VizieR

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

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

  
J/ApJS/235/40
  Low-mass black holes in Sy1 galaxies. II. SDSS-DR7 (Liu+, 2018)
ReadMe+ftp
2018ApJS..235...40L
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/235/40/table4ROSAT detections (102 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)
  Set   [0/1] Sample (Note G1)   (src.sample)
  Seq2   [6/301] Identification number (Note G1)   (meta.id;meta.main)
  cts ct/s [0.002/0.9] ROSAT count rate (phot.count;em.X-ray)
  e_cts ct/s [0/0.04] Uncertainty in cts (stat.error)
  NH 10+20cm-2 [0.7/8.1] Galactic column density (phys.columnDensity;pos.galactic)
  Gamma  (n) [1.2/4] Photon index of X-ray spectrum (spect.index)
  E_Gamma  (n) [0.05/1.5] Upper or symmetric uncertainty in Gamma (stat.error;stat.max)
  e_Gamma  (n) [0.06/1.4] Lower uncertainty in Gamma (stat.error)
  Fx [mW/m2] [-13.8/-11.5] log of 0.5-2keV X-ray flux (phot.flux;em.X-ray)
  e_Fx [mW/m2] [0/0.2] Uncertainty in Fx (stat.error)
  Lx [10-7W] [39.9/44.1] log of 0.5-2keV X-ray luminosity (phys.luminosity;em.X-ray)
  e_Lx [10-7W] [0/0.2] Uncertainty in Lx (stat.error)
  L2500 10-7W/Hz [25.45/28.85] Monochromatic luminosity at 2500Å; in erg/s/Hz units (meta.unit;phys.luminosity)
  alphaOX   [-1.6/-0.7] Optical-to-X-ray effective spectral index (spect.index)
  SDSS (char) SDSS name (JHHMMSS.ss+DDMMSS.s); column added by CDS (meta.id)
  ROSAT  Display data from ROSAT (IX/30 and J/A+A/588/A103) within 30" (meta.ref.url)
  Sloan  Display the online SDSS data for the nearest object (meta.ref.url)
  SimbadName (char) Designation understandable by the Simbad data-base (meta.id)
  NED  ask the NED data-base about this object (meta.ref.url)
  _RA deg (i) Position from SDSS name (right ascension part) (pos.eq.ra;meta.main)
  _DE deg (i) Position from SDSS name (declination part) (pos.eq.dec;meta.main)

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