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J/AJ/158/16
  Identification of RR Lyrae stars from the DES (Stringer+, 2019)
ReadMe+ftp
2019AJ....158...16S
Similar Catalogs
Post annotation 		img(gal)
1.J/AJ/158/16/table6(c)DES RRab candidates (5782 rows)
2.J/AJ/158/16/table11(c)Full catalog of RRab candidates (713816 rows)
3.J/AJ/158/16/table1*Error rescaling coefficients for Equation (2) (Note) (8714 rows)
4.J/AJ/158/16/table5Estimated RRab selection purity & completeness (100 rows)

Simple ConstraintList Of Constraints
 
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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)
   (1+2)ID  DES internal Year 3 Quick Release catalog (Y3Q2) object ID (meta.id;meta.main)
  (1+2)RAJ2000 deg (i) Right Ascension in decimal degrees (J2000) (pos.eq.ra;meta.main)
  (1+2)DEJ2000 deg (i) Declination in decimal degrees (J2000) (pos.eq.dec;meta.main)
  (1+2)gmagmean mag (n) [15.213/22.757] Mean g band (AB) magnitude (phot.mag;em.opt.B)
  (1+2)rmagmean mag (n) [15.361/22.733] Mean r band (AB) magnitude (phot.mag;em.opt.R)
  (1+2)imagmean mag (n) [15.373/22.604] Mean i band (AB) magnitude (phot.mag;em.opt.I)
  (1+2)zmagmean mag (n) [15.356/22.77] Mean z band (AB) magnitude (phot.mag;em.opt.I)
  (1+2)Ymagmean mag (n) [15.367/21.587] Mean Y band (AB) magnitude (phot.mag;em.IR.J)
  (1)Per d [0.437/0.8227] Period (time.period)
  (1)Amp mag [0.233/1.556] Best-fit model amplitude (src.var.amplitude;meta.modelled)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)mu mag [14.71/21.82] Distance modulus µ (phot.mag.distMod)
  (1)p   [0.35/0.949] RRab score assigned by the classifier (meta.code.class)
  (2)ID1  DES DR1 ID number (0=not found in DES DR1 coadd catalog, Abbott et al. 2018ApJS..239...18A) (meta.id)
  (2)p-ab   [9.24104e-05/0.949354] Classifier score for RRab class (meta.code.class)
  (2)EBV   [0.000463673/0.585073] Extinction value from Schlegel et al. (1998ApJ...500..525S) (Note 1)   (phot.color.excess)
  (2)Nobs-g   [0/33] Number of observations in DES g (meta.number)
  (2)Nobs-r   [0/37] Number of observations in DES r (meta.number)
  (2)Nobs-i   [0/61] Number of observations in DES i (meta.number)
  (2)Nobs-z   [0/62] Number of observations in DES z (meta.number)
  (2)Nobs-Y   [0/41] Number of observations in DES Y (meta.number)
  (2)Nobs   [5/194] Total number of observations across all bands (meta.number)
  (2)Per0 d [0.434792/0.892838] Period of best fitting template (time.period)
  (2)Per1 d [0.434792/0.892838] Period of 2nd best fitting template (time.period)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)Per2 d [0.434792/0.892838] Period of 3rd best fitting template (time.period)
  (2)sigma-DP/P  (n) [0.006/0.293] Uncertainty in (Pest-Ptrue)/P of the best fit period (stat.error)
  (2)Amp0 mag [0.000303309/1589.18] Amplitude of best fitting template (Note 3)   (src.var.amplitude)
  (2)Amp1 mag [7.22078e-05/817.171] Amplitude of 2nd best fitting template (src.var.amplitude)
  (2)Amp2 mag [3.93605e-05/760.817] Amplitude of 3rd best fitting template (src.var.amplitude)
  (2)sigma-Da mag (n) [-0.012/0.903] Uncertainty in (aest-atrue) of the best fit amplitude (stat.error)
  (2)mu0 mag [-219.091/108.275] Distance modulus of best fitting template (phot.mag.distMod)
  (2)mu1 mag [-114.919/56.2675] Distance modulus of 2nd best fitting template (phot.mag.distMod)
  (2)mu2 mag [-194.008/54.6556] Distance modulus of 3rd best fitting template (phot.mag.distMod)
  (2)Phase0   [9.62361e-07/1] Phase offset of best fitting template (time.phase)
  (2)Phase1   [3.06546e-06/1] Phase offset of 2nd best fitting template (pos.angDistance;meta.modelled)
  (2)Phase2   [3.93540e-06/0.999996] Phase offset of 3rd best fitting template (pos.angDistance;meta.modelled)
  (2)RSS0  (n) [3.99068e-07/696961] Residual Sum of Squares (RSS) of best fit template (stat.fit.residual)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)RSS1  (n) [5.9748e-05/701646] RSS of 2nd best fit template (stat.fit.residual)
  (2)RSS2  (n) [9.8591e-05/702625] RSS of 3rd best fit template (stat.fit.residual)
  (2)chi2-g  (n) [1.82028e-06/3.2428e+46] Reduced chi squared of light curve from constant in DES g (Note 4)   (stat.fit.chi2)
  (2)f_chi2-g (char) [I] I for infinity (meta.code)
  (2)chi2-r  (n) [2.14514e-06/1.45597e+51] Reduced chi squared of light curve from constant in DES r (Note 4)   (stat.fit.chi2)
  (2)chi2-i  (n) [5.13706e-07/373528] Reduced chi squared of light curve from constant in DES i (Note 4)   (stat.fit.chi2)
  (2)f_chi2-i (char) [I] I for infinity (meta.code)
  (2)chi2-z  (n) [1.52942e-06/545252] Reduced chi squared of light curve from constant in DES z (Note 4)   (stat.fit.chi2)
  (2)f_chi2-z (char) [I] I for infinity (meta.code)
  (2)chi2-Y  (n) [1.62728e-07/4.21637e+06] Reduced chi squared of light curve from constant in DES Y (Note 4)   (stat.fit.chi2)
  (2)Sig-g  (n) [0/20410.8] Significance of light curve in DES g (Note 4)   (stat.fit.goodness)
  (2)Sig-r  (n) [0/18028.5] Significance of light curve in DES r (Note 4)   (stat.fit.goodness)
  (2)Sig-i  (n) [0/30133.6] Significance of light curve in DES i (Note 4)   (stat.fit.goodness)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)Sig-z  (n) [0/23563.7] Significance of light curve in DES z (Note 4)   (stat.fit.goodness)
  (2)Sig-Y  (n) [0/14540.5] Significance of light curve in DES Y (Note 4)   (stat.fit.goodness)
  (2)RSS-dof-0  (n) [3.99068e-07/9949.94] RSS per degree of freedom of best fitting template (Note 3)   (stat.fit.residual)
  (2)RSS-dof-1  (n) [5.9748e-05/109327] RSS per degree of freedom of 2nd best fitting template (stat.fit.residual)
  (2)RSS-dof-2  (n) [9.8591e-05/109651] RSS per degree of freedom of 3rd best fitting template (stat.fit.residual)
  (2)Ichi-med [-] (n) [-2.93188/51.3637] Median log(reduced chi squared) across DES grizY (Note 3)   (stat.fit.chi2)
  (2)RSS-Ichi-med  (n) [-999.467/9991.97] (RSS/dof)/median log(reduced chi squared) across DES grizY (Note 3)   (stat.fit.param)
  (2)Amp-RSS-0  (n) [0.00011072/9970.12] Best-fitting amplitude divided by the best-fitting RSS/dof (Note 3)   (stat.fit.param)
  (2)f-dist1-0   [0.000139949/1587.71] Distance of Amplitude/Period for best fit template (3) (Note 5)   (pos.distance)
  (2)f-dist1-1  (n) [0.000131378/815.706] Distance of Amplitude/Period for 2nd best fit template (Note 5)   (pos.distance)
  (2)f-dist1-2  (n) [0.00011433/759.352] Distance of Amplitude/Period for 3rd best fit template (Note 5)   (pos.distance)
  (2)f-dist2-0  (n) [0.000181306/1587.71] Distance of Amplitude/Period for best fit template (3) (Note 6)   (pos.distance)
  (2)f-dist2-1  (n) [0.000175503/815.706] Distance of Amplitude/Period for 2nd best fit template (Note 6)   (pos.distance)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)f-dist2-2  (n) [0.000101131/759.352] Distance of Amplitude/Period for 3rd best fit template (Note 6)   (pos.distance)
  (2)kappa-0  (n) [0.000564259/9972.2] von Mises-Fisher concentration parameter of phases for best fitting template (Note 3)   (stat.param)
  (2)kappa-1  (n) [0.000306927/18264.3] von Mises-Fisher concentration parameter of phases for 2nd best fitting template (stat.param)
  (2)kappa-2  (n) [0.000383926/18628.4] von Mises-Fisher concentration parameter of phases for 3rd best fitting template (stat.param)
  (2)flag-minmax  (n) [0/3] Flag for observations missing near maximum and minimum light (Note 7)   (meta.code.error)
  (2)Source  Gaia DR2 source_id for cross-matched RRab in Clementini et al. (2018, J/A+A/622/A60) (0=not found in this catalog) (meta.id)
  (2)PS1-RRab   [0/1] Present in Sesar et al. (2017, J/AJ/153/204) RRab catalog? (0=No; 1=Yes) (meta.code)
  (2)CSDR2-ID  ID number from associated Catalina Surveys DR2 RRab catalogs (0=not found in this catalog) (meta.id)
  (2)ATLAS-ID (char) ID from Heinze et al. (2018, J/AJ/156/241) ATLAS RRab catalog (0=not found in this catalog) (meta.id)
  (2)SDSS-ID   [0/7913279] SDSS DR7 (Cat. II/294) ID (0=not found in this catalog) (meta.id)
  (2)SDSS-class (char) Classification from SDSS stripe 82 studies from Sesar et al. (2010, J/ApJ/708/717) or Ivezic et al. (2007, J/AJ/134/973) (Note 8)   (meta.code.class)
  (2)Simbad-ID (char) Object identifier in SIMBAD database (0=not found in this catalog) (meta.id)
  (2)Simbad-class (char) Object classification in SIMBAD database (0=not found in this catalog) (meta.code.class)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)OGLE-ID (char) OGLE ID from LMC and SMC RRAb catalogs from Soszynski et al. (2016AcA....66..131S) (meta.id)
  (2)CEMV-ID (char) ID from Martinez-Vazquez et al. (2016, J/MNRAS/462/4349) (0=not found in this catalog) (meta.id)
  (2)GCVS5-ID   [0/820079] Cross matched ID with the General Catalogue of Variable Stars v5.1 from Samus et al. (2017, Cat. B/gcvs) (0=not found in this catalog) (meta.id)
  (2)GCVS5-Type (char) Variable type for cross matched object (see file "vartype.txt" in the General Catalogue of Variable Stars v5.1) (meta.code.class)
  (2)hpx32   [5441/11819] Object's Healpix (nside=32) used to subdivide the light curves (obs.field)
  (2)train   [0/1] Identifies objects used to train the Random Forest (0=not in training set; 1=in training set) (meta.code)
  (2)rrab   [0/1] Identified as a high confidence RRab in this study (=1) or not (=0) (meta.code)
  (2)File (char) Filepath to the object's light curves in subdirectory lc (phys.composition.massLightRatio)
  (2)Com (char) Comment from first author during visual validation (Note 9)   (meta.note)
  (3)HEALPix   [5441/11877] HEALPix region (pos.healpix;obs.field)
  (3)Band (char) [grizY] DES filter name (meta.code;instr.filter)
  (3)c0  (n) [-0.7953/2.0858] Error correct coefficient 0 for Band (stat.error)
  (3)c1  (n) [-0.6321/0.3225] Error correct coefficient 1 for Band (stat.error)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (3)c2  (n) [-0.2069/0.0509] Error correct coefficient 2 for Band (stat.error)
  (4)Thrsh   [0/0.99] Score threshold (stat)
  (4)Pur   [0/1] Purity (Note 1)   (stat)
  (4)Comp   [0/0.983] Completeness (Note 2)   (meta.note)

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