VizieR

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NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  
J/ApJS/242/5
  40yr of geodetic/astrometric VLBI obs. of ICRF sources (Xu+, 2019)
ReadMe+ftp
2019ApJS..242....5X
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/242/5/table2Closure amplitude rms (CARMS) and closure phase rms (CPRMS) values for 3417 ICRF3 sources (3417 rows)

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
ShowSortColumn  Constraint Explain   (UCD)
  recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  IERS (char) IERS designation (HHMM+DDd; B1950) (meta.id;meta.main)
  CARMS-N   [0/1.4] CARMS value from natural weighting scheme (src.var.amplitude;stat.value)
  CARMS-B   [0/1.7] CARMS value from basic-noise weighting scheme (src.var.amplitude;stat.value)
  CARMS-U   [0/1.7] CARMS value from uniform weighting scheme (src.var.amplitude;stat.value)
  Namp   [0/2909197] Number of closure amplitudes (meta.number)
  CPRMS-N deg [0/94] CPRMS value from natural weighting scheme (stat.value)
  CPRMS-B deg [0/95.2] CPRMS value from basic-noise weighting scheme (stat.value)
  CPRMS-U deg [0/93] CPRMS value from uniform weighting scheme (stat.value)
  Npha   [0/610681] Number of closure phases (meta.number)
  Nses   [1/4655] Number of sessions (Note 1)   (meta.number)
  Nobs   [12/439113] Number of observations (Note 1)   (meta.number)
  F-ICRF2 (char) Category flag in ICRF2 catalog (Note 2)   (meta.id)
  F-ICRF3 (char) Category flag in ICRF3 catalog (Note 2)   (meta.id)
  ICRF2  (n)Display data from the ICRF2 catalog (I/323) (meta.ref.url)
  SimbadName (char) Designation understandable by the Simbad data-base (meta.id)
  _RA deg (i) Positions from: http://iers.obspm.fr/icrs-pc/newwww/icrf/icrf3sx.txt (right ascension part) (pos.eq.ra;meta.main)
  _DE deg (i) Positions from: http://iers.obspm.fr/icrs-pc/newwww/icrf/icrf3sx.txt (declination part) (pos.eq.dec;meta.main)

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