VizieR

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VizieR

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II/314/las8 UKIDSS-DR8 LAS, GCS and DXS Surveys (Lawrence+ 2012)
UKIDSS-DR8 Large Area Survey (total of 69,656,413 sources) (69656413 rows)
  -c=245.542584 +28.638925, eq=J2000, rs=2
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Note: please credit the usage of the UKIDSS data (details at http://www.ukidss.org/archive/archive.html)

ColumnValue  Explain   (UCD)
_r0.000 arcsec Distance from center (245.542584+28.638925)[FK5/J2000] (pos.angDistance)
_RAJ200016 22 10.22016 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEJ2000+28 38 20.1300 "d:m:s" Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_RAB195016 20 09.65283 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEB1950+28 45 18.8647 "d:m:s" Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_Glon047.69609451 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat+43.79429561 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)

ULASJ162210.22+283820.1  (i) Name of source in survey (Note G5)   (meta.id;meta.main)
m1   [1/2] "2" indicates a duplicated source (Note G6)   (meta.code.multip)
RAJ2000245.542584 deg (i) 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+28.638925 deg (i) 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)
Ymag19.593 mag (i) UKIDSS Y default magnitude (yAperMag3) (Note G1)   (phot.mag;em.IR.J)
e_Ymag 0.131 mag Mean error on Ymag (yAperMag3Err) (stat.error;phot.mag;em.opt.B)
Jmag19.309 mag (i) UKIDSS J default magnitude (j_1AperMag3) (Note G1)   (phot.mag;em.IR.J)
e_Jmag 0.145 mag Mean error on Jmag (j_1AperMag3Err) (stat.error;phot.mag;em.IR.J)
Hmag18.784 mag (i) UKIDSS H default magnitude ( hAperMag3) (Note G1)   (phot.mag;em.IR.H)
e_Hmag 0.190 mag Mean error on Hmag (hAperMag3Err) (stat.error;phot.mag;em.IR.H)
Kmag  mag (i) UKIDSS K default magnitude (kAperMag3) (Note G1)   (phot.mag;em.IR.K)
e_Kmag  mag Mean error on Kmag (kAperMag3Err) (stat.error;phot.mag;em.IR.K)
ID433846607093  Unique ID of this merged detection (sourceID) (meta.id)
Epoch2009.4318 yr Epoch of position measurement (epoch) (time.epoch)
nf 0  Number of frames (nFrames) (meta.number)
mStat 0.92  Merged profile class statistic (mergedClassStat) (stat)
cl-2  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* 0.50   [0,1] Probability of being a star (pStar) (stat.fit.goodness)
pG 0.50   [0,1] Probability of being a galaxy (pGalaxy) (stat.fit.goodness)
pN 0.00   [0,1] Probability of being noise (pNoise) (stat.fit.goodness)
Ytot19.717 mag Total point source Y magnitude (yHallMag) (phot.mag;em.IR.J)
e_Ytot 0.326 mag Mean error on Ytot (yHallMagErr) (stat.error)
pYmag19.598 mag Petrosian Y magnitude (yPetroMag) (phot.mag;em.IR.J)
e_pYmag 0.335 mag Mean error on pYmag (yPetroMagErr) (stat.error;phot.mag)
Ydiam 1.293 pix Y-band RMS of axes of ellipse fit (yGausig) (phys.angSize;src)
Yell 0.31   [0,1] Source ellipticity in Y-band (yEll) (src.ellipticity)
Ypa174.1 deg [0,180] Position angle of Y-band ellipse (yPA) (pos.posAng;instr.det)
Ybad 0  Y-band zero confidence pixels (yErrBits) (Note G3)   (meta.code)
Ycl-1  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 0   [0,8388607] Y-band flags (yppErrBits) (Note G4)   (meta.code.error)
Jtot19.629 mag Total point source J magnitude (j_1HallMag) (phot.mag;em.IR.J)
e_Jtot 0.289 mag Mean error on Jtot (j_1HallMagErr) (stat.error)
pJmag19.629 mag Petrosian J magnitude (j_1PetroMag) (phot.mag;em.IR.J)
e_pJmag 0.289 mag Mean error on pJmag (j_1PetroMagErr) (stat.error;phot.mag)
Jdiam 1.584 pix J-band RMS of axes of ellipse fit (j_1Gausig) (phys.angSize;src)
Jell 0.34   [0/1] J-band ellipticity (G1-b/a) (j_1Ell) (src.ellipticity)
Jpa 73.2 deg [0,180] J-band position angle (j_1PA) (pos.posAng)
Jbad 1  J-band zero confidence pixels (j_1ErrBits) (Note G3)   (meta.code)
Jcl 1  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 64   [0,8388607] J-band flags (j_1ppErrBits) (Note G4)   (meta.code.error)
Jdx 0.156 arcsec ξ offset to Y-band source (j_1Xi) (pos;arith.diff)
Jdy-0.086 arcsec η offset to Y-band source (j_1Eta) (pos;arith.diff)
Htot18.415 mag Total point source H magnitude (hHallMag) (phot.mag;em.IR.H)
e_Htot 0.225 mag Mean error on Htot (hHallMagErr) (stat.error)
pHmag18.415 mag Petrosian H magnitude (hPetroMag) (phot.mag;em.IR.H)
e_pHmag 0.225 mag Mean error on Hpag (hPetroMagErr) (stat.error;phot.mag)
Hdiam 1.102 pix RMS of axes of ellipse fit in H-band (hGausig) (phys.angSize;src)
Hell 0.47   Ellipticity in H-band (hEll) (src.ellipticity)
Hpa 94.0 deg [0,180] H-band position angle (hPA) (pos.posAng)
Hbad 0  H-band zero confidence pixels (hErrBits) (Note G3)   (meta.code)
Hcl 1  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   [0,8388607] flags (hppErrBits) (Note G4)   (meta.code.error)
Hdx 0.105 arcsec ξ offset to Y-band source (hXi) (pos;arith.diff)
Hdy 0.095 arcsec η offset to Y-band source (hEta) (pos;arith.diff)
Ktot  mag Total point source K magnitude (kHallMag) (phot.mag;em.IR.K)
e_Ktot  mag Mean error on Ktot (kHallMagErr) (stat.error)
pKmag  mag Petrosian K magnitude (kPetroMag) (phot.mag;em.IR.K)
e_pKmag  mag Mean error on pKmag (kPetroMagErr) (stat.error;phot.mag)
Kdiam  pix RMS of axes of ellipse fit in K-band (kGausig) (phys.angSize;src)
Kell    K-band ellipticity (kEll) (src.ellipticity)
Kpa  deg [0,180] K-band position angle (kPA) (pos.posAng)
Kbad -1  K-band zero confidence pixels (kErrBits) (Note G3)   (meta.code)
Kcl-1  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   [0,8388607] flags (kppErrBits) (Note G4)   (meta.code.error)
Kdx  arcsec ξ offset to Y-band source (kXi) (pos;arith.diff)
Kdy  arcsec η offset to Y-band source (kEta) (pos;arith.diff)
  
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