PHL 1220 , the SIMBAD biblio

PHL 1220 , the SIMBAD biblio (43 results) C.D.S. - SIMBAD4 rel 1.8 - 2026.10.15CEST21:17:19

Sort references on where and how often the object is cited
trying to find the most relevant references on this object.
More on score
Bibcode/DOI Score in Title|Abstract|
Keywords 		in a table in teXt, Caption, ... Nb occurence Nb objects in ref Citations
(from ADS) 		Title First 3 Authors
1980AnTok..18...55N viz 587 63 A search for ultraviolet-excess objects. NOGUCHI T., MAEHARA H. and KONDO M.
1985A&AS...61..191B 280 5 A search for faint blue stars in high galactic latitudes. IV. Star and quasar distribution as a function of the magnitude in the PHL and PB surveys near the South Galactic Pole. BERGER J. and FRINGANT A.-M.
1985ApJS...59...23M 62 39 An atlas of X-ray-selected quasi-stellar objects. MARGON B., DOWNES R.A. and CHANAN G.A.
1985Ap&SS.115..107S 168 1 Redshifts of the brightest X-ray QSO's. SAPRE A.K. and MISHRA V.D.
1988AJ.....96.1933W 81 29 Spectral types for objects in the Kiso survey. IV. Data for 81 stars. WEGNER G. and McMAHAN R.K.
1989A&A...209...27P 86 39 The evolution of the Eddington ratio for active galactic nuclei. PADOVANI P.
1989AJ.....97...10S 97 79 Optical spectroscopy of X-ray-selected active galactic nuclei. STEPHENS S.A.
1991A&A...242...49J 191 60 Relationship between Fe II and radio emission in active galactic nuclei. JOLY M.
1992ApJS...81..661C 59 31 Active galactic nuclei with ultrasoft X-ray emission. CORDOVA F.A., KARTJE J.F., THOMPSON R.J., et al.
1992MNRAS.256..589P 59 163 Optical properties of active galaxies with ultra-soft X-ray spectra. PUCHNAREWICZ E.M., MASON K.O., CORDOVA F.A., et al.
1993ApJS...87..451H viz 14       D               7278 328 A revised and updated catalog of quasi-stellar objects. HEWITT A. and BURBIDGE G.
1994ApJ...434...54T viz 66 10 A statistical analysis of the broadband 0.1 to 3.5 keV spectral properties of X-ray-selected active galactic nuclei. THOMPSON R.J. and CORDOVA F.A.
1996A&AS..115...97V viz 927 30 Astrometry with the Digitized Sky Survey. Positions of 790 AGNs. VERON-CETTY M.-P. and VERON P.
1998A&A...330..108Y viz 848 132 Broad band energy distribution of ROSAT detected quasars. II. Radio-quiet objects. YUAN W., BRINKMANN W., SIEBERT J., et al.
1998AJ....115.2587T viz 533 8 Initial results of a comprehensive ultrasoft survey of the Einstein IPC database: source list and confirmation of the selection procedure. THOMPSON R.J., SHELTON R.G. and ARNING C.A.
2001AJ....121.2843B viz 6250 77 Quasars in the 2MASS second incremental data release. BARKHOUSE W.A. and HALL P.B.
2001ApJ...546..744N 137 36 The narrow-line region of Seyfert galaxies: narrow-line Seyfert 1 galaxies versus broad-line Seyfert 1 galaxies. NAGAO T., MURAYAMA T. and TANIGUCHI Y.
2001ApJ...549..155N viz 14       D               233 25 Where is the[O III] λ4363 emitting region in active galactic nuclei? NAGAO T., MURAYAMA T. and TANIGUCHI Y.
2003AJ....126.2579S 16716 173 The Sloan Digital Sky Survey quasar catalog. II. First data release. SCHNEIDER D.P., FAN X., HALL P.B., et al.
2005AJ....130..367S 46359 269 The Sloan Digital Sky Survey quasar catalog. III. Third data release. SCHNEIDER D.P., HALL P.B., RICHARDS G.T., et al.
2006A&A...455..773V viz 108223 628 A catalogue of quasars and active nuclei: 12th edition. VERON-CETTY M.-P. and VERON P.
2007AJ....133.1780T viz 15       D               6371 27 The UV properties of SDSS-selected quasars. TRAMMELL G.B., VANDEN BERK D.E., SCHNEIDER D.P., et al.
2007AJ....134..102S viz 77435 419 The Sloan Digital Sky Survey quasar catalog. IV. Fifth data release. SCHNEIDER D.P., HALL P.B., RICHARDS G.T., et al.
2008ApJ...680..169S viz 15       D               1 77431 447 Biases in virial black hole masses: an SDSS perspective. SHEN Y., GREENE J.E., STRAUSS M.A., et al.
2008ApJ...683L.115H 15       D               1 569 78 Hβ profiles in quasars: evidence for an intermediate-line region. HU C., WANG J.-M., HO L.C., et al.
2008ApJ...687...78H viz 15       D               1 4041 125 A systematic analysis of Fe II emission in quasars: evidence for inflow to the central black hole. HU C., WANG J.-M., HO L.C., et al.
2009ApJS..184..138H viz 15       D               2 20623 68 XID II: statistical cross-association of ROSAT bright source catalog X-ray sources with 2MASS point source catalog near-infrared sources. HAAKONSEN C.B. and RUTLEDGE R.E.
2009A&A...505..385A viz 15       D               1 99836 35 The large quasar reference frame (LQRF). An optical representation of the ICRS. ANDREI A.H., SOUCHAY J., ZACHARIAS N., et al.
2009MNRAS.399..683J viz 15       D               1 124643 796 The 6dF galaxy survey: final redshift release (DR3) and southern large-scale structures. JONES D.H., READ M.A., SAUNDERS W., et al.
2010MNRAS.401.1151M viz 15       D               1 3443 20 The RASS-6dFGS catalogue: a sample of X-ray selected AGN from the 6dF galaxy survey. MAHONY E.K., CROOM S.M., BOYLE B.J., et al.
2010AJ....139.2360S viz 80069 836 The Sloan Digital Sky Survey quasar catalog. V. Seventh data release. SCHNEIDER D.P., RICHARDS G.T., HALL P.B., et al.
2010A&A...518A..10V viz 15       D               1 168913 597 A catalogue of quasars and active nuclei: 13th edition. VERON-CETTY M.-P. and VERON P.
2011ApJS..194...45S viz 15       D               1 105786 1138 A catalog of quasar properties from Sloan Digital Sky Survey data release 7. SHEN Y., RICHARDS G.T., STRAUSS M.A., et al.
2011ApJ...736...86D viz 15       D               1 3968 85 What controls the Fe II strength in active galactic nuclei? DONG X.-B., WANG J.-G., HO L.C., et al.
2011ApJ...737...71Z viz 15       D               1 1944 55 The blueshifting and Baldwin effects for the [O III] λ5007 emission line in type 1 active galactic nuclei. ZHANG K., DONG X.-B., WANG T.-G., et al.
2013ApJS..206....4K viz 15       D               1 119612 109 Mean spectral energy distributions and bolometric corrections for luminous quasars. KRAWCZYK C.M., RICHARDS G.T., MEHTA S.S., et al.
2015MNRAS.448.2260G viz 16       D               1 32939 53 A photometric selection of white dwarf candidates in Sloan Digital Sky Survey Data Release 10. GENTILE FUSILLO N.P., GANSICKE B.T. and GREISS S.
2016MNRAS.461.2346G viz 16       D               1 68279 3 Covering factors of the dusty obscurers in radio-loud and radio-quiet quasars. GUPTA M., SIKORA M. and NALEWAJKO K.
2018A&A...613A..51P viz 16       D               1 525784 350 The Sloan Digital Sky Survey Quasar Catalog: Fourteenth data release. PARIS I., PETITJEAN P., AUBOURG E., et al.
2019ApJ...881L..24V viz 16       D               1 1524 ~ Are narrow-line Seyfert 1 galaxies powered by low-mass black holes? VISWANATH G., STALIN C.S., RAKSHIT S., et al.
2020ApJS..249...17R viz 16       D               1 525797 112 Spectral properties of quasars from Sloan Digital Sky Survey data release 14: the catalog. RAKSHIT S., STALIN C.S. and KOTILAINEN J.
2020ApJS..250....8L viz 16       D               1 750061 219 The Sloan Digital Sky Survey quasar catalog: Sixteenth Data Release. LYKE B.W., HIGLEY A.N., McLANE J.N., et al.
2022ApJ...928...60L viz 17       D               1 1982 2 Measuring the Virial Factor in SDSS DR5 Quasars with Redshifted Hβ and Fe II Broad Emission Lines. LIU H.T., FENG H.-C., LI S.-S., et al.

goto View the references in ADS