VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN 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=5150111
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200018 55 06.371424 "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)
_DEJ2000-22 43 01.95960 "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)
_RAB195018 52 05.330213 "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)
_DEB1950-22 46 54.19770 "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)
_Glon012.861992930 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-10.908002889 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)
5150111recno 5150111  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

ClusterNGC 6717  Cluster (meta.id.parent)
Seq 1916  Sequential number, within the cluster (meta.record)
Xpos2931.184 pix X position (pos.cartesian.x;instr.det)
Ypos1824.878 pix Y position (pos.cartesian.y;instr.det)
Vmag 27.182 mag V magnitude (Vega) (phot.mag;em.opt.V)
e_Vmag 0.2072 mag rms uncertainty on Vmag (Note 1)   (stat.error;phot.mag;em.opt.V)
V-I 0.990 mag V-I colour index (V-I) (phot.color;em.opt.V;em.opt.I)
e_V-I 0.2425 mag rms uncertainty on V-I (Note 1)   (stat.error;phot.color;em.opt.V)
Imag 26.192 mag I magnitude (Vega) (phot.mag;em.opt.I)
e_Imag 0.1260 mag rms uncertainty on Imag (Note 1)   (stat.error;phot.mag;em.opt.I)
Vground27.474 mag Ground V magnitude (phot.mag;em.opt.V)
Iground26.160 mag Ground I magnitude (phot.mag;em.opt.I)
o_Vmag 1  Number of observations in Vmag (meta.number)
o_Imag 2  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 0.023  RMS of x positions (Note 2)   (stat.error)
ysig 0.359  RMS of y positions (Note 2)   (stat.error)
othv 9.900  fraction of F606W light from other stars (phys.composition.massLightRatio)
othi 2.373  fraction of F814W light from other stars (phys.composition.massLightRatio)
qfitV 0.971  quality of the V fit (smaller is better) (meta.code.qual)
qfitI 1.170  quality of the I fit (smaller is better) (meta.code.qual)
RAJ2000283.7765476 deg (i) Rigth ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000-22.7172110 deg (i) Declination (J2000) (pos.eq.dec;meta.main)
  
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