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

  
I/172
  International Reference Stars (IRS) (Corbin 1991)
ReadMe+ftp
Similar Catalogs
Post annotation 		img(gal)
1.I/172/irsInternational Reference Stars (IRS), parts 1 (more reliable) and 2 (less reliable) (36027 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. ((unassigned))
  p   [1,2] Catalog Part number: 1=more reliable, 2=stars with poor observational history ((unassigned);(unassigned))
  IRS  (i) [1/76865] IRS sequential number (Note)   ((unassigned))
  RAB1950 "h:m:s" (i) Hours RA, equinox=B1950, Epoch=B1950.0 ((unassigned);(unassigned))
  e_RAB1950 ms (n)Mean error in RA at original epoch ((unassigned);(unassigned))
  w_RAB1950  Sum of the weights in RA ((unassigned))
  DEB1950 "d:m:s" (i) Degrees Dec, equinox, epoch B1950.0 ((unassigned);(unassigned))
  e_DEB1950 10mas (n)Mean error in Dec at original epoch ((unassigned);(unassigned))
  w_DEB1950  Sum of the weights in DE ((unassigned))
  pmRA ms/yr RA proper motion, FK4 system ((unassigned);(unassigned))
  e_pmRA ms/yr (n)Mean error on pmRA ((unassigned);(unassigned);(unassigned))

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  pmDE mas/yr DE proper motion, FK4 system ((unassigned);(unassigned))
  e_pmDE mas/yr (n)Mean error on pmDE ((unassigned);(unassigned);(unassigned))
  EpRA yr Original epoch of RA (epoch of mean position) ((unassigned))
  EpDE yr Original epoch of DE (epoch of mean position) ((unassigned))
  o_RAB1950  Number of positions in RA ((unassigned))
  o_DEB1950  Number of positions in DE ((unassigned))
  Pmag mag [520/1000] Photographic magnitude ((unassigned);(unassigned))
  SpT (char) Spectral type ((unassigned))
  BD (char) Bonner Durchmusterung number I/122 ((unassigned))
  CD (char) Cordoba Durchmusterung number I/114 ((unassigned))
  CP (char) Cape Photographic Durchmusterung I/108 ((unassigned))
  AGK3 (char) AGK3 number I/61 ((unassigned))
  CPC2 (char) Second Cape Photograpic Catalog I/85 ((unassigned))

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  IRSJ (char) IRS number, IRS Jhhmmss.ssSddmmss.s (Note)   ((unassigned))
  RA2000 "h:m:s" Hours RA, Equinox=J2000, Epoch=J2000 (Note)   ((unassigned))
  pmRA2000 ms/yr Centennial RA proper motion, J2000.0 ((unassigned);(unassigned))
  EpRA-J2000 yr Original epoch - J2000.0 in RA ((unassigned);(unassigned))
  DE2000 "d:m:s" Degrees Dec, equinox, epoch J2000.0 ((unassigned))
  pmDE2000 mas/yr Centennial Dec proper motion, J2000.0 ((unassigned);(unassigned))
  EpDE-J2000 yr Original epoch - J2000.0 in DE ((unassigned);(unassigned))
  _RA.icrs "h:m:s" (n)(i) Right ascension (ICRS) at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) ((unassigned))
  _DE.icrs "d:m:s" (n)(i) Declination (ICRS) at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) ((unassigned))

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
Adapt form
 Display your selection only Reset to default columns
usage  Display UCD1+    UCD1  

The following problems were encountered in this VizieR run:
**** 
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**** Report from: stdb_pg,     Status: STDB_ERR 
****Postgres connect error
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**** Report from: stdb_pg_conn,     Status: STDB_ERR 
****Couldn't connect with server
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**** Report from: stdb_conn_dbms,     Status: STDB_ERR 
****No server is available for connection
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****db1_relink(0): connection was not opened
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****Bad db number: -1
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****db1_relink(0): connection was not opened
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****Bad db number: -1
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****db1_relink(0): connection was not opened
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****Bad db number: -1
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****db1_relink(0): connection was not opened
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****Bad db number: -1
****Bad db number: -1
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****Bad db number: -1
****db1_relink(0): connection was not opened
****db1_relink(-1): connection was not opened
****Bad db number: -1
****Bad db number: -1
****Bad db number: -1
****Bad db number: -1
****Bad db number: -1
****db1_relink(0): connection was not opened
****db1_relink(-1): connection was not opened
****Bad db number: -1
****Bad db number: -1
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****db1_relink(0): connection was not opened
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****Bad db number: -1
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****Bad db number: -1
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****db1_relink(0): connection was not opened
****db1_relink(-1): connection was not opened
****Bad db number: -1
****Bad db number: -1
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****db1_relink(0): connection was not opened
****db1_relink(-1): connection was not opened
****Bad db number: -1
****Bad db number: -1
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****db1_relink(0): connection was not opened
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****Bad db number: -1
****Bad db number: -1
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****db1_relink(0): connection was not opened
****db1_relink(-1): connection was not opened
****Bad db number: -1
****Bad db number: -1
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****db1_relink(0): connection was not opened
****db1_relink(-1): connection was not opened
****Bad db number: -1
****Bad db number: -1
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****Bad db number: -1
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****db1_relink(0): connection was not opened
****db1_relink(-1): connection was not opened
****Bad db number: -1
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****db1_relink(0): connection was not opened
****db1_relink(-1): connection was not opened
****Bad db number: -1
****Bad db number: -1
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****db1_relink(0): connection was not opened
****db1_relink(-1): connection was not opened
****Bad db number: -1
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****db1_relink(0): connection was not opened
****db1_relink(-1): connection was not opened
****Bad db number: -1
****Bad db number: -1
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****db1_relink(0): connection was not opened
****db1_relink(-1): connection was not opened
****Bad db number: -1
****Bad db number: -1
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****db1_relink(0): connection was not opened
****db1_relink(-1): connection was not opened
****Bad db number: -1
****Bad db number: -1
****Bad db number: -1
****Bad db number: -1
****Bad db number: -1
****db1_relink(0): connection was not opened
****db1_relink(-1): connection was not opened
****Bad db number: -1
****Bad db number: -1
****Bad db number: -1
****Bad db number: -1
****Bad db number: -1
****db1_relink(0): connection was not opened
****db1_relink(-1): connection was not opened
****Bad db number: -1
****Bad db number: -1
****Bad db number: -1
****Bad db number: -1
****Bad db number: -1
****db1_relink(0): connection was not opened
****db1_relink(-1): connection was not opened
****Bad db number: -1
****Bad db number: -1
****Bad db number: -1
****Bad db number: -1
****Bad db number: -1
If you can't find a solution, report to CDS and insert into your message the following details:

.errorfile=/tmp/VR3827023.err (2026-08-11T22:25:50)
-3
-source=I/172
-ref=VIZ6a7ba16e3a654f
elapse time 0
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