VizieR

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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===00404016+4040116
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ColumnValue  Explain   (UCD)
_RAJ200000 40 40.16136 "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 11.6076 "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 56.64469 "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 44.4725 "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)
_Glon120.72746595 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-22.15576058 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)

_MASS00404016+4040116  (i) Source designation (meta.id;meta.main)
RAJ2000010.167339 deg (i) Right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000+40.669891 deg (i) Declination (J2000) (pos.eq.dec;meta.main)
eeMaj 0.170 arcsec Semi-major axis of the error ellipse (phys.angSize.smajAxis;pos.errorEllipse)
eeMin 0.160 arcsec Semi-minor axis of the error ellipse (phys.angSize.sminAxis;pos.errorEllipse)
eerPA 44.000 deg Position angle of the error ellipse (pos.posAng;pos.errorEllipse)
Jmag17.785 mag (i) 2MASS J magnitude (1.25um) (phot.mag;em.IR.J)
e_Jmag  mag 1-σ total error on Jmag (stat.error;phot.mag;em.IR.J)
Hmag16.574 mag (i) 2MASS H magnitude (1.65um) (phot.mag;em.IR.H)
e_Hmag  mag 1-σ total error on Hmag (stat.error;phot.mag;em.IR.H)
Kmag15.928 mag (i) 2MASS Ks magnitude (2.17um) (phot.mag;em.IR.K)
e_Kmag 0.115 mag 1-σ total error on Ksmag (stat.error;phot.mag;em.IR.K)
QflgUUB   [ABCDEFUXZ] JHK Photometric quality flag (Note 1)   (meta.code.qual)
Rflg 2  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)
gcntr56348994  ID of the record Merged Point Source Information table (meta.id;meta.dataset)
GLON120.727453 deg Galactic longitude (pos.galactic.lon)
GLAT-22.155632 deg Galactic latitude (pos.galactic.lat)
Jsig  mag 1-σ default error on Jmag (stat.error;phot.mag;em.IR.J)
Hsig  mag 1-σ default error on Hmag (stat.error;phot.mag;em.IR.H)
Ksig 0.115 mag 1-σ default error on Ksmag (stat.error;phot.mag;em.IR.K)
Jsnr    J Band Signal/Noise (stat.snr)
Hsnr    H Band Signal/Noise (stat.snr)
Ksnr 8.23   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)
Bflg 1  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 36  Frame detection statistics (Note 7)   (meta.code)
cat1  Catalog flag (1:catalog, 0:arch (meta.code.error;meta.table)
relC   [ABCDEF] Reliability flag (Note 8)   (meta.code.qual)
  
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