VizieR

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VizieR

Simple TargetList Of TargetsFast 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/151/24
  LAMOST quasar survey: quasar properties from the DR1 (Ai+, 2016)
ReadMe+ftp
2016AJ....151...24A
Similar Catalogs
Post annotation 		img(gal)
1.J/AJ/151/24/table1(c)Parameters of the 1180 New Quasars Discovered in LAMOST DR1 (1180 rows)
2.J/AJ/151/24/table2(c)Parameters of the 2741 known quasars (2741 rows)
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Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. ((unassigned);meta.version;arith.diff;phys.veloc)
  (1)spName (char) Spectrum file name (SPEC) ((unassigned);meta.version;arith.diff;spect.line.veloc;pos.wcs.naxis)
   (ALL)Target (char) LAMOST DR1 target designation (HHMMSS.ss+DDMMSS.s) (LAMOST_NAME) ((unassigned);meta.version;arith.diff;spect.line.veloc;arith)
  (1)RAdeg deg Right Ascension in decimal degrees (J2000) (RA) ((unassigned);meta.version;arith.diff;(unassigned))
  (1)DEdeg deg Declination in decimal degrees (J2000) (DEC) ((unassigned);meta.version;arith.diff;(unassigned))
   (ALL)MJD d [55859/56447] Modified Julian Date of spectroscopic observation (MJD) ((unassigned);meta.version;arith.diff;pos.centroid;meta.main)
   (ALL)PlanId (char) Spectroscopic plan name (PLANID) ((unassigned);pos.galactic.lon;arith.diff;time.lifetime)
   (ALL)spId   [1/16] Spectrograph identification (SPID) ((unassigned);(unassigned);(unassigned);spect.line.veloc;meta.code.qual)
   (ALL)FiberId   [2/250] Spectroscopic fiber number (FIBERID) ((unassigned);(unassigned);(unassigned);phys.veloc.orbital)
  (1)z  Redshift from visual inspection (Z_VI) ((unassigned);(unassigned);(unassigned);pos.parallax;meta.main)
  (1)f_z  (n) [0/1] Flag on z based on visual inspection (1=not robust) (ZWARING) ((unassigned);(unassigned);(unassigned);pos.eq.dec)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)iMag mag (n) i-band absolute magnitude, K-corrected to z=2, following Richards et al. (2006, J/AJ/131/2766) (MI_Z2) ((unassigned);(unassigned);(unassigned);(unassigned))
  (1)NObs   [1/7] Number of spectroscopic observations (NSPECOBS) ((unassigned);(unassigned);(unassigned);src.var)
  (1)S/N-Spec  Median signal-to-noise ratio per pixel of the spectrum (SNR_SPEC) ((unassigned);(unassigned);(unassigned);meta.abstract;meta.main)
  (1)FWHM-Hab km/s Full width at half maximum of broad H{alpha} (FWHMBROADHA) ((unassigned);(unassigned);(unassigned);phys.atmol.element;meta.main)
  (1)EW-Hab 0.1nm (n) Rest frame equivalent width of broad H{alpha} (Å) (EWBROADHA) ((unassigned);(unassigned);(unassigned);phys.at.moment.magnetic;(unassigned);(unassigned))
  (1)FWHM-Han km/s Full width at half maximum of narrow H{alpha} (FWHMNARROWHA) ((unassigned);(unassigned);(unassigned);phys.atmol.element;meta.main)
  (1)EW-Han 0.1nm (n) Rest frame equivalent width of narrow H{alpha} (Å) (EWNARROWHA) ((unassigned);(unassigned);(unassigned);phys.at.moment.magnetic;(unassigned);(unassigned))
  (1)EW-NII6584 0.1nm (n) Rest frame equivalent width of [N II]6584 (Å) (EWNII6585) ((unassigned);meta.version;arith.diff;phys.at.moment.magnetic;meta.main)
  (1)EW-SII6717 0.1nm (n) Rest frame equivalent width of [S II]6717 (Å) (EWSII6718) ((unassigned);meta.version;arith.diff;phys.at.moment.magnetic;meta.main)
  (1)EW-SII6731 0.1nm (n) Rest frame equivalent width of [S II]6731 (Å) (EWSII6732) ((unassigned);(unassigned);(unassigned);phys.at.moment.magnetic;meta.main)
  (1)EW-FEHa 0.1nm (n) Rest frame equivalent width of Fe within 6000-6500Å (EWFEHA) ((unassigned);(unassigned);(unassigned);phys.at.moment.magnetic;meta.main)
  (1)NPix-Ha  Number of good pixels for the rest frame 6400-6765Å (LINENPIXHA) ((unassigned);(unassigned);(unassigned);src.var)
  (1)S/N-Ha  Median signal-to-noise ratio per pixel for the rest frame 6400-6765Å (LINEMEDSN_HA) ((unassigned);(unassigned);(unassigned);meta.bib.page;time.duration;meta.main)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)QF-Ha  (n) [-1/0] Flag for the quality in H{alpha} fitting (LINEFLAGHA) (Note 1)   ((unassigned);phys.atmol.qn.J;arith.grad;pos.cartesian)
  (1)FWHM-Hb km/s Full width at half maximum of broad H{beta} (FWHMBROADHB) (obs.param;(unassigned);(unassigned);phys.atmol.element;meta.main)
  (1)EW-Hb 0.1nm (n) Rest frame equivalent width of broad H{beta} (Å) (EWBROADHB) ((unassigned);(unassigned);(unassigned);phys.at.moment.magnetic;(unassigned);(unassigned))
  (1)FWHM-Hbn km/s Full width at half maximum of narrow H{beta} (FWHMNARROWHB) ((unassigned);(unassigned);(unassigned);phys.atmol.element;meta.main)
  (1)EW-Hbn 0.1nm (n) Rest frame equivalent width of narrow H{beta} (Å) (EWNARROWHB) ((unassigned);(unassigned);(unassigned);phys.at.moment.magnetic;(unassigned);(unassigned))
  (1)EW-OIII4959 0.1nm (n) Rest frame equivalent width of [O III]4959 (Å) (EWOIII4959) ((unassigned);meta.version;arith.diff;phys.at.moment.magnetic;(unassigned);(unassigned))
  (1)EW-OIII5007 0.1nm (n) Rest frame equivalent width of [O III]5007 (Å) (EWOIII5007) ((unassigned);meta.version;arith.diff;phys.at.moment.magnetic;(unassigned);(unassigned))
  (1)EW-FEHb 0.1nm (n) Rest frame equivalent width of Fe within 4435-4685Å (Å) (EWFEHB) ((unassigned);(unassigned);(unassigned);phys.at.moment.magnetic;meta.main)
  (1)NPix-Hb   [0/355] Number of good pixels for the rest frame 4750-4950Å (LINENPIXHB) ((unassigned);meta.version;arith.diff;src.var)
  (1)S/N-Hb  Median signal-to-noise ratio per pixel for the rest frame 4750-4950Å (LINEMEDSN_HB) ((unassigned);meta.version;arith.diff;meta.bib.page;time.duration;meta.main)
  (1)QF-Hb  (n) [-1/0] Flag for the quality in H{beta} fitting (LINEFLAGHB) (Note 1)   ((unassigned);(unassigned);(unassigned);pos.cartesian)
  (1)FWHM-MGII km/s Full width at half maximum of the whole Mg II emission line (FWHM_MGII) (stat.weight;(unassigned);arith.factor;phys.atmol.element;meta.main)
  (1)EW-MGII 0.1nm (n) Rest frame equivalent width of the whole Mg II emission line (Å) (EW_MGII) ((unassigned);(unassigned);(unassigned);phys.at.moment.magnetic;meta.main)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)FWHM-MGIIb km/s Full width at half maximum of the whole broad Mg II (FWHMBROADMGII) ((unassigned);(unassigned);(unassigned);phys.atmol.element;meta.main)
  (1)EW-MGIIb 0.1nm (n) Rest frame equivalent width of the whole broad Mg II (Å) (EWBROADMGII) ((unassigned);(unassigned);(unassigned);phys.at.moment.magnetic;meta.main)
  (1)FWHM-MGII2796 km/s Full width at half maximum of the broad Mg II 2796 (FWHMBROADMGII_2796) ((unassigned);(unassigned);(unassigned);phys.atmol.element;meta.main)
  (1)FWHM-MGII2796n km/s Full width at half maximum of the narrow Mg II 2796 (FWHMNARROWMGII_2796) ((unassigned);(unassigned);(unassigned);phys.atmol.element;meta.main)
  (1)EW-FEMGII 0.1nm (n) Rest frame equivalent width of Fe within 2200-3090Å (Å) (EWFEMGII) ((unassigned);(unassigned);(unassigned);phys.at.moment.magnetic;meta.main)
  (1)NPix-MGII   [0/309] Number of good pixels for the rest frame 2700-2900Å (LINENPIXMGII) ((unassigned);(unassigned);(unassigned);src.var)
  (1)S/N-MGII  Median signal-to-noise ratio per pixel for the rest frame 2700-2900Å (LINEMEDSN_MGII) ((unassigned);(unassigned);(unassigned);meta.bib.page;time.duration;meta.main)
  (1)QF-MGII  (n) [-1/0] Flag for the quality in Mg II fitting (LINEFLAGMGII) (Note 1)   ((unassigned);(unassigned);(unassigned);pos.cartesian)
  (1)FWHM-CIV km/s Full width at half maximum of the whole C IV (FWHM_CIV) ((unassigned);(unassigned);(unassigned);phys.atmol.element;meta.main)
  (1)EW-CIV 0.1nm Rest frame equivalent width of the whole C IV (Å) (EW_CIV) ((unassigned);(unassigned);(unassigned);phys.at.moment.magnetic;meta.main)
  (1)FWHM-CIVb km/s Full width at half maximum of the broad C IV (FWHMBROADCIV) ((unassigned);(unassigned);(unassigned);phys.atmol.element;meta.main)
  (1)EW-CIVb 0.1nm Rest frame equivalent width of the broad C IV (Å) (EWBROADCIV) ((unassigned);(unassigned);(unassigned);phys.at.moment.magnetic;meta.main)
  (1)FWHM-CIVn km/s Full width at half maximum of the narrow C IV (FWHMNARROWCIV) ((unassigned);(unassigned);(unassigned);phys.atmol.element;meta.main)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)EW-CIVn 0.1nm Rest frame equivalent width of the narrow C IV (Å) (EWNARROWCIV) ((unassigned);(unassigned);(unassigned);phys.at.moment.magnetic;meta.main)
  (1)NPix-CIV   [0/280] Number of good pixels for the rest frame 1500-1600Å (LINENPIXCIV) ((unassigned);(unassigned);(unassigned);src.var)
  (1)S/N-CIV  Median signal-to-noise ratio per pixel for the rest frame 1500-1600Å (LINEMEDSN_CIV) ((unassigned);(unassigned);(unassigned);meta.bib.page;time.duration;meta.main)
  (1)QF-CIV  (n) [-1/0] Flag for the quality in C IV fitting (LINEFLAGCIV) (Note 1)   ((unassigned);(unassigned);(unassigned);pos.cartesian)
  (1)alphal1  (n) Wavelength power-law index, {alpha}{lambda}, from ~1300 to 4661Å (ALPHALAMBDA1) ((unassigned);(unassigned);(unassigned);phys.abund.Y;meta.main)
  (1)alphal2  (n) Wavelength power-law index, {alpha}{lambda}, redward of 4661Å (ALPHALAMBDA2) ((unassigned);(unassigned);(unassigned);phys.abund.Y;meta.main)
  (1)chi2  (n) Reduced {chi}2 in SDSS photometry modeling (MODELPHOTREDCHI2) ((unassigned);(unassigned);(unassigned);pos.az.azi)
  (1)logL5100 [10-7W] Monochromatic luminosity at 5100Å (erg/s) (LOGL5100) ((unassigned);(unassigned);(unassigned);(unassigned);(unassigned);(unassigned))
  (1)logL3000 [10-7W] Monochromatic luminosity at 3000Å (erg/s) (LOGL3000) ((unassigned);(unassigned);(unassigned);(unassigned))
  (1)logL1350 [10-7W] Monochromatic luminosity at 1350Å (erg/s) (LOGL1350) ((unassigned);(unassigned);(unassigned);(unassigned))
  (1)logBH-HB [Msun] Virial BH mass based on H{beta} (Vestergaard & Peterson 2006ApJ...641..689V) (LOGBH_HB) ((unassigned);(unassigned);(unassigned);(unassigned))
  (1)logBH-MGII [Msun] Virial BH mass based on Mg II (Wang et al. 2009ApJ...707.1334W) (LOGBH_MGII) ((unassigned);(unassigned);(unassigned);(unassigned))
  (1)logBH-CIV [Msun] (n) Virial BH mass based on C IV (Vestergaard & Peterson 2006ApJ...641..689V) (LOGBH_CIV) ((unassigned);(unassigned);(unassigned);(unassigned))

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)FPeak mJy (n) FIRST peak flux density at 20 cm (Becker et al. 1995ApJ...450..559B) (FPEAK) ((unassigned);(unassigned);(unassigned);phys.atmol.sWeight.nuclear;(unassigned);(unassigned))
  (1)BAL  (n) [0/1] Broad absorption trough flag (BAL_FLAG) (Note 2)   ((unassigned);(unassigned);(unassigned);pos.eq.dec)
   (ALL)Data-min (char) Flag of quasar selection based on data mining (FLAGDATAMINING) (Note G1)   ((unassigned);(unassigned);(unassigned);pos.eq.dec)
   (ALL)OI-Color (char) Flag of quasar selection based on optical-infrared color (FLAGOICOLOR) (Note G2)   ((unassigned);(unassigned);(unassigned);pos.eq.dec)
   (ALL)Other (char) Flag of quasar selection from radio, X-ray or serendipitous (=S) algorithms (FLAG_OTHERS) ((unassigned);(unassigned);(unassigned);pos.eq.dec)
   (ALL)Simbad (char) ask the Simbad data-base about this object ((unassigned);(unassigned);(unassigned);pos.geocentric)
   (ALL)_RA deg Positions from LAMOST DR1 target name (right ascension part) ((unassigned);(unassigned);(unassigned);(unassigned);arith)
   (ALL)_DE deg Positions from LAMOST DR1 target name (declination part) ((unassigned);(unassigned);(unassigned);(unassigned);arith)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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 Display your selection only Reset to default columns
usage  Display UCD1+    UCD1  

The following problems were encountered in this VizieR run:
****Error execute query: UPDATE METAstat set nother=nother+1, tother=846554241 Where phase=3 and catid=51510024
**** 
**** --POSTGRES MSG db=0
**** Report from: stdb_pg,     Status: STDB_ERR 
****ERROR:  invalid page in block 0 of relation base/16403/6104 
****ERROR:  invalid page in block 0 of relation base/16403/6104 
****Error execute query: UPDATE METAstat set nother=nother+1, tother=846554241 Where phase=3 and catid=51510024
**** 
**** --POSTGRES MSG db=0
**** Report from: stdb_pg,     Status: STDB_ERR 
****ERROR:  invalid page in block 0 of relation base/16403/6104 
****ERROR:  invalid page in block 0 of relation base/16403/6104
If you can't find a solution, report to CDS and insert into your message the following details:

.errorfile=/tmp/VR3629993.err (2026-10-29T01:57:19)
-3
-source=J/AJ/151/24
-ref=VIZ6ae2a8003763a9
elapse time 2