VizieR

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VizieR

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I/329/urat1 URAT1 Catalog (Zacharias+ 2015)
URAT1 catalog (228276482 rows)
  -c=305.0613383 +16.7125342, eq=J2000, rs=2
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Note:

ColumnValue  Explain   (UCD)
_r0.000 arcsec Distance from center (305.0613383+16.7125342)[FK5/J2000], at Epoch of catalog (Epoch) (pos.angDistance)
_RAJ200020 20 14.721567 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+16 42 45.16492 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195020 17 57.337900 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+16 33 13.68598 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon058.326603883 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-11.009261834 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)

URAT1534-550063  (i) URAT1 recommended identifier (ZZZ-NNNNNN) (Note 13)   (meta.id;meta.main)
RAJ2000305.0613383 deg (i) Right ascension on ICRS, at "Epoch" (Note 1)   (pos.eq.ra;meta.main)
DEJ2000+16.7125342 deg (i) Declination on ICRS, at "Epoch" (Note 1)   (pos.eq.dec;meta.main)
sigs 7 mas Position error per coordinate, from scatter (Note 2)   (stat.error)
sigm 7 mas Position error per coordinate, from model (Note 2)   (stat.error)
Ns 8  (nst) Total number of sets the star is in (Note 3)   (meta.number)
Nu 8  (nsu) Number of sets used for mean position (Note 3)   (meta.number)
Epoch2013.483 yr (epoc) Mean URAT observation epoch (Note 1)   (time.epoch;obs;stat.mean)
f.mag14.910 mag (mmag) mean URAT model fit magnitude (Note 4)   (phot.mag;em.opt.R)
e_f.mag 0.013 mag (sigp) URAT photometry error (Note 5)   (stat.error)
Nm 8  (nsm) Number of sets used for URAT magnitude (Note 3)   (meta.number)
r1  (ref) largest reference star flag (Note 6)   (meta.code)
Nit 34  (nit) Total number of images (observations) (meta.number)
Niu 34  (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 -0.4 mas/yr (pmr) Proper motion RA*cosDec (from 2MASS) (Note 7)   (pos.pm;pos.eq.ra)
pmDE -3.1 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 323348944  (id2) unique 2MASS star identification number (meta.id)
Jmag13.309 mag (i) (jmag) 2MASS J-band magnitude (phot.mag;em.IR.J)
e_Jmag 0.022 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)
Hmag12.603 mag (i) (hmag) 2MASS H-band magnitude (phot.mag;em.IR.H)
e_Hmag 0.029 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)
Kmag12.454 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 1  (ann) Number of APASS observation nights (Note 12)   (meta.number)
No 5  (ano) Number of APASS observations (Note 12)   (meta.number)
Bmag17.011 mag (i) (abm) APASS B-band magnitude (Note 11)   (phot.mag;em.opt.B)
e_Bmag 0.105 mag (ebm) Error on Bmag (stat.error;phot.mag;em.opt.B)
Vmag15.602 mag (i) (avm) APASS V-band magnitude (phot.mag;em.opt.V)
e_Vmag 0.001 mag (evm) Error on Vmag (stat.error;phot.mag;em.opt.V)
gmag16.153 mag (agm) APASS g-band magnitude (phot.mag;em.opt.B)
e_gmag 0.001 mag (egm) Error on gmag (stat.error;phot.mag;em.opt.B)
rmag15.274 mag (arm) APASS r-band magnitude (phot.mag;em.opt.R)
e_rmag 0.001 mag (erm) Error on rmag (stat.error;phot.mag;em.opt.R)
imag14.681 mag (aim) APASS i-band magnitude (phot.mag;em.opt.I)
e_imag 0.001 mag (eim) Error on imag (stat.error;phot.mag;em.opt.I)
  
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