VizieR

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

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

  
VII/203
  Las Campanas Redshift Survey (Shectman+ 1996)
ReadMe+ftp
1996ApJ...470..172S
Similar Catalogs
Post annotation 		img(gal)
1.VII/203/catalog(c)Redshift catalog (Table 3) (94959 rows)
2.VII/203/fields(c)LCRS spectroscopic fields (Table 2) (327 rows)
Help Xmatch is

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
   (ALL)Field (char) Field designation (obs.field)
  (1)p  Photometric catalog object number (meta.id)
  (1)mag mag Isophotal magnitude (phot.mag;em.opt)
  (1)Scan (char) Designation of drift scan used to obtain object photometry (meta.id;instr.setup)
  (1)mc mag Central magnitude (phot.mag)
  (1)RA1950 "h:m:s" (i) Right Ascension (1950.0) (pos.eq.ra;meta.main)
  (1)DE1950 "d:m:s" (i) Declination (1950.0) (pos.eq.dec;meta.main)
  (1)s (char) Spectroscopic fiber designation (Note 1)   (meta.id;pos.parallax.spect)
  (1)type (char) Spectrum type (1) (Note 2)   (src.class)
  (1)cz km/s (n) Heliocentric velocity (Note 1)   (spect.dopplerVeloc;pos.heliocentric)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)e_cz km/s (n) rms uncertainty on cz (stat.error)
  (1)sf  (n) Product of sampling fraction, apparent magnitude completeness, and central surface brightness completeness factors (1) (Note 3)   (stat.fit.param)
  (1)gsf  (n) Same as sf but sampling fraction is computed only in a 1000"-radius neighborhood of the galaxy (1) (Note 4)   (stat.fit.param)
  (1)cz55 km/s (n) Instrumental constraints prevent two object fibers from approaching closer than 55" on the sky (1) (Note 5)   (phys.veloc;pos.heliocentric)
  (1)LCRS (char) LCRS Name (derived from its 1950 position) (meta.id;meta.main)
  (1)Simbad (char) ask the Simbad data-base about this object (meta.ref.url)
   (ALL)_RA.icrs "h:m:s" (n)(i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
   (ALL)_DE.icrs "d:m:s" (n)(i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)
  (2)RA1 "h:m:s" (i) First boundary field right ascension (1950.0) (pos.eq.ra;meta.main)
  (2)RA2 "h:m:s" Second boundary field right ascension (1950.0) (pos.eq.ra)
  (2)DE1 "d:m:s" (i) First boundary field declination (1950.0) (pos.eq.dec;meta.main)
  (2)DE2 "d:m:s" Second boundary field declination (1950.0) (pos.eq.dec)
  (2)m1 mag Lower limit magnitude (Note 2)   (phot.mag)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)m2 mag Higher limit magnitude (Note 2)   (phot.mag)
  (2)mcen mag Faint central magnitude limit at m2 (Note 2)   (phot.mag)
  (2)Nfib  Designates whether data was obtained with the 50- or 112-object spectrograph system (meta.code)
  (2)Ngal  Number of galaxies, within the geometric and photometric limits of the field, which have redshifts. (meta.number)
  (2)f  Sampling fraction (Note 3)   (meta.note)
  (2)Night "Y:M:D" (n)Spectroscopic observations date (time.epoch;obs)
  (2)Frame  Spectroscopic exposure number (meta.number;pos.parallax.spect;obs.exposure)
  (2)plate (char) Spectroscopic plate designation (meta.id;pos.parallax.spect;instr.plate)

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