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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/ApJ/525/127
  RGB sample of BL Lacertae objects (Laurent-Muehleisen+, 1999)
ReadMe+ftp
1999ApJ...525..127L
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/525/127/table2RGB BL Lac Source Properties (127 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.
  Name (char) Object ROSAT-Green Bank Survey name
  f_Name (char) [bc ] Flag on Name (Note 1)   
  Sample (char) [S] Indicates part of the sample but not a definitive BL Lac object
  OName (char) Other name
  RAJ2000 "h:m:s" Right ascension (J2000)
  DEJ2000 "d:m:s" Declination (J2000)
  l_SCore (char) Limit on SCore
  SCore mJy 5Ghz radio flux of the core
  XFlux 10-12mW/m2X-ray flux in the ROSAT 0.1-2.4 keV band (in units of 10–12 ergs/cm2/s)
  Omag mag Optical magnitude from the Palomar Observatory Sky Survey I

ALL cols		    
 (i)indexed column
  f_Omag (char) [ad] Flag on the optical magnitudes (Note 2)   
  Sp-Index  (n) X-ray spectral energy index
  l_Sp-Index (char) Limit on Sp-Index
  Sp-IndexRO  Radio - Optical spectral index
  Sp-IndexXO  Optical - X-ray spectral index
  l_z (char) Limit on z
  z  (n) Redshift
  n_z (char) [ef] Notes on z (Note 3)   
  u_z (char) [?] Indicates an uncertain redshift measurement
  r_Name (char) Reference numbers to the data in table (see refs.dat)

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