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VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:
Target dimension:
NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  
J/ApJS/130/237
  LCRS loose groups of galaxies (Tucker+, 2000)
Post annotation
img(gal)
1.J/ApJS/130/237/table1(c)LCRS Groups Catalogue (1495 rows)
2.J/ApJS/130/237/table3(c)LCRS Group Members (7621 rows)
3.J/ApJS/130/237/table7(c)LCRS Group-Abell Cluster Matches (54 rows)
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Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (1)CAbell  Group's Abell counts estimate (Note 4)   (meta.number)
  (1)CTime  The crossing time as a fraction of the Hubble time (H0), in H0–1 (time.crossing)
  (1+2)DEB1950 "d:m:s" (i) Group barycenter Declination (1950) (pos.eq.dec;meta.main)
   (ALL)_DE.icrs "d:m:s" (n)(i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)
  (1)e_CAbell  Estimated rms error in CAbell (Note 5)   (stat.error)
  (1)e_CTime  The estimated rms error CTime as a fraction of the Hubble time (H0), in H0–1 (stat.error)
  (1)e_LOS km/s Formal standard error in LOS (stat.error)
  (1)e_M/L Sun The estimated rms error in M/L, in h.solMass/solLum (Note 3)   (stat.error)
  (1)e_MVir solMass The estimated rms error in MVir, in solMass/h (Note 3)   (stat.error)
  (1)e_RadH Mpc Estimated rms error in RadH, in Mpc/h (Note 3)   (stat.error)
  (1)e_RadP Mpc Estimated rms error in RadP, in Mpc/h (Note 3)   (stat.error)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)e_RLum solLum The estimated rms error RLum, solLum/h2 (Note 3)   (stat.error)
  (1)f_Group (char) [*] Flag indicates group is a member of the clean sample (meta.code)
   (ALL)Group  Group identification (meta.id)
  (1)GType  The type of group (Note 6)   (meta.code)
  (1+2)LOS km/s Group line-of-sight velocity dispersion (phys.veloc.dispersion)
  (1)LRat  Ratio by which the sum of the luminosities of NLCRS must be multiplied to obtain an estimate of the RLum. (phys.luminosity;arith.ratio)
  (1)M/L Sun Group mass-to-light ratio in LCRS R-band, in h.solMass/solLum (Note 3)   (phys.composition.massLightRatio)
  (1)MVir solMass Group's virial mass, in solMass/h (Note 3)   (phys.mass)
  (1)NLCRS  Observed number of LCRS galaxies comprising the group (Note 2)   (meta.number)
  (1+2)RAB1950 "h:m:s" (i) Group barycenter Right Ascension (B1950) (pos.eq.ra;meta.main)
  (1)RadH Mpc The harmonic radius, in Mpc/h (Note 3)   (phys.size.radius)
  (1)RadP Mpc The mean pairwise separation, in Mpc/h (Note 3)   (pos.distance;phys.size;stat.mean)
   (ALL)_RA.icrs "h:m:s" (n)(i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  (1)RLum solLum Total group LCRS R-band luminosity, in solLum/h2 (Note 3)   (phys.luminosity)
  (1)RNotes (char) Applicable table notes (Note 7)   (meta.code)
   (ALL)SubG (char) [a-f] Group subdivision (Note G1)   (meta.id.part;meta.main)
   (ALL)z  Group redshift (Note 1)   (src.redshift)
  (2)Cenmag mag The 2-pixel-radius central magnitude (Note 1)   (phot.mag)
  (2)HVel km/s Heliocentric velocity (spect.dopplerVeloc;pos.heliocentric)
  (2)MemID  Group member identification number (meta.id.part;meta.main)
  (2)Rmag mag Isophotal R-band magnitude (phot.mag;em.opt.R)
  (2)Type (char) Type of spectrum (Note 2)   (meta.note)
  (3)Abell (char) Name of the Abell cluster match to the group (meta.id.cross)
  (3)CA  Abell cluster's Abell counts, as measured by ACO (meta.number)
  (3)Cgrp  Estimate of the group Abell richness (src.class.richness;pos.lg)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (3)DA  (n) Abell cluster's distance class (src.class.distance)
  (3)DE1950 "d:m:s" (i) Group declination (1950.0) (pos.eq.dec;meta.main)
  (3)DEA "d:m:s" Abell cluster's declination (1950.0) (pos.eq.dec)
  (3)e_Cgrp  rms uncertainty on Cgrp (stat.error)
  (3)n_Group (char) [a] Note on Group (Note 1)   (meta.note)
  (3)Nobs  Observed number of galaxies from the LCRS official spectroscopic sample that lie within the group (meta.number)
  (3)RA  (n) Abell cluster's richness class (src.class.richness)
  (3)RA1950 "h:m:s" (i) Group right ascension (1950.0) (pos.eq.ra;meta.main)
  (3)RAA "h:m:s" Abell cluster's right ascension (1950.0) (pos.eq.ra)
  (3)r_zA (char) Reference for Abell cluster's redshift (Note 2)   (meta.ref;pos.frame)
  (3)Sep arcmin Angular separation between the measured group center and the Abell cluster center as reported by ACO (Note 3)   (pos.angDistance)
  (3)zA  (n) Abell cluster's redshift (phys.veloc;pos.heliocentric)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
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