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/121/473
  A diagnostic diagram for Seyfert 2 Galaxies (Bassani+, 1999)
ReadMe+ftp
1999ApJS..121..473B
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/121/473/table1(c)Catalog of Seyfert 2 Galaxies (73 rows)
2.J/ApJS/121/473/table2Seyfert 2 spectral parameters (73 rows)
3.J/ApJS/121/473/refsReferences for table1.dat and table2.dat (98 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.
   (1+2)Name (char) (i) Seyfert galaxy name
  (1)RAJ2000 "h:m:s" Right Ascension (J2000)
  (1)DEJ2000 "d:m:s" Declination (J2000)
  (1)z  Redshift
  (1)Class (char) Seyfert classification: S=Seyfert, L=Liner, SB=Starburst
  (1)r_z (char) Reference for z and Class in refs.dat
  (1+2)ColD 10+20cm-2Galactic H I column density
  (1)l_Rat (char) Limit on Rat
  (1)Rat  (n) Ratio of Hα to H[beta
 
  (1)r_ColD (char) References for ColD and Rat in refs.dat

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)l_OIII (char) Limit on OIII
  (1)OIII 10-11mW/m2(n) Corrected [O III] flux
  (1)e_OIII 10-11mW/m2(n) uncertainty on the [O III] flux
  (1)n_OIII (char) Remark on OIII (Note 1)   
  (1)r_OIII (char) References for OIII in refs.dat
  (2)n_Name (char) [ehg] Name flag (Note 1)   
  (2)Gamma  The photon index
  (2)E_Gamma  (n) upper limit on Gamma
  (2)e_Gamma  (n) lower limit on Gamma
  (2)n_Gamma (char) [fj] note on Gamma: f = Fixed photon index, j = Parameter is pegged at the higher limit
  (2)l_ColD (char) Lower limit on ColD
  (2)n_ColD (char) Flag indicating ColD and p_ColD is a range
  (2)E_ColD 10+20cm-2(n) Upper limit on ColD

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)e_ColD 10+20cm-2(n) Lower limit on ColD
  (2)f_ColD (char) [d] Indicates parameter is pegged at lower limit
  (2)l_EW (char) Lower limit on EW
  (2)EW eV (n) Iron Kα line equivalent width
  (2)E_EW eV (n) Upper limit on EW
  (2)e_EW eV (n) Lower limit on EW
  (2)n_EW (char) Flag indicating line in EW is at 6.7 KeV
  (2)Fxo 10-11mW/m2Observed flux between 2-10 KeV
  (2)Fxc 10-11mW/m2Absorption corrected flux between 2-10 KeV
  (2)n_Fxc (char) Flag indicating Fxc is the lower value
  (2)E_Fxc 10-11mW/m2(n) Upper absorption corrected flux between 2-10 KeV
  (2)r_Name  References in refs.dat
  (3)Seq  Sequence number from table1.dat
  (3)Bibcode (char) Reference code sequence
  (3)Com (char) Comments on references

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