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II/314
 UKIDSS-DR8 LAS, GCS and DXS Surveys (Lawrence+ 2012)
Post annotation
img(gal)
1.II/314/las8UKIDSS-DR8 Large Area Survey (total of 69,656,413 sources) (69656413 rows)
please credit the usage of the UKIDSS data (details at http://www.ukidss.org/archive/archive.html)

 
Query by Constraints constraints help applied on Columns (Output Order: + - )
ShowSortColumn  Constraint Explain   (UCD)
  ULAS (char) Name of source in survey (Note G5)   (meta.id;meta.main)
  m   [1/2] "2" indicates a duplicated source (Note G6)   (meta.code.multip)
  RAJ2000 deg Right ascension (J2000) (recommended designation of the sources is ULAS JHHMMSS.ss+DMMSS.s, see http://cds.u-strasbg.fr/cgi-bin/Dic?ULAS) (pos.eq.ra;meta.main)
  DEJ2000 deg Declination (J2000) (recommended designation of the sources is ULAS JHHMMSS.ss+DMMSS.s, see http://cds.u-strasbg.fr/cgi-bin/Dic?ULAS) (pos.eq.dec;meta.main)
  Ymag mag (n) UKIDSS Y default magnitude (yAperMag3) (Note G1)   (phot.mag;em.IR.J)
  e_Ymag mag (n) Mean error on Ymag (yAperMag3Err) (stat.error;phot.mag;em.opt.B)
  Jmag mag (n) UKIDSS J default magnitude (j_1AperMag3) (Note G1)   (phot.mag;em.IR.J)
  e_Jmag mag (n) Mean error on Jmag (j_1AperMag3Err) (stat.error;phot.mag;em.IR.J)
  Hmag mag (n) UKIDSS H default magnitude ( hAperMag3) (Note G1)   (phot.mag;em.IR.H)
  e_Hmag mag (n) Mean error on Hmag (hAperMag3Err) (stat.error;phot.mag;em.IR.H)
  Kmag mag (n) UKIDSS K default magnitude (kAperMag3) (Note G1)   (phot.mag;em.IR.K)

ALL cols
    
(n) indicates a possible blank or NULL column  
  e_Kmag mag (n) Mean error on Kmag (kAperMag3Err) (stat.error;phot.mag;em.IR.K)
  ID (char) Unique ID of this merged detection (sourceID) (meta.id)
  Epoch yr Epoch of position measurement (epoch) (time.epoch)
  nf  Number of frames (nFrames) (meta.number)
  mStat  Merged profile class statistic (mergedClassStat) (stat)
  cl  Source class: -3 = probable (70-90%) galaxy, -2 = probable (70-90%) star, -1 = star, 0 = noise, 1 = galaxy (Note)   (meta.code.class;src.class.starGalaxy)
  p*   [0,1] Probability of being a star (pStar) (stat.fit.goodness)
  pG   [0,1] Probability of being a galaxy (pGalaxy) (stat.fit.goodness)
  pN   [0,1] Probability of being noise (pNoise) (stat.fit.goodness)
  Ytot mag (n) Total point source Y magnitude (yHallMag) (phot.mag;em.IR.J)
  e_Ytot mag (n) Mean error on Ytot (yHallMagErr) (stat.error)
  pYmag mag (n) Petrosian Y magnitude (yPetroMag) (phot.mag;em.IR.J)
  e_pYmag mag (n) Mean error on pYmag (yPetroMagErr) (stat.error;phot.mag)

ALL cols
    
(n) indicates a possible blank or NULL column  
  Ydiam pix (n) Y-band RMS of axes of ellipse fit (yGausig) (phys.angSize;src)
  Yell  (n) [0,1] Source ellipticity in Y-band (yEll) (src.ellipticity)
  Ypa deg (n) [0,180] Position angle of Y-band ellipse (yPA) (pos.posAng;instr.det)
  Ybad  Y-band zero confidence pixels (yErrBits) (Note G3)   (meta.code)
  Ycl  (n)Source class: -3 = probable (70-90%) galaxy, -2 = probable (70-90%) star, -1 = star, 0 = noise, 1 = galaxy (Note)   (meta.code.class;src.class.starGalaxy)
  Yflags  (n) [0,8388607] Y-band flags (yppErrBits) (Note G4)   (meta.code.error)
  Jtot mag (n) Total point source J magnitude (j_1HallMag) (phot.mag;em.IR.J)
  e_Jtot mag (n) Mean error on Jtot (j_1HallMagErr) (stat.error)
  pJmag mag (n) Petrosian J magnitude (j_1PetroMag) (phot.mag;em.IR.J)
  e_pJmag mag (n) Mean error on pJmag (j_1PetroMagErr) (stat.error;phot.mag)
  Jdiam pix (n) J-band RMS of axes of ellipse fit (j_1Gausig) (phys.angSize;src)
  Jell  (n) [0/1] J-band ellipticity (G1-b/a) (j_1Ell) (src.ellipticity)
  Jpa deg (n) [0,180] J-band position angle (j_1PA) (pos.posAng)

ALL cols
    
(n) indicates a possible blank or NULL column  
  Jbad  J-band zero confidence pixels (j_1ErrBits) (Note G3)   (meta.code)
  Jcl  (n)Source class: -3 = probable (70-90%) galaxy, -2 = probable (70-90%) star, -1 = star, 0 = noise, 1 = galaxy (Note)   (meta.code.class;src.class.starGalaxy)
  Jflags   [0,8388607] J-band flags (j_1ppErrBits) (Note G4)   (meta.code.error)
  Jdx arcsec (n) ξ offset to Y-band source (j_1Xi) (pos;arith.diff)
  Jdy arcsec (n) η offset to Y-band source (j_1Eta) (pos;arith.diff)
  Htot mag (n) Total point source H magnitude (hHallMag) (phot.mag;em.IR.H)
  e_Htot mag (n) Mean error on Htot (hHallMagErr) (stat.error)
  pHmag mag (n) Petrosian H magnitude (hPetroMag) (phot.mag;em.IR.H)
  e_pHmag mag (n) Mean error on Hpag (hPetroMagErr) (stat.error;phot.mag)
  Hdiam pix (n) RMS of axes of ellipse fit in H-band (hGausig) (phys.angSize;src)
  Hell  (n) Ellipticity in H-band (hEll) (src.ellipticity)
  Hpa deg (n) [0,180] H-band position angle (hPA) (pos.posAng)
  Hbad  H-band zero confidence pixels (hErrBits) (Note G3)   (meta.code)

ALL cols
    
(n) indicates a possible blank or NULL column  
  Hcl  Source class: -3 = probable (70-90%) galaxy, -2 = probable (70-90%) star, -1 = star, 0 = noise, 1 = galaxy (Note)   (meta.code.class;src.class.starGalaxy)
  Hflags   [0,8388607] flags (hppErrBits) (Note G4)   (meta.code.error)
  Hdx arcsec (n) ξ offset to Y-band source (hXi) (pos;arith.diff)
  Hdy arcsec (n) η offset to Y-band source (hEta) (pos;arith.diff)
  Ktot mag (n) Total point source K magnitude (kHallMag) (phot.mag;em.IR.K)
  e_Ktot mag (n) Mean error on Ktot (kHallMagErr) (stat.error)
  pKmag mag (n) Petrosian K magnitude (kPetroMag) (phot.mag;em.IR.K)
  e_pKmag mag (n) Mean error on pKmag (kPetroMagErr) (stat.error;phot.mag)
  Kdiam pix (n) RMS of axes of ellipse fit in K-band (kGausig) (phys.angSize;src)
  Kell  (n) K-band ellipticity (kEll) (src.ellipticity)
  Kpa deg (n) [0,180] K-band position angle (kPA) (pos.posAng)
  Kbad  K-band zero confidence pixels (kErrBits) (Note G3)   (meta.code)
  Kcl  Source class: -3 = probable (70-90%) galaxy, -2 = probable (70-90%) star, -1 = star, 0 = noise, 1 = galaxy (Note)   (meta.code.class;src.class.starGalaxy)
  Kflags   [0,8388607] flags (kppErrBits) (Note G4)   (meta.code.error)
  Kdx arcsec (n) ξ offset to Y-band source (kXi) (pos;arith.diff)
  Kdy arcsec (n) η offset to Y-band source (kEta) (pos;arith.diff)

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