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NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  Narrow line Seyfert 1 galaxies from SDSS-DR12 (Rakshit+, 2017)
Post annotation
1.J/ApJS/229/39/table1Emission line properties of narrow-line Seyfert 1 (NLSy1) galaxies[spectrum] (11101 rows)

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)
  Sp-ID (char) SDSS identifier; plate-mjd-fiber (;meta.main)
  RAJ2000 deg (i) Right Ascension in decimal degrees (J2000) (pos.eq.ra;meta.main)
  DEJ2000 deg (i) Declination in decimal degrees (J2000) (pos.eq.dec;meta.main)
  z   [0.009/0.8] Spectroscopic redshift (src.redshift)
  logL5100 [10-7W] [41/46] Log nuclear monochromatic luminosity at 5100Å (in erg/s) (phys.luminosity;em.opt)
  FHbb 10-20W/m2 [6/19115] Broad Hβ component flux (Note 1)   (phot.flux)
  e_FHbb 10-20W/m2Uncertainty in FHbb (Note 1)   (stat.error)
  FWHMHbb km/s [308/2200] Broad Hβ component FWHM (spect.line.width)
  e_FWHMHbb km/s Uncertainty in FWHMHbb (stat.error)
  FHbn 10-20W/m2 [0/4255] Narrow Hβ component flux (Note 1)   (phot.flux)

ALL cols
 (i)indexed column
  e_FHbn 10-20W/m2 [0/808] Uncertainty in FHbn (Note 1)   (stat.error)
  FO3 10-20W/m2 [0/17783] Total (broad+narrow) [OIII]5007Å flux (Note 1)   (phot.flux;em.line.OIII;spect.line)
  e_FO3 10-20W/m2 [0/533] Uncertainty in FO3 (Note 1)   (stat.error)
  FWHMO3n km/s [0/1201] Narrow [OIII]5007Å component FWHM (spect.line.width)
  e_FWHMO3n km/s [0/212] Uncertainty in FWHMO3n (stat.error)
  FHab 10-20W/m2(n) [0/60883] Broad Hα component flux (Note 1)   (phot.flux)
  e_FHab 10-20W/m2(n) [0/5906] Uncertainty in FHab (Note 1)   (stat.error)
  FWHMHab km/s (n) [0/4234] Broad Hα component FWHM (spect.line.width)
  e_FWHMHab km/s (n) [0/2203] Uncertainty in FWHMHab (stat.error)
  R4570   [0/4.6] Optical FeII strength relative to Hβ broad component (phys.atmol.collStrength;arith.ratio)
  SDSS (char) SDSS-DR12 IAU name as in SIMBAD (meta.ref.url)
  Sp  Interactive spectrum from SDSS (meta.ref.url)
  NED  ask the NED data-base about this object (meta.ref.url)

ALL cols
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