VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

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/274/36
  Magnetic activity from LAMOST DR9, Gaia & TESS (Li+, 2024)
ReadMe+ftp
2024ApJS..274...36L
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/274/36/mdwarfs(c)Stellar parameters of M dwarf stars from LAMOST DR9 spectra (Table 1) and calculation parameters (Table 2) (781232 rows)
2.J/ApJS/274/36/table3H{alpha} variation of M dwarf stars from LAMOST Low-resolution spectral DR9 (440287 rows)

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);phys.veloc.orbital;arith.diff;phys.veloc)
  (1)Var (char) H{alpha} variation from LAMOST DR9 LRS data (link to Table 3) ((unassigned);phys.veloc.orbital;arith.diff;pos.geocentric)
   (ALL)LAMOST (char) (i) LAMOST DR9 position-based Name (Note G1)   (time.scale;(unassigned);arith.grad;spect.line.veloc;arith)
  (1)m_LAMOST  (n)Number of observations for this LAMOST source ((unassigned);phys.veloc.orbital;arith.diff;pos.posAng)
  (1)RAJ2000 deg (i) LAMOST DR9 Right Ascension (J2000) (Note G1)   ((unassigned);em.mm.200-400GHz;arith.factor;(unassigned);arith)
  (1)DEJ2000 deg (i) LAMOST DR9 Declination (J2000) (Note G1)   ((unassigned);(unassigned);(unassigned);(unassigned);arith)
  (1)SNR  (n) [0/822] LAMOST DR9 spectrum signal-to-noise ratio (Note G1)   ((unassigned);(unassigned);(unassigned);meta.abstract;meta.main)
   (ALL)EWHa 0.1nm (n) [-1499/2682] LAMOST DR9 H{alpha} equivalent width in angstroms (Note G1)   ((unassigned);(unassigned);(unassigned);phys.at.moment.magnetic;meta.main)
   (ALL)e_EWHa 0.1nm (n) [0/713467] Uncertainty in EWHa (Note G1)   ((unassigned);phys.veloc.orbital;arith.diff;time.age;meta.main)
  (1)SpT (char) Spectral type subclass (Note G1)   ((unassigned);phys.veloc.orbital;arith.diff;pos.posAng;meta.main)
  (1)z (char) Redshift (Note G1)   ((unassigned);(unassigned);(unassigned);pos.parallax;meta.main)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)Fe/H [-] (n) [-2.5/0.5] LAMOST DR9 metallicity (Note G1)   ((unassigned);phys.veloc.orbital;arith.diff;pos.emergenceAng)
  (1)e_Fe/H [-] (n) [0.08/0.9] Uncertainty in FeH (Note G1)   ((unassigned);(unassigned);(unassigned);time.age;phys.reflectance.bidirectional)
  (1)Teff K (n) [2300/4300] LAMOST DR9 surface effective temperature (Note G1)   ((unassigned);phys.veloc.orbital;arith.diff;em.radio)
  (1)e_Teff K (n) [45/424] Uncertainty in Teff (Note G1)   ((unassigned);phys.veloc.orbital;arith.diff;time.age;em.radio.20-100MHz)
  (1)logg [cm/s2] (n) [-0.5/6] LAMOST DR9 log of surface gravity (Note G1)   ((unassigned);(unassigned);(unassigned);(unassigned))
  (1)e_logg [cm/s2] (n) [0.07/1] Uncertainty in logg (Note G1)   ((unassigned);phys.veloc.orbital;arith.diff;time.age;meta.main)
  (1)CV  (n) [3.3e-06/2] Coefficient of variation, this work ((unassigned);(unassigned);(unassigned);pos.wcs.crpix;meta.main)
  (1)pmRA mas/yr (n) [-661/814] Gaia DR3 (Epoch=2016.0) proper motion in RA ((unassigned);(unassigned);(unassigned);instr.offset;(unassigned))
  (1)e_pmRA mas/yr (n) [0.005/2.5] Uncertainty in pmRA ((unassigned);(unassigned);(unassigned);time.age;instr.param;(unassigned))
  (1)pmDE mas/yr (n) [-1107/368] Gaia DR3 (Epoch=2016.0) proper motion in Dec ((unassigned);(unassigned);(unassigned);instr.offset;(unassigned))
  (1)e_pmDE mas/yr (n) [0.007/3] Uncertainty in pmDE ((unassigned);(unassigned);(unassigned);time.age;instr.param;(unassigned))
   (ALL)Mark (char) Activity indicator, Yes=Star is active ((unassigned);(unassigned);(unassigned);pos.eq.dec)
  (1)Rad kpc (n) [2/22] Star galactic radius, projected onto the midplane ((unassigned);(unassigned);(unassigned);spect.line.veloc)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)Z kpc (n) [-17.4/32.1] Stellar galactic scale height ((unassigned);(unassigned);(unassigned);phys.atmol.sweight;(unassigned))
  (1)Per d (n) [0.01/437] Period, based on VSX and TESS ((unassigned);(unassigned);(unassigned);phys.dust;meta.main)
  (1)Mstar Msun (n) [0.1/2.3] Mass from TESS Input Catalog v8.0 (stat.fit.goodness;(unassigned);(unassigned);(unassigned))
  (1)Ro  (n) [5.9e-05/13.3] Rossby number ((unassigned);phys.veloc.orbital;arith.diff;time.obs.end;meta.main)
   (ALL)RHa  (n) [-0.2/0.002] Chromospheric H{alpha} activity index, Equation 1 ((unassigned);phys.veloc.orbital;arith.diff;phys.abund.Y;meta.main)
  (1)e_RHa  (n) [0/0.01] Uncertainty in RHa ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  (1)EWHb 0.1nm (n) [-11739/1443099] H{beta} equivalent width in angstroms ((unassigned);(unassigned);(unassigned);phys.at.moment.magnetic;meta.main)
  (1)e_EWHb 0.1nm (n) [0.005/8383] Uncertainty in EWHb ((unassigned);phys.veloc.orbital;arith.diff;time.age;meta.main)
  (2)RAdeg deg Right Ascension ((unassigned);phys.veloc.orbital;arith.diff;(unassigned);arith)
  (2)DEdeg deg [-9.2/78] Declination ((unassigned);phys.veloc.orbital;arith.diff;(unassigned);arith)
  (2)MJD d (i) [55858/59377] Modified Julian date ((unassigned);(unassigned);(unassigned);pos.centroid;meta.main)
  (2)dMJD d [0/3422] Difference, maximum and minimum Julian dates ((unassigned);(unassigned);(unassigned);spect.line.strength;instr.bandpass)
  (2)dHa 0.1nm (n) [0/10046] Difference, maximum and minimum EWHa ((unassigned);(unassigned);(unassigned);phys.atmol.element;meta.main)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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usage  Display UCD1+    UCD1  

The following problems were encountered in this VizieR run:
****Error execute query: UPDATE METAstat set nother=nother+1, tother=846427671 Where phase=3 and catid=22740036
**** 
**** --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=846427671 Where phase=3 and catid=22740036
**** 
**** --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/VR3475245.err (2026-10-27T14:47:49)
-3
-source=J/ApJS/274/36
-ref=VIZ6ae0b99635072d
elapse time 2