Mostrando 4 resultados de: 4
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Cuerpos y fenómenos celestes específicos(2)
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scopus(4)
Chandra LETGS observation of the variable NLS1 galaxy Ark 564
ArticleAbstract: We present an analysis of the 100 ks X-ray spectrum of the narrow-line Seyfert 1 Galaxy Ark 564, takPalabras claves:Galaxies: Seyfert, Line: identification, Quasars: absorption linesAutores:J. M. RamirezFuentes:scopusA new comprehensive 2D model of the point spread functions of the XMM-Newton EPIC telescopes: Spurious source suppression and improved positional accuracy
ArticleAbstract: Aims. We describe here a new full 2D parameterization of the PSFs of the three XMM-Newton EPIC telesPalabras claves:instrumentation: miscellaneous, telescopes, X-rays: generalAutores:J. M. Ramirez, Read A.M., Rosen S.R., Saxton R.D.Fuentes:scopusErratum: Bondi accretion for adiabatic flows onto a massive black hole with an accretion disc: The one dimensional problem (A& A (2019) 631 (A13) DOI: 10.1051/0004-6361/201935917)
OtherAbstract: A more appropriate observational reference for footnote 2 (page 4) of the article is: For warm absorPalabras claves:Autores:Ernesto Contreras, Gabbasov R., J. M. Ramirez, Klapp J., Sigalotti L.D.G.Fuentes:scopusPhysical and kinematical properties of the X-ray absorber in the broad absorption line quasar APM 08279+5255
ArticleAbstract: Context. We have re-analyzed the X-ray spectra of the gravitational lensed high-redshift BAL QSO APMPalabras claves:Galaxies: active, Quasars: absorption lines, Quasars: individual: APM 08279+5255, X-rays: galaxiesAutores:J. M. RamirezFuentes:scopus