VizieR

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

VizieR

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J/MNRAS/504/356/table12 Updated parameters of 1743 open clusters (Dias+, 2021)
Results of mean astrometric parameters obtained using the Gaia DR2 stellar proper motion and parallaxes (table 1) and fundamental parameters obtained from the isochrone fits (table2) (1743 rows)
  recno=765
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ColumnValue  Explain   (UCD)
_RAJ200003 46 35.161 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+24 05 55.31 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195003 43 36.579 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+23 56 41.19 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon166.507777 deg Galactic longitude at Epoch=J2015.5, proper motions taken into account (pos.galactic.lon)
_Glat-23.598086 deg Galactic latitude at Epoch=J2015.5, proper motions taken into account (pos.galactic.lat)
765recno 765  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

ClusterMelotte_22  Cluster name (meta.id;meta.main)
RA_ICRS056.6466 deg (i) Cluster center right ascension (ICRS) at Ep=2015.5 (pos.eq.ra;meta.main)
DE_ICRS+24.0985 deg (i) Cluster center declination (ICRS) at Ep=2015.5 (pos.eq.dec;meta.main)
r50 1.281 deg Radius in which half of the identified members are located (phys.size.radius)
N 847  Number of cluster stars (meta.number)
pmRA 19.954 mas/yr Cluster proper motion along RA, pmRA*cosDE (pos.pm;pos.eq.ra)
e_pmRA 1.107 mas/yr rms uncertainty on pmRA (stat.error;pos.pm;pos.eq.ra)
pmDE-45.511 mas/yr Cluster proper motion along DE (pos.pm;pos.eq.dec)
e_pmDE 1.179 mas/yr rms uncertainty on pmDE (stat.error;pos.pm;pos.eq.dec)
Plx 7.352 mas Cluster mean parallax (pos.parallax;stat.mean)
e_Plx 0.181 mas rms uncertainty on plx (stat.error;pos.parallax)
RV 5.792 km/s Cluster mean radial velocity (phys.veloc;pos.heliocentric)
e_RV 1.109 km/s rms uncertainty on pm RV (stat.error)
NRV200   Number of RV measurements (meta.number)
Dist 135 pc Cluster distance (pos.distance)
e_Dist 1 pc rms uncertainty on Dist (stat.error)
logage 8.116 [yr] Age (time.age)
e_logage 0.108 [yr] rms uncertainty on logage (stat.error;time.age)
[Fe/H] 0.032 [-] Metallicity (phys.abund.Z)
e_[Fe/H] 0.029 [-] rms uncertainty on [Fe/H] (stat.error;phys.abund.Fe)
Av 0.168 mag Absorption in V band (phot.mag)
e_Av 0.025 mag rms uncertainty on Av (stat.error)
FileNameclusters1/Melotte_22.dat  Name of the table with stars data (meta.id)

SimbadNameCl Melotte 22  Designation understandable by the Simbad data-base (meta.id)
_RA.icrs056.6465 deg (i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
_DE.icrs+24.0987 deg (i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)
  
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