-MGII

⁽ⁿ⁾ [-1/274.761] Reduced χ² of Mg II emission line fit (LINE_REDCHI2MGII) (stat.fit.chi2)

QF-MGII

⁽ⁿ⁾ [-1/1] Quality flag of Mg II fitting (LINE_FLAGMGII) (Note 3) (meta.code.qual;stat.fit)

FWHM-CIVb

km/s

⁽ⁿ⁾ [0/11605] Full width at half maximum of the broad C IV (FWHM_BROADCIV) (spect.line.width)

EW-CIVb

0.1nm

⁽ⁿ⁾ [0/6.85e+19] Rest-frame equivalent width of the broad C IV (Å) (EW_BROADCIV) (spect.line.eqWidth)

FWHM-CIVn

km/s

⁽ⁿ⁾ [0/1200] Full width at half maximum of the narrow C IV (FWHM_NARROWCIV) (spect.line.width)

FWHM-CIV

km/s

⁽ⁿ⁾ [0/11605] Full width at half maximum of the whole C IV (FWHM_CIV) (spect.line.width)

EW-CIV

0.1nm

⁽ⁿ⁾ [-4.72e+25/2.46e+31] Rest-frame equivalent width of the whole C IV (Å) (EW_CIV) (spect.line.eqWidth)

NPix-CIV

[0/281] Number of good pixels at the rest-frame 1500-1600Å (LINE_NPIXCIV) (meta.number)

S/N-CIV

⁽ⁿ⁾ [0/65.9714] Median signal-to-noise ratio per pixel at the rest-frame 1500-1600Å (LINE_MEDSN_CIV) (em.wl.central;stat.median)

chi2-CIV

⁽ⁿ⁾ [-1/2089.66] Reduced χ² of C IV emission line fit (LINE_REDCHI2CIV) (stat.fit.chi2)

QF-CIV

⁽ⁿ⁾ [-1/1] Quality flag of C IV fitting (LINE_FLAGCIV) (Note 3) (meta.code.qual;stat.fit)

alphal1

⁽ⁿ⁾ [-5.50547/0] Wavelength power-law index from 1300 to 4661Å α_lambda (ALPHA1) (spect.index)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

alphal2

⁽ⁿ⁾ [-4.1927/0] Wavelength power-law index from 4661Å toward the red end of the spectrum α_lambda (ALPHA2) (spect.index)

chi2-Cont

⁽ⁿ⁾ [0/865420] Reduced χ² of continuum fitting (CONT_CHI2) (stat.fit.chi2)

QF-Cont

⁽ⁿ⁾ [0/1] Quality flag of continuum fitting (CONT_FLAG) (Note 4) (meta.code.qual;stat.fit;spect.continuum)

logL1350

10-7W

⁽ⁿ⁾ [0/49.33483] Monochromatic luminosity at 1350Å (in erg/s) (LOGL1350) (phys.luminosity)

e_logL1350

10-7W

⁽ⁿ⁾ [0/11.3802] Error of logL1350 (in erg/s) (LOGL1350_ERR) (Note 5) (stat.error)

logL3000

10-7W

⁽ⁿ⁾ [-6.46228/48.4736] Monochromatic luminosity at 3000Å (in erg/s) (LOGL3000) (phys.luminosity)

e_logL3000

10-7W

⁽ⁿ⁾ [0/12.1695] Error of logL3000 (in erg/s) (LOGL3000_ERR) (Note 5) (stat.error)

logL5100

10-7W

⁽ⁿ⁾ [0/48.4763] Monochromatic luminosity at 5100Å (in erg/s) (LOGL5100) (phys.luminosity;em.opt)

e_logL5100

10-7W

⁽ⁿ⁾ [0/12.8869] Error of logL5100 (in erg/s) (LOGL5100_ERR) (Note 5) (stat.error)

logMBH-Hb

Msun

⁽ⁿ⁾ [0/10.0117] Virial BH mass based on Hβ (LOGMBH_HB) (phys.mass)

e_logMBH-Hb

Msun

⁽ⁿ⁾ [0/0.06382] Error of logMBH-Hb (LOGMBH_ERRHB) (Note 5) (stat.error)

q_logMBH-Hb

⁽ⁿ⁾ [-1/1] Reliability of logMBH-Hb (LOGMBH_HBFLAG) (Note 6) (meta.code.qual)

logMBH-MGII

Msun

⁽ⁿ⁾ [0/12.6728] Virial BH mass based on Mg II (LOGMBH_MGII) (phys.mass)

e_logMBH-MGII

Msun

⁽ⁿ⁾ [-1/0.13668] Error of logMBH-MGII (LOGMBH_ERRMGII) (Note 5) (stat.error)

q_logMBH-MGII

⁽ⁿ⁾ [-1/1] Reliability of logMBH-MGII (LOGMBH_MGIIFLAG) (Note 6) (meta.code.qual)

logMBH-CIV

Msun

⁽ⁿ⁾ [-1/11.1091] Virial BH mass based on C IV (LOGMBH_CIV) (phys.mass)

e_logMBH-CIV

Msun

⁽ⁿ⁾ [0/0.19674] Error of logMBH-CIV (LOGMBH_ERRCIV) (Note 5) (stat.error)

q_logMBH-CIV

⁽ⁿ⁾ [-1/1] Reliability of logMBH-CIV (LOGMBH_CIVFLAG) (Note 6) (meta.code.qual)

SimbadName

(char)

Designation understandable by the Simbad data-base (meta.id)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

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