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J/A+A/618/A93/table1 Gaia DR2 open clusters in the Milky Way (Cantat-Gaudin+, 2018)
Summary of mean parameters for the OCs characterised in this study (1229 rows)
  recno=915
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ColumnValue  Explain   (UCD)
_RAJ200019 20 53.04 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+37 46 40.8 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195019 19 07.83 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+37 40 58.1 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon069.96435 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+10.90646 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)
915recno 915  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

ClusterNGC_6791  Cluster name (cluster) (meta.id.parent)
RAJ2000290.221 deg (i) [] Mean right ascension of members (J2000) (ra) (pos.eq.ra;meta.main)
DEJ2000+37.778 deg (i) Mean declination of members (J2000) (dec) (pos.eq.dec;meta.main)
GLON 69.964 deg Mean Galactic longitude of members (l) (pos.galactic.lon)
GLAT 10.906 deg Mean Galactic latitude of members (b) (pos.galactic.lat)
r50 0.068 deg Radius containing half the members (r50) (phys.angSize;src)
Nstars1654  Number of members (probability over 0.5) (nbstars) (meta.number)
pmRA -0.421 mas/yr Mean proper motion along RA of members (pmra) (pos.pm;pos.eq.ra)
s_pmRA 0.165 mas/yr Standard deviation of pmRA of members (sigpmra) (stat.stdev;pos.pm;pos.eq.ra)
e_pmRA 0.005 mas/yr Standard deviation of pmRA of members over square root of nbstars (uncertpmra) (stat.error;pos.pm;pos.eq.ra)
pmDE -2.269 mas/yr Mean proper motion along DE of members(pmdec) (pos.pm;pos.eq.dec)
s_pmDE 0.193 mas/yr Standard deviation of pmdec of members (sigpmdec) (stat.stdev)
e_pmDE 0.006 mas/yr Standard deviation of pmdec of members over square root of nbstars (uncertpmdec) (stat.error;pos.pm;pos.eq.dec)
plx 0.192 mas Mean parallax of members (par) (pos.parallax.trig)
s_plx 0.084 mas Standard deviation of parallax of members (sigpar) (stat.stdev;pos.parallax)
e_plx 0.002 mas Standard deviation of parallax of members over square root of nbstars (uncertpar) (stat.error;pos.parallax)
d05 4488.4 pc 5th percentile distance confidence interval (d05) (stat.error)
d16 4504.3 pc 16th percentile distance confidence interval (d16) (stat.error)
dmode 4530.8 pc Most likely distance (dmode) (pos.distance)
d84 4557.4 pc 84th percentile distance confidence interval (d84) (stat.error)
d95 4578.6 pc 95th percentile distance confidence interval (d95) (stat.error)
dmode+013117.7 pc Distance if +0.1mas added to parallax (dmodePLUS01) (pos.distance)
dmode-01 8287.1 pc Distance if -0.1mas added to parallax null if mean parallax under 0.1mas (dmodeMINUS01) (pos.distance)
X 1524.3 pc X coordinate in Galactic coordinates (X) (pos.cartesian.x;pos.galactic)
Y 4179.8 pc Y coordinate in Galactic coordinates (Y) (pos.cartesian.y;pos.galactic)
Z 857.3 pc Z coordinate in Galactic coordinates (Z) (pos.cartesian.z;pos.galactic)
Rgc 7995.3 pc Distance from Galactic centre assuming the Sun is at 8340pc (Rgc) (pos.distance)

SimbadNameNGC 6791  Designation understandable by the Simbad data-base (meta.id)
  
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