VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

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I/340/ucac5 UCAC5 Catalogue (Zacharias+ 2017)
Fifth U.S. Naval Observatory CCD Astrograph Catalog (original column names in green) (107758513 rows)
  -c=027.3745036 +12.5090433, eq=J2000, rs=2
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Note: UCAC5 document

ColumnValue  Explain   (UCD)
_r0.000 arcsec Distance from center (027.3745036+12.5090433)[FK5/J2000], at Epoch of catalog (EPucac) (pos.angDistance)
_RAJ200001 49 29.880848 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+12 30 32.55526 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195001 46 49.456503 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+12 15 39.86419 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon144.352008140 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-47.933339053 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)

ira027.3745036 deg (i) UCAC right ascension (J2000) at epoch "EPucac" on Gaia reference frame (ira) (pos.eq.ra;meta.main)
idc+12.5090433 deg (i) UCAC declination (J2000) at epoch "EPucac" on Gaia reference frame (idc) (pos.eq.dec;meta.main)
srcid2575211229034992128  Gaia source ID (srcid) (meta.id;meta.main)
rag 27.3745047 deg Gaia right ascension (ICRS) at epoch 2015.0 (rag) (Note 1)   (pos.eq.ra)
erg 5.2 mas rms uncertainty on RAgaia (erg) (Note 1)   (stat.error)
dcg 12.5090464 deg Gaia declination (ICRS) at epoch 2015.0 (dcg) (Note 1)   (pos.eq.dec)
edg 3.0 mas rms uncertainty on DEgaia (edg) (Note 1)   (stat.error)
flg2   [1/3] TGAS/NOMAD flag (flg) (Note 2)   (meta.code)
nu 3  Number of images used for mean position (nu) (meta.number)
epu2000.771 yr UCAC epoch (epu) (time.epoch)
pmur 0.3 mas/yr UCAC/Gaia proper motion in RA*cosDE (pmur) (pos.pm;pos.eq.ra)
pmer 2.0 mas/yr rms uncertainty on pmRA (pmer) (stat.error;pos.pm;pos.eq.ra)
pmud 0.8 mas/yr UCAC/Gaia proper motion in DE (pmud) (pos.pm;pos.eq.dec)
pmed 2.0 mas/yr rms uncertainty on pmDE (pmed) (stat.error;pos.pm;pos.eq.dec)
gmag16.031 mag Gaia G magnitude (gmag) (phot.mag;em.opt.R)
umag14.643 mag Means UCAC model magnitude (umag) (phot.mag;em.opt)
rmag 8.530 mag Photographic R magnitude from NOMAD (rmag) (phot.mag;em.opt.R)
jmag12.230 mag 2MASS J magnitude (jmag) (phot.mag;em.IR.J)
hmag11.630 mag 2MASS H magnitude (hmag) (phot.mag;em.IR.H)
kmag11.518 mag 2MASS K magnitude (kmag) (phot.mag;em.IR.K)
  
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