VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN 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/ApJS/266/18
  Double-line spectroscopic binaries from LAMOST (Zheng+, 2023)
ReadMe+ftp
2023ApJS..266...18Z
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/266/18/table6(c)Details of a total of 728 SB2 candidates eventually obtained (728 rows)
2.J/ApJS/266/18/table4(c)Information of 2139 SB2 candidate spectra (2139 rows)
3.J/ApJS/266/18/table5(c)Information on the complete table of a total of 36470 SB2 candidates (36470 rows)
Help Xmatch is

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. (meta.record)
   (ALL)RAJ2000 deg (i) Right Ascension in decimal degrees (J2000) (pos.eq.ra;meta.main)
   (ALL)DEJ2000 deg (i) [-10/78.6] Declination in decimal degrees (J2000) (pos.eq.dec;meta.main)
  (1+3)Gaia  (n) Gaia DR3 source identifier (meta.id.cross)
   (ALL)Gmag mag (n) [8.4/19.1] Gaia DR3 G band magnitude (phot.mag;em.opt)
  (1+3)Teff K (n) [4652/11559] Effective temperature from Gaia DR3 (phys.temperature.effective)
  (1+3)logg [cm/s2] (n) [2/4.6] Log surface gravity from Gaia DR3 (phys.gravity)
  (1+3)[Fe/H] [Sun] (n) [-3.8/0.71] Metallicity from Gaia DR3 (phys.abund.Z)
  (1)New? (char) Newly discovered SB2 candidate ("T": 281 sources) (meta.code)
  (1)DR7  (n)Display the LAMOST MRS DR7 data within 0.5" (meta.ref.url)
  (1)Nsp  (n)Number of spectra for this source (link to Table 4) (meta.ref.url)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1+3)Simbad (char) ask the Simbad data-base about this object (meta.ref.url)
  (2)GaiaDR3  (n) Gaia DR3 source identifier (meta.id;meta.main)
  (2)spFile (char) LAMOST FITS spectrum identifier (meta.id;meta.fits)
  (2)S/N   [50/524.1] Signal-to-Noise of the spectrum (stat.snr)
  (2)Index   [1/12] Indicies in the spectrum FITS file (meta.id)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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