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/271/60
  Magnetic activity of G-type stars from LAMOST & TESS (Su+, 2024)
ReadMe+ftp
2024ApJS..271...60S
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/271/60/table1(c)Low-resolution spectral parameters of G-type stars in LAMOST DR10 (3062102 rows)
2.J/ApJS/271/60/table2(c)Low-resolution spectral parameters of G-type stars with multiple observations from LAMOST DR10 (1236282 rows)
3.J/ApJS/271/60/table3(c)The locations of G-type stars of LAMOST DR10 low-resolution survey in our Galaxy (2967117 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. (meta.record)
   (ALL)LAMOST (char) (i) LAMOST DR10 identifier (JHHMMSS.ss+DDMMSS.s) (meta.id;meta.main)
  (1+2)HJD d (i) Heliocentric modified Julian Date (HJD-2400000.5) (time.epoch)
  (1)Exp s [0/9600] Exposure time (time.duration;obs.exposure)
  (1)gmag mag (n) [1/28.3] Apparent g band AB magnitude (phot.mag;em.opt.B)
  (1)rmag mag (n) [-0.5/22.4] Apparent r band AB magnitude (phot.mag;em.opt.R)
  (1)imag mag (n) [-1.5/28.6] Apparent i band AB magnitude (phot.mag;em.opt.I)
  (1)zmag mag (n) [1/28] Apparent z band AB magnitude (phot.mag;em.opt.I)
  (1)ymag mag (n) [-3.6/26.4] Apparent y band AB magnitude (phot.mag;em.IR.J)
  (1)S/Nu  (n) [0/446] Signal-to-Noise of u band observation (stat.snr;em.opt.U)
  (1)S/Ng  (n) [1.7/999] Signal-to-Noise of g band observation (stat.snr;em.opt.B)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)S/Nr   [10/999] Signal-to-Noise of r band observation (stat.snr;em.opt.R)
  (1)S/Ni  (n) [0/999] Signal-to-Noise of i band observation (stat.snr;em.opt.I)
  (1)S/Nz  (n) [0/999] Signal-to-Noise of z band observation (stat.snr;em.opt.I)
  (1)SpT (char) Spectral type (src.spType)
  (1)Teff K [3870/7063] Effective temperature from LAMOST (phys.temperature.effective)
  (1)e_Teff K (n) [0/998] Uncertainty in Teff (stat.error;phys.temperature.effective)
  (1)logg [cm/s2] [0.06/5] Log surface gravity from LAMOST (phys.gravity)
  (1)e_logg [cm/s2] (n) [0/1.2] Uncertainty in logg (stat.error;phys.gravity)
  (1)[Fe/H] [Sun] [-2.5/0.8] Metallicity from LAMOST (phys.abund.Z)
  (1)e_[Fe/H] [Sun] (n) [0/1] Uncertainty in [Fe/H] (stat.error;phys.abund.Fe)
   (ALL)RVel km/s [-424/433] Radial velocity from LAMOST (phys.veloc;pos.heliocentric)
  (1+2)e_RVel km/s (n) [0/100] Uncertainty in RVel (stat.error;spect.dopplerVeloc)
  (1+2)EWcHa 0.1nm [-181/30] Continuum corrected Hα equivalent width (EW'Hα) in Angstrom units (spect.line.eqWidth;spect.continuum;em.line.Halpha)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1+2)e_EWcHa 0.1nm [0.001/73] Uncertainty in EWcHa (stat.error;spect.line.eqWidth;spect.continuum)
  (1)Act (char) [NY] Judgment of stellar activity (Y=activity; or N=inactivity) (meta.code)
   (ALL)DR7 (char) Display data from LAMOST LRS DR7 (V/156) within 0.5" (meta.ref.url)
   (ALL)_RA deg (i) Positions from LAMOST names (right ascension part) (pos.eq.ra;meta.main)
   (ALL)_DE deg (i) Positions from LAMOST names (declination part) (pos.eq.dec;meta.main)
  (2)m_LAMOST  (n)Number of observations for this LAMOST source (meta.number)
  (2)(max-min)Ha 0.1nm [0/181] Difference between maximum and minimum EW' values (spect.line.eqWidth;arith.diff;em.line.Halpha)
  (2)(max/min)Ha 0.1nm (n) [-1429/2346] Ratio of EWc maximum to minimum (spect.line.eqWidth;arith.ratio;em.line.Halpha)
  (2)VHa (char) [NY] The Hα EWc variability judgment (Note 1)   (meta.code;src.var;em.line.Halpha)
  (2)(max-min)RV km/s [0/221] Difference between maximum and minimum RVel values (spect.dopplerVeloc;arith.diff)
  (2)(max/min)RV km/s (n) [-1801/1646] Ratio of RVel maximum to minimum (spect.dopplerVeloc;arith.ratio)
  (2)Vrv (char) [NY] The radial velocity variability judgment (Note 1)   (meta.code;src.var)
  (3)pmRA mas/yr [-242/358] Gaia DR3 proper motion along RA (pos.pm;pos.eq.ra)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (3)pmDE mas/yr [-447/232] Gaia DR3 proper motion along DE (pos.pm;pos.eq.dec)
  (3)Dist pc (n) [40/32702] Gaia DR3 distance (pos.distance)
  (3)Z pc (n) [-22430/31806] Distance from the Galactic disk (pos.distance)
  (3)R pc (n) [207/22760] Horizontal distance from Galactic center (pos.distance;pos.galactocentric)
  (3)Gaia (char) Display data from Gaia DR3 (I/355) within 3" (meta.ref.url)

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