VizieR

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

VizieR

  
J/ApJS/276/38
  The Radio Fundamental Catalog - RFC (Petrov+, 2025)
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2025ApJS..276...38P
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1.J/ApJS/276/38/table20List of VLBI absolute astronomy observing campaigns (73 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)
  Survey  Survey (Note 1)   (meta.note)
  Campaign (char) Campaign (Note 2)   (meta.id;obs)
  Network (char) Network (meta.id;instr.obsty)
  ID (char) Observation ID (meta.id;meta.main)
  Ref (char) References (Note 3)   (meta.ref)
  Freq-lo GHz (n) Frequency, low (em.freq)
  Freq-hi GHz (n) Frequency, high (em.freq)
  Dur h Duration, hours (time.duration)
  Num  Number of session (meta.number)
  Start (char) Start Date, YYYY.MM.DD (time.start)
  End (char) End Date, YYYY.MM.DD (time.end)
  Nobs  Number of sources, observed (meta.number)
  Ndet  Number of sources, detected (meta.number)
  Nunq  Number of sources, unique (Note 4)   (meta.number)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
Adapt form
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usage  Display UCD1+    UCD1  
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