VizieR

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VizieR

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

  
J/ApJS/98/595
  OB associations in M31 (Hill+ 1995)
ReadMe+ftp
1995ApJS...98..595H
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/98/595/table2(c)Positions of M31 associations and numbers of stars observed by UIT (63 rows)
2.J/ApJS/98/595/table3Extinction and ultraviolet surface photometry of M31 associations (63 rows)
3.J/ApJS/98/595/table4Source identifications, positions and magnitudes (611 rows)

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. ((unassigned);phys.veloc.orbital;arith.diff;phys.veloc)
   (ALL)vdB  (i) van den Bergh association observed by UIT ((unassigned);phys.veloc.orbital;arith.diff;spect.line.veloc;arith)
  (1)RAJ2000 "h:m:s" Right Ascension, equinox J2000 ((unassigned);(unassigned);(unassigned);(unassigned);arith)
  (1)DEJ2000 "d:m:s" Declination, equinox J2000 ((unassigned);(unassigned);(unassigned);(unassigned);arith)
  (1)N(NUV)  No. of stars observed in near-UV (2490 A) ((unassigned);(unassigned);(unassigned);src.var)
  (1)N(FUV)  No. of stars observed in far-UV (1520 A) ((unassigned);phys.veloc.orbital;arith.diff;src.var)
  (2)E(B-V)  (n) []? Value of E(B-V) within M31 (Note)   ((unassigned);phys.veloc.orbital;arith.diff;pos.lsr)
  (2)Z249  (n) []? Normalized extinction Z249 = A249/E(B-V) ((unassigned);phys.veloc.orbital;arith.diff;phys.dust)
  (2)Z152  (n) []? Normalized extinction Z152 = A152/E(B-V) ((unassigned);(unassigned);(unassigned);phys.dust)
  (2)l_f249 (char) [>=] f249 limiting characters, '>=' ((unassigned);phys.veloc.orbital;arith.diff;pos.galactic.lon)
  (2)f249  Near-UV total flux above the sky (Note)   ((unassigned);(unassigned);(unassigned);meta.abstract;(unassigned);(unassigned))

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)e_f249  (n) []? fractional error in f249 (Note)   ((unassigned);phys.veloc.orbital;arith.diff;time.age;meta.main)
  (2)l_f152 (char) [>=] f152 limiting characters, '>=' ((unassigned);phys.veloc.orbital;arith.diff;pos.galactic.lon)
  (2)f152  Far-UV total flux above the sky (Note)   ((unassigned);(unassigned);(unassigned);meta.abstract;(unassigned);(unassigned))
  (2)e_f152  (n) []? Fractional error in f152 (Note)   ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  (2)m152-m249 mag (n) []? m152-m249 = -2.5xlogf152/f249 ((unassigned);(unassigned);(unassigned);pos.healpix;(unassigned);(unassigned);(unassigned))
  (2)T249  (n) []? Fraction of f249 by nonforeground stars (Note)   ((unassigned);(unassigned);(unassigned);stat.error;meta.main)
  (2)T152  (n) []? Fraction of f152 by nonforeground stars (Note)   ((unassigned);(unassigned);(unassigned);stat.error;meta.main)
  (3)n_vdB (char) Always '-', separating assoc. and seq. nos. ((unassigned);(unassigned);(unassigned);phys.veloc.orbital)
  (3)Seq  Sequential number of star within association ((unassigned);phys.veloc.orbital;arith.diff;spect.line.veloc)
  (3)Xpos arcsec X offset E of N of fiducial pos. in Table 2 ((unassigned);(unassigned);(unassigned);meta.code.error;meta.main)
  (3)Ypos arcsec Y offset E of N of fiducial pos. in Table 2 ((unassigned);phys.veloc.orbital;arith.diff;meta.code.error;meta.main)
  (3)m249 mag Near-UV magnitude ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (3)m152 mag (n) []? Far-UV magnitude ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (3)Umag mag (n) []? U magnitude ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (3)Bmag mag (n) []? B magnitude ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (3)Rmag mag (n) []? R magnitude ((unassigned);phys.veloc.orbital;arith.diff;stat.filling;(unassigned);(unassigned))
  (3)ID (char) Alternate identification (Note)   ((unassigned);(unassigned);(unassigned);spect.line.veloc)

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

The following problems were encountered in this VizieR run:
****Error execute query: UPDATE METAstat set nother=nother+1, tother=846495657 Where phase=3 and catid=20980595
**** 
**** --POSTGRES MSG db=0
**** Report from: stdb_pg,     Status: STDB_ERR 
****ERROR:  invalid page in block 0 of relation base/16403/6104 
****ERROR:  invalid page in block 0 of relation base/16403/6104 
****Error execute query: UPDATE METAstat set nother=nother+1, tother=846495657 Where phase=3 and catid=20980595
**** 
**** --POSTGRES MSG db=0
**** Report from: stdb_pg,     Status: STDB_ERR 
****ERROR:  invalid page in block 0 of relation base/16403/6104 
****ERROR:  invalid page in block 0 of relation base/16403/6104
If you can't find a solution, report to CDS and insert into your message the following details:

.errorfile=/tmp/VR1096079.err (2026-10-28T09:40:57)
-3
-source=J/ApJS/98/595
-ref=VIZ6ae1c32910b98f
elapse time 0