VizieR

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VizieR

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I/329/urat1 URAT1 Catalog (Zacharias+ 2015)
URAT1 catalog (228276482 rows)
  -c=312.1285744 -08.3468083, eq=J2000, rs=2
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Note:

ColumnValue  Explain   (UCD)
_r0.000 arcsec Distance from center (312.1285744-08.3468083)[FK5/J2000], at Epoch of catalog (Epoch) (pos.angDistance)
_RAJ200020 48 30.864629 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-08 20 48.28650 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195020 45 49.718685 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-08 31 55.48510 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon038.975658960 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-29.782533787 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)

URAT1409-417262  (i) URAT1 recommended identifier (ZZZ-NNNNNN) (Note 13)   (meta.id;meta.main)
RAJ2000312.1285744 deg (i) Right ascension on ICRS, at "Epoch" (Note 1)   (pos.eq.ra;meta.main)
DEJ2000-08.3468083 deg (i) Declination on ICRS, at "Epoch" (Note 1)   (pos.eq.dec;meta.main)
sigs 13 mas Position error per coordinate, from scatter (Note 2)   (stat.error)
sigm 14 mas Position error per coordinate, from model (Note 2)   (stat.error)
Ns 2  (nst) Total number of sets the star is in (Note 3)   (meta.number)
Nu 2  (nsu) Number of sets used for mean position (Note 3)   (meta.number)
Epoch2013.961 yr (epoc) Mean URAT observation epoch (Note 1)   (time.epoch;obs;stat.mean)
f.mag13.087 mag (mmag) mean URAT model fit magnitude (Note 4)   (phot.mag;em.opt.R)
e_f.mag 0.011 mag (sigp) URAT photometry error (Note 5)   (stat.error)
Nm 2  (nsm) Number of sets used for URAT magnitude (Note 3)   (meta.number)
r1  (ref) largest reference star flag (Note 6)   (meta.code)
Nit 8  (nit) Total number of images (observations) (meta.number)
Niu 8  (niu) Number of images used for mean position (meta.number)
Ngt 0  (ngt) Total number of 1st order grating observations (meta.number)
Ngu 0  (ngu) Number of 1st order grating positions used (meta.number)
pmRA -7.2 mas/yr (pmr) Proper motion RA*cosDec (from 2MASS) (Note 7)   (pos.pm;pos.eq.ra)
pmDE -16.0 mas/yr (pmd) Proper motion in Declination (Note 7)   (pos.pm;pos.eq.dec)
e_pm 5.4 mas/yr (pme) Proper motion error per coordinate (Note 8)   (stat.error)
mf2 1   [1/11] Match flag URAT with 2MASS (Note 9)   (meta.code)
mfa 1   [1/11] Match flag URAT with APASS (Note 9)   (meta.code)
G    [-] "-" if there is no match with GSC2.4 (Note 14)   (meta.code)
2Mkey 134504347  (id2) unique 2MASS star identification number (meta.id)
Jmag12.007 mag (i) (jmag) 2MASS J-band magnitude (phot.mag;em.IR.J)
e_Jmag 0.027 mag (ejmag) Error on Jmag (stat.error;phot.mag;em.IR.J)
q_Jmag05   [0,58] J-band quality-confusion flag (Note 10)   (meta.code.qual)
Hmag11.705 mag (i) (hmag) 2MASS H-band magnitude (phot.mag;em.IR.H)
e_Hmag 0.024 mag (ehmag) Error on H-band magnitude (Note 10)   (stat.error;phot.mag;em.IR.H)
q_Hmag05   [0,58] H-band quality-confusion flag (Note 10)   (meta.code.qual)
Kmag11.609 mag (i) (kmag) 2MASS Ks-band magnitude (phot.mag;em.IR.K)
e_Kmag 0.023 mag (ekmag) Error on Ks-band magnitude (Note 10)   (stat.error;phot.mag;em.IR.K)
q_Kmag05   [0,58] Ks-band quality-confusion flag (Note 10)   (meta.code.qual)
Nn 4  (ann) Number of APASS observation nights (Note 12)   (meta.number)
No 20  (ano) Number of APASS observations (Note 12)   (meta.number)
Bmag14.096 mag (i) (abm) APASS B-band magnitude (Note 11)   (phot.mag;em.opt.B)
e_Bmag 0.022 mag (ebm) Error on Bmag (stat.error;phot.mag;em.opt.B)
Vmag13.325 mag (i) (avm) APASS V-band magnitude (phot.mag;em.opt.V)
e_Vmag 0.048 mag (evm) Error on Vmag (stat.error;phot.mag;em.opt.V)
gmag13.655 mag (agm) APASS g-band magnitude (phot.mag;em.opt.B)
e_gmag 0.006 mag (egm) Error on gmag (stat.error;phot.mag;em.opt.B)
rmag13.114 mag (arm) APASS r-band magnitude (phot.mag;em.opt.R)
e_rmag 0.060 mag (erm) Error on rmag (stat.error;phot.mag;em.opt.R)
imag12.834 mag (aim) APASS i-band magnitude (phot.mag;em.opt.I)
e_imag 0.087 mag (eim) Error on imag (stat.error;phot.mag;em.opt.I)
  
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