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/244/36	-1		QSO properties from SDSS. II. The first two years (Chen+, 2019) ReadMe+ftp 2019ApJS..244...36C Similar Catalogs spectrum Post annotation
1.	J/ApJS/244/36/table1		SDSS-IV/eBOSS quasar catalog[spectrum] (173935 rows) metaJ/ApJS/244/36/table1

Simple Constraint List Of Constraints

Query by Constraints constraints help

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Column

Constraint

Explain (UCD)

recno

Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

SDSS

(char)

⁽ⁱ⁾ SDSS DR14 (VII/286) designation (HHMMSS.ss+DDMMSs.s; J2000 – except for 524 not correcly written objects) (meta.id;meta.main)

Plate

Spectroscopic plate number (meta.id;instr.plate)

MJD

⁽ⁱ⁾ Modified Julian Date (JD-2400000.5) (time.epoch)

Fiber

Spectroscopic fiber number (meta.number;pos.parallax.spect)

zVI

[0.008/7] Redshift, visual inspection taken from DR14Q (src.redshift;pos.heliocentric)

zOIII

⁽ⁿ⁾ [0.03/0.9] Redshift, [OIII] 5007Å based (Note 1) (src.redshift;pos.heliocentric)

zMgII

⁽ⁿ⁾ [0.3/2.5] Redshift, MgII 2799Å based (Note 1) (src.redshift;pos.heliocentric)

zCIV

⁽ⁿ⁾ [1.5/5.1] Redshift, CIV 1548Å based (Note 1) (src.redshift;pos.heliocentric)

logL5100

[10-7W]

⁽ⁿ⁾ [39.9/46.2] Monochromatic luminosity, power-law continuum fit at 5100Å in log erg/s units (Note 1) (phys.luminosity;spect.line)

logL3000

[10-7W]

⁽ⁿ⁾ [41.7/47.5] Monochromatic luminosity, power-law continuum fit at 3000Å in log erg/s units (Note 1) (phys.luminosity;spect.line)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

logL1350

[10-7W]

⁽ⁿ⁾ [43.8/47.5] Monochromatic luminosity, power-law continuum fit at 1350Å in log erg/s units (Note 1) (phys.luminosity;spect.line)

logMBH-Ha

[Msun]

⁽ⁿ⁾ [3.8/9.6] Virial BH mass, Hα fit Eq. 5 (Note 1) (phys.mass)

logMBH-Hb

[Msun]

⁽ⁿ⁾ [6.4/9.8] Virial BH mass, Hβ fit Eq. 4 (Note 1) (phys.mass)

logMBH-MgII

[Msun]

⁽ⁿ⁾ [6.5/10.5] Virial BH mass, MgII fit Eq. 3 (Note 1) (phys.mass)

logMBH-CIV

[Msun]

⁽ⁿ⁾ [7/10.6] Virial BH mass, CIV fit Eq. 2 (Note 1) (phys.mass)

logMBH-Ha2

[Msun]

⁽ⁿ⁾ [5/9.7] Virial BH mass, Hα fit Eq. 1 and new (a,b) (Note 1) (phys.mass)

logMBH-MgII2

[Msun]

⁽ⁿ⁾ [6.7/10.1] Virial BH mass, MgII fit Eq. 1 and new (a,b) (Note 1) (phys.mass)

logMBH-CIV2

[Msun]

⁽ⁿ⁾ [7/10.6] Virial BH mass, CIV fit Eq. 1 and new (a,b) (Note 1) (phys.mass)

logL-bHa

[10-7W]

⁽ⁿ⁾ [37.3/44.1] Line luminosity of broad Hα, in log erg/s units (Note 1) (phys.luminosity;em.line.Halpha)

e_logL-bHa

[10-7W]

⁽ⁿ⁾ [0.009/1] Uncertainty of logLbHa (Note 1) (stat.error)

EW-bHa

0.1nm

⁽ⁿ⁾ [3.5/1019] Rest-frame equivalent width of broad Hα, Angstroms (Note 1) (spect.line.eqWidth)

e_EW-bHa

0.1nm

⁽ⁿ⁾ [1.6/219.1] Uncertainty of EWbHa (Note 1) (stat.error;spect.line.eqWidth)

FWHM-bHa

km/s

⁽ⁿ⁾ [1094/13799] FWHM of broad Hα (Note 1) (spect.line.width)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

logL-nHa

[10-7W]

⁽ⁿ⁾ [39.4/43.2] Line luminosity of narrow Hα in log erg/s units (Note 1) (phys.luminosity;em.line.Halpha)

e_logL-nHa

[10-7W]

⁽ⁿ⁾ [0.01/1.1] Uncertainty of logLnHa (Note 1) (stat.error)

EW-nHa

0.1nm

⁽ⁿ⁾ [0.9/827.4] Rest-frame equivalent width of narrow Hα, Angstroms (Note 1) (spect.line.eqWidth)

e_EW-nHa

0.1nm

⁽ⁿ⁾ [0.5/37] Uncertainty of EWnHa (Note 1) (stat.error;spect.line.eqWidth)

FWHM-nHa

km/s

⁽ⁿ⁾ [198/1191] FWHM of narrow Hα (Note 1) (spect.line.width)

logL-NIIa

[10-7W]

⁽ⁿ⁾ [39/42.7] Line luminosity of [NII]6549Å in log erg/s units (Note 1) (phys.luminosity)

e_logL-NIIa

[10-7W]

⁽ⁿ⁾ [0.07/13.3] Uncertainty of logLNIIa (Note 1) (stat.error)

EW-NIIa

0.1nm

⁽ⁿ⁾ [0.3/40.2] Rest-frame equivalent width of [NII] 6549A, Angstroms (Note 1) (spect.line.eqWidth)

e_EW-NIIa

0.1nm

⁽ⁿ⁾ [0.3/26.1] Uncertainty of EWNIIa (Note 1) (stat.error;spect.line.eqWidth)

logL-NIIb

[10-7W]

⁽ⁿ⁾ [39.4/43.2] Line luminosity of [NII]6585Å, in log erg/s units (Note 1) (phys.luminosity)

e_logL-NIIb

[10-7W]

⁽ⁿ⁾ [0.02/1.1] Uncertainty of logLNIIb (Note 1) (stat.error)

EW-NIIb

0.1nm

⁽ⁿ⁾ [1/119.2] Rest-frame equivalent width of [NII]6585Å, Angstroms (Note 1) (spect.line.eqWidth)

e_EW-NIIb

0.1nm

⁽ⁿ⁾ [0.4/29.5] Uncertainty of EWNIIb (Note 1) (stat.error;spect.line.eqWidth)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

logL-SIIa

[10-7W]

⁽ⁿ⁾ [39.2/42.7] Line luminosity of [SII] 6718Å, in log erg/s units (Note 1) (phys.luminosity)

e_logL-SIIa

[10-7W]

⁽ⁿ⁾ [0.04/1.1] Uncertainty of logLSIIa (Note 1) (stat.error)

EW-SIIa

0.1nm

⁽ⁿ⁾ [0.3/69.5] Rest-frame equivalent width of [SII]6718Å, Angstroms (Note 1) (spect.line.eqWidth)

e_EW-SIIa

0.1nm

⁽ⁿ⁾ [0.2/21] Uncertainty of EWSIIa (Note 1) (stat.error;spect.line.eqWidth)

logL-SIIb

[10-7W]

⁽ⁿ⁾ [39.1/42.6] Line luminosity of [SII] 6732Å, in log erg/s units (Note 1) (phys.luminosity)

e_logL-SIIb

[10-7W]

⁽ⁿ⁾ [0.04/1.3] Uncertainty of logLSIIb (Note 1) (stat.error)

EW-SIIb

0.1nm

⁽ⁿ⁾ [0.4/54.5] Rest-frame equivalent width of [SII]6732Å, Angstroms (Note 1) (spect.line.eqWidth)

e_EW-SIIb

0.1nm

⁽ⁿ⁾ [0.2/23.1] Uncertainty of EWSIIb (Note 1) (stat.error;spect.line.eqWidth)

ch2-Ha

⁽ⁿ⁾ [0.4/21.3] Reduced χ^2 for Hα emission line fits (Note 1) (meta.note)

Npix-Ha

⁽ⁿ⁾ [210/264] Number of good pixels, 6400-6800Å (Note 1) (meta.number)

SN-Ha

⁽ⁿ⁾ [2/81.7] Median S/N per pixel, 6400-6800Å (Note 1) (stat.snr)

alpha-Ha

⁽ⁿ⁾ [-3.6/6] Power-law slope continuum fit in Hα spectral region (Note 1) (spect.index)

logL-bHb

[10-7W]

⁽ⁿ⁾ [40.2/44.3] Line luminosity of broad Hβ, in log erg/s units (Note 1) (phys.luminosity;em.line.Hbeta)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

e_logL-bHb

[10-7W]

⁽ⁿ⁾ [0.02/1.1] Uncertainty of logLbHb (Note 1) (stat.error)

EW-bHb

0.1nm

⁽ⁿ⁾ [3.6/210.1] Rest-frame equivalent width of broad Hβ, Angstroms (Note 1) (spect.line.eqWidth)

e_EW-bHb

0.1nm

⁽ⁿ⁾ [1.3/90.4] Uncertainty of EWbHb (Note 1) (stat.error;spect.line.eqWidth)

FWHM-bHb

km/s

⁽ⁿ⁾ [1098/15784] FWHM of broad Hβ (Note 1) (spect.line.width)

logL-nHb

[10-7W]

⁽ⁿ⁾ [39/43.3] Line luminosity of narrow Hβ, in log erg/s units (Note 1) (phys.luminosity;em.line.Hbeta)

e_logL-nHb

[10-7W]

⁽ⁿ⁾ [0.02/1.3] Uncertainty of logLnHb (Note 1) (stat.error)

EW-nHb

0.1nm

⁽ⁿ⁾ [0.2/177.2] Rest-frame equivalent width of narrow Hβ, Angstroms (Note 1) (spect.line.eqWidth)

e_EW-nHb

0.1nm

⁽ⁿ⁾ [0.2/26] Uncertainty of WnHb (Note 1) (stat.error;spect.line.eqWidth)

FWHM-nHb

km/s

⁽ⁿ⁾ [197/1184] FWHM of narrow Hβ (Note 1) (spect.line.width)

logL-OIIIa

[10-7W]

⁽ⁿ⁾ [37.8/43.6] Line luminosity of [OIII]4959Å, in log erg/s units (Note 1) (phys.luminosity;em.line.OIII;spect.line)

e_logL-OIIIa

[10-7W]

⁽ⁿ⁾ [0.02/31] Uncertainty of logLOIIIa (Note 1) (stat.error)

EW-OIIIa

0.1nm

⁽ⁿ⁾ [0.1/746.4] Rest-frame equivalent width of [OIII]4959Å, Angstroms (Note 1) (spect.line.eqWidth)

e_EW-OIIIa

0.1nm

⁽ⁿ⁾ [0.3/86] Uncertainty of WOIIIa (Note 1) (stat.error;spect.line.eqWidth)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

logL-OIIIb

[10-7W]

⁽ⁿ⁾ [38.3/44.1] Line luminosity of [OIII]5007Å, in log erg/s units (Note 1) (phys.luminosity;em.line.OIII;spect.line)

e_logL-OIIIb

[10-7W]

⁽ⁿ⁾ [0.01/1.4] Uncertainty of logLOIIIb (Note 1) (stat.error)

EW-OIIIb

0.1nm

⁽ⁿ⁾ [0.5/2262] Rest-frame equivalent width of [OIII]5007Å, Angstroms (Note 1) (spect.line.eqWidth)

e_EW-OIIIb

0.1nm

⁽ⁿ⁾ [0.3/60] Uncertainty of WOIIIb (Note 1) (stat.error;spect.line.eqWidth)

ch2-Hb

⁽ⁿ⁾ [0.4/20.7] Reduced χ^2 for Hβ emission line fits (Note 1) (meta.note)

Npix-Hb

⁽ⁿ⁾ [226/355] Number of good pixels, 4700-5100Å (Note 1) (meta.number)

SN-Hb

⁽ⁿ⁾ [2/80] Median S/N per pixel, 4700-5100Å (Note 1) (stat.snr)

alpha-Hb

⁽ⁿ⁾ [-5/5.4] Power-law slope continuum fit in Hβ spectral region (Note 1) (spect.index)

logL-bMgII

[10-7W]

⁽ⁿ⁾ [41/45.4] Line luminosity of broad MgII, in log erg/s units (Note 1) (phys.luminosity)

e_logL-bMgII

[10-7W]

⁽ⁿ⁾ [0.03/1.1] Uncertainty of logLbMgII (Note 1) (stat.error)

logLMgII

[10-7W]

⁽ⁿ⁾ [41.2/45.4] Total luminosity of broad and narrow MgII, in log erg/s units (Note 1) (phys.luminosity)

EW-bMgII

0.1nm

⁽ⁿ⁾ [1.2/316] Rest-frame equivalent width of broad MgII, Angstroms (Note 1) (spect.line.eqWidth)

e_EW-bMgII

0.1nm

⁽ⁿ⁾ [0.9/160.3] Uncertainty of WbMgII (Note 1) (stat.error;spect.line.eqWidth)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

FWHM-bMgII

km/s

⁽ⁿ⁾ [964/14866] FWHM of broad MgII (Note 1) (spect.line.width)

ch2-MgII

⁽ⁿ⁾ [0.3/52.5] Reduced χ^2 for MgII emission line fits (Note 1) (meta.note)

Npix-MgII

⁽ⁿ⁾ [479/792] Number of good pixels, 2500-3000Å (Note 1) (meta.number)

SN-MgII

⁽ⁿ⁾ [0/87.6] Median S/N per pixel, 2500-3000Å (Note 1) (stat.snr)

alpha-MgII

⁽ⁿ⁾ [-6.2/7.2] Power-law slope continuum fit in MgII spectral region (Note 1) (spect.index)

logL-CIV

[10-7W]

⁽ⁿ⁾ [42.2/45.6] Line luminosity of CIV, in log erg/s units (Note 1) (phys.luminosity)

e_logL-CIV

[10-7W]

⁽ⁿ⁾ [0.02/1.1] Uncertainty of logLCIV (Note 1) (stat.error)

EW-CIV

0.1nm

⁽ⁿ⁾ [0.8/417.1] Rest-frame equivalent width of CIV, Angstroms (Note 1) (spect.line.eqWidth)

e_EW-CIV

0.1nm

⁽ⁿ⁾ [0.5/214.3] Uncertainty of EWCIV (Note 1) (stat.error;spect.line.eqWidth)

FWHM-CIV

km/s

⁽ⁿ⁾ [1094/16591] FWHM of broad CIV (Note 1) (spect.line.width)

ch2-CIV

⁽ⁿ⁾ [0.3/348.5] Reduced χ^2 for CIV emission line fits (Note 1) (meta.note)

Npix-CIV

⁽ⁿ⁾ [229/562] Number of good pixels, 1450-1650Å (Note 1) (meta.number)

SN-CIV

⁽ⁿ⁾ [0/67.2] Median S/N per pixel, 1450-1650Å (Note 1) (stat.snr)

alpha-CIV

⁽ⁿ⁾ [-10.4/7.4] Power-law slope continuum fit in CIV spectral region (Note 1) (spect.index)

Interactive spectrum from SDSS-DR14 (meta.ref.url) (DATA_LINK)

spectrum

SimbadName

(char)

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

NED

ask the NED data-base about this object (meta.ref.url) (DATA_LINK)

_RA

deg

⁽ⁱ⁾ Positions from SDSS DR14 names (except for 524 not correctly written names taken from corresponding SDSS via plate-mjd-fiber) (right ascension part) (pos.eq.ra;meta.main)

_DE

deg

⁽ⁱ⁾ Positions from SDSS DR14 names (except for 524 not correctly written names taken from corresponding SDSS via plate-mjd-fiber) (declination part) (pos.eq.dec;meta.main)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

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