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J/AJ/126/1720
  ugriz and Hα of double-peaked AGN (Strateva+, 2003)
ReadMe+ftp
2003AJ....126.1720S
Similar Catalogs
Post annotation 		img(gal)
1.J/AJ/126/1720/table1(c)Double-peaked Hα AGN sample: coordinates and apparent magnitudes (85 rows)
2.J/AJ/126/1720/table2(c)Double-peaked Hα auxiliary sample: coordinates and apparent magnitudes (31 rows)
3.J/AJ/126/1720/table3Hα profiles: line parameter measurements (138 rows)
4.J/AJ/126/1720/table5Optical, radio, and X-Ray luminosity and spectral indices (116 rows)

Simple ConstraintList Of Constraints
 
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  (1+2)SDSS (char) SDSS designation (JHHMMSS.ss+DDMMSS.s) (meta.id;meta.main)
   (ALL)sSDSS (char) (i) Short SDSS designation (meta.id)
  (1+2)z  Redshift (src.redshift)
  (1+2)umag mag SDSS u magnitude (phot.mag;em.opt.U)
  (1+2)gmag mag SDSS g magnitude (phot.mag;em.opt.B)
  (1+2)rmag mag SDSS r magnitude (phot.mag;em.opt.R)
  (1+2)imag mag SDSS i magnitude (phot.mag;em.opt.I)
  (1+2)zmag mag SDSS z magnitude (phot.mag;em.opt.I)
  (1+2)Com (char) Comments (meta.note)
  (1+2)_RA deg (i) Position (derived fro; SDSS name) (right ascension part) (pos.eq.ra;meta.main)

ALL cols		    
 (i)indexed column
  (1+2)_DE deg (i) Position (derived fro; SDSS name) (declination part) (pos.eq.dec;meta.main)
  (3)MJD d Modified Jullian day (JD-2400000.5) (time.epoch)
  (3)FHa 10-20W/m2Hα broad line flux in units of 10–17erg/s/cm2 (phot.flux;em.line.Halpha)
  (3)FWHM km/s Hα full width at half-maximum (spect.line.width)
  (3)FWHMc km/s Hα FWHM centroid with respect to narrow-line Hα (spect.line.width)
  (3)FWQM km/s Hα full width at quarter-maximum (spect.line.width)
  (3)FWQMc km/s Hα FWQM centroid with respect to narrow-line Hα (spect.dopplerVeloc;spect.line)
  (3)Hred 10-19W/m2/nmHeight of red peak of broad Hα line in units of 10–16erg/s/cm2/nm (phot.flux)
  (3)Wred km/s Position of red peak with respect to narrow Hα line (spect.dopplerVeloc;spect.line)
  (3)Hblue 10-19W/m2/nmHeight of blue peak of broad Hα line in units of 10–16erg/s/cm2/nm (phot.flux)
  (3)Wblue km/s Position of blue peak with respect to narrow Hα line (spect.dopplerVeloc;spect.line)
  (4)Lu 10+37W SDSS u-band luminosity (Note 2)   (phys.luminosity)
  (4)Lg 10+37W SDSS g-band luminosity (Note 2)   (phys.luminosity)

ALL cols		    
 (i)indexed column
  (4)Lr 10+37W SDSS r-band luminosity (Note 2)   (phys.luminosity)
  (4)Li 10+37W SDSS i-band luminosity (Note 2)   (phys.luminosity)
  (4)Lz 10+37W SDSS z-band luminosity (Note 2)   (phys.luminosity)
  (4)LXray 10+37W (n) X-ray (0.1-2.0keV) unobscured luminosity (Note 2)   (phys.luminosity;em.X-ray)
  (4)L20cm 10+37W (n) Radio (20 cm) luminosity (Note 2)   (phys.luminosity;em.radio)
  (4)Sp+Index  (n) X-ray (2.0keV) to optical (250nm) spectral index (spect.index)
  (4)Sp-Index  (n) Radio (20cm) to optical (250nm) spectral index (spect.index)

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