VizieR

CfA VizieR . ADAC VizieR . CADC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . Beijing (Ch) VizieR .

VizieR

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J/AJ/133/1658/acssggc ACS survey of galactic globular clusters (Sarajedini+, 2007)
Catalog for the 65 clusters (6332017 rows)
  recno=2813238
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ColumnValue  Explain   (UCD)
_RAJ200016 23 41.448000 "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)
_DEJ2000-26 32 41.99928 "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)
_RAB195016 20 37.359987 "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)
_DEB1950-26 25 47.01924 "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)
_Glon350.974360801 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+15.942054159 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)
2813238recno 2813238  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

ClusterNGC 6121  Cluster (meta.id.parent)
Seq 418  Sequential number, within the cluster (meta.record)
Xpos1365.324 pix X position (pos.cartesian.x;instr.det)
Ypos1584.874 pix Y position (pos.cartesian.y;instr.det)
Vmag 20.374 mag V magnitude (Vega) (phot.mag;em.opt.V)
e_Vmag 0.0150 mag rms uncertainty on Vmag (Note 1)   (stat.error;phot.mag;em.opt.V)
V-I 1.389 mag V-I colour index (V-I) (phot.color;em.opt.V;em.opt.I)
e_V-I 0.0170 mag rms uncertainty on V-I (Note 1)   (stat.error;phot.color;em.opt.V)
Imag 18.985 mag I magnitude (Vega) (phot.mag;em.opt.I)
e_Imag 0.0080 mag rms uncertainty on Imag (Note 1)   (stat.error;phot.mag;em.opt.I)
Vground20.775 mag Ground V magnitude (phot.mag;em.opt.V)
Iground18.968 mag Ground I magnitude (phot.mag;em.opt.I)
o_Vmag 4  Number of observations in Vmag (meta.number)
o_Imag 4  Number of observations in Imag (meta.number)
wV1   [1/4] where did the V mag come from (1=deep unsat, 2=short unsat) (meta.code)
wI1   [1/4] where did the I mag come from (3=short sat, 4=deep sat) (meta.code)
xsig 0.010  RMS of x positions (Note 2)   (stat.error)
ysig 0.002  RMS of y positions (Note 2)   (stat.error)
othv 0.000  fraction of F606W light from other stars (phys.composition.massLightRatio)
othi 0.000  fraction of F814W light from other stars (phys.composition.massLightRatio)
qfitV 0.060  quality of the V fit (smaller is better) (meta.code.qual)
qfitI 0.039  quality of the I fit (smaller is better) (meta.code.qual)
RAJ2000245.9227000 deg (i) Rigth ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000-26.5449998 deg (i) Declination (J2000) (pos.eq.dec;meta.main)
  
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