VizieR

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VizieR

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I/329/urat1 URAT1 Catalog (Zacharias+ 2015)
URAT1 catalog (228276482 rows)
  -c=322.2150567 +70.4107358, eq=J2000, rs=2
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Note:

ColumnValue  Explain   (UCD)
_r0.000 arcsec Distance from center (322.2150567+70.4107358)[FK5/J2000], at Epoch of catalog (Epoch) (pos.angDistance)
_RAJ200021 28 51.648968 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+70 24 38.97402 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195021 28 12.525930 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+70 11 29.16348 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon107.441815498 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+13.908565924 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)

URAT1803-139231  (i) URAT1 recommended identifier (ZZZ-NNNNNN) (Note 13)   (meta.id;meta.main)
RAJ2000322.2150567 deg (i) Right ascension on ICRS, at "Epoch" (Note 1)   (pos.eq.ra;meta.main)
DEJ2000+70.4107358 deg (i) Declination on ICRS, at "Epoch" (Note 1)   (pos.eq.dec;meta.main)
sigs 11 mas Position error per coordinate, from scatter (Note 2)   (stat.error)
sigm 13 mas Position error per coordinate, from model (Note 2)   (stat.error)
Ns 6  (nst) Total number of sets the star is in (Note 3)   (meta.number)
Nu 6  (nsu) Number of sets used for mean position (Note 3)   (meta.number)
Epoch2013.271 yr (epoc) Mean URAT observation epoch (Note 1)   (time.epoch;obs;stat.mean)
f.mag17.281 mag (mmag) mean URAT model fit magnitude (Note 4)   (phot.mag;em.opt.R)
e_f.mag 0.032 mag (sigp) URAT photometry error (Note 5)   (stat.error)
Nm 6  (nsm) Number of sets used for URAT magnitude (Note 3)   (meta.number)
r0  (ref) largest reference star flag (Note 6)   (meta.code)
Nit 35  (nit) Total number of images (observations) (meta.number)
Niu 35  (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 -13.4 mas/yr (pmr) Proper motion RA*cosDec (from 2MASS) (Note 7)   (pos.pm;pos.eq.ra)
pmDE -24.5 mas/yr (pmd) Proper motion in Declination (Note 7)   (pos.pm;pos.eq.dec)
e_pm 6.0 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)
mfa11   [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 731103662  (id2) unique 2MASS star identification number (meta.id)
Jmag16.031 mag (i) (jmag) 2MASS J-band magnitude (phot.mag;em.IR.J)
e_Jmag 0.086 mag (ejmag) Error on Jmag (stat.error;phot.mag;em.IR.J)
q_Jmag25   [0,58] J-band quality-confusion flag (Note 10)   (meta.code.qual)
Hmag15.898 mag (i) (hmag) 2MASS H-band magnitude (phot.mag;em.IR.H)
e_Hmag 0.189 mag (ehmag) Error on H-band magnitude (Note 10)   (stat.error;phot.mag;em.IR.H)
q_Hmag27   [0,58] H-band quality-confusion flag (Note 10)   (meta.code.qual)
Kmag15.081 mag (i) (kmag) 2MASS Ks-band magnitude (phot.mag;em.IR.K)
e_Kmag 0.162 mag (ekmag) Error on Ks-band magnitude (Note 10)   (stat.error;phot.mag;em.IR.K)
q_Kmag27   [0,58] Ks-band quality-confusion flag (Note 10)   (meta.code.qual)
Nn 0  (ann) Number of APASS observation nights (Note 12)   (meta.number)
No 0  (ano) Number of APASS observations (Note 12)   (meta.number)
Bmag  mag (i) (abm) APASS B-band magnitude (Note 11)   (phot.mag;em.opt.B)
e_Bmag  mag (ebm) Error on Bmag (stat.error;phot.mag;em.opt.B)
Vmag  mag (i) (avm) APASS V-band magnitude (phot.mag;em.opt.V)
e_Vmag  mag (evm) Error on Vmag (stat.error;phot.mag;em.opt.V)
gmag  mag (agm) APASS g-band magnitude (phot.mag;em.opt.B)
e_gmag  mag (egm) Error on gmag (stat.error;phot.mag;em.opt.B)
rmag  mag (arm) APASS r-band magnitude (phot.mag;em.opt.R)
e_rmag  mag (erm) Error on rmag (stat.error;phot.mag;em.opt.R)
imag  mag (aim) APASS i-band magnitude (phot.mag;em.opt.I)
e_imag  mag (eim) Error on imag (stat.error;phot.mag;em.opt.I)
  
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