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VizieR

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II/281/2mass6x 2MASS 6X Point Source Working Database / Catalog (Cutri+ 2006)
2MASS-6X catalog (24023702 rows)
  2MASS===00403983+4040197
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ColumnValue  Explain   (UCD)
_RAJ200000 40 39.83640 "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+40 40 19.7508 "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)
_RAB195000 37 56.32028 "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+40 23 52.6116 "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)
_Glon120.72646851 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-22.15345453 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)

_MASS00403983+4040197  (i) Source designation (meta.id;meta.main)
RAJ2000010.165985 deg (i) Right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000+40.672153 deg (i) Declination (J2000) (pos.eq.dec;meta.main)
eeMaj 0.140 arcsec Semi-major axis of the error ellipse (phys.angSize.smajAxis;pos.errorEllipse)
eeMin 0.140 arcsec Semi-minor axis of the error ellipse (phys.angSize.sminAxis;pos.errorEllipse)
eerPA 0.000 deg Position angle of the error ellipse (pos.posAng;pos.errorEllipse)
Jmag17.053 mag (i) 2MASS J magnitude (1.25um) (phot.mag;em.IR.J)
e_Jmag 0.101 mag 1-σ total error on Jmag (stat.error;phot.mag;em.IR.J)
Hmag15.867 mag (i) 2MASS H magnitude (1.65um) (phot.mag;em.IR.H)
e_Hmag 0.095 mag 1-σ total error on Hmag (stat.error;phot.mag;em.IR.H)
Kmag15.402 mag (i) 2MASS Ks magnitude (2.17um) (phot.mag;em.IR.K)
e_Kmag 0.082 mag 1-σ total error on Ksmag (stat.error;phot.mag;em.IR.K)
QflgAAA   [ABCDEFUXZ] JHK Photometric quality flag (Note 1)   (meta.code.qual)
Rflg222  JHK Read flag (rd_flg) (Note 2)   (meta.code)
Xflg2   [0/2] Extended source contamination flag (Note 3)   (meta.code)
JD2451861.6349 d Julian Date of observation (time.epoch)
gcntr56348961  ID of the record Merged Point Source Information table (meta.id;meta.dataset)
GLON120.726455 deg Galactic longitude (pos.galactic.lon)
GLAT-22.153326 deg Galactic latitude (pos.galactic.lat)
Jsig 0.100 mag 1-σ default error on Jmag (stat.error;phot.mag;em.IR.J)
Hsig 0.095 mag 1-σ default error on Hmag (stat.error;phot.mag;em.IR.H)
Ksig 0.081 mag 1-σ default error on Ksmag (stat.error;phot.mag;em.IR.K)
Jsnr 10.87   J Band Signal/Noise (stat.snr)
Hsnr 11.27   H Band Signal/Noise (stat.snr)
Ksnr 13.35   Ks Band Signal/Noise (stat.snr)
Opt    Optical source designation (meta.id;spect.dopplerVeloc.opt;em.opt)
Dopt  arcsec Distance between 2MASS and optical source (pos.angDistance)
PAopt-32768 deg Position Angle between 2MASS and optical source (pos.posAng)
Bmag  mag B magnitude (phot.mag;em.opt.B)
Rmag  mag V or R magnitude (phot.mag;em.opt.R)
Nopt0   [0/6] Number of optical sources within 5arcsec (meta.number)
Bflg111  JHK Blend flag (bl_flg) (Note 4)   (meta.code)
Cflg000  JHK Contamination and confusion flag (cc_flg) (Note 5)   (meta.code)
Pflg0  Minor Planet flag (mp_flg) (Note 6)   (meta.code)
Ndet 60616  Frame detection statistics (Note 7)   (meta.code)
cat1  Catalog flag (1:catalog, 0:arch (meta.code.error;meta.table)
relA   [ABCDEF] Reliability flag (Note 8)   (meta.code.qual)
  
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