A dataset provided by the European Space Agency

Name 3791
Title QUASAR ABSORPTION LINE SURVEY: CYCLE 2 OBSERVATIONS
URL https://hst.esac.esa.int/ehst/#/pages/search;proposal=3791;TAPCLIENT=DOI
DOI https://doi.org/10.5270/esa-k76qhra
Author Bahcall, John
Description This is a scientific proposal for HST mission. For specific information please visit https://archive.stsci.edu/proposal_search.php?id=3791&mission=hst
Publication
  • A Complete Atlas of Recalibrated Hubble Space Telescope Faint Object Spectrograph Spectra of Active Galactic Nuclei and Quasars. I. Pre-COSTAR Spectra
  • A Uniform Analysis of the Lya Forest at z = 0-5. III. Hubble Space Telescope Faint Object Spectrograph Spectral Atlas
  • A Uniform Analysis of the Lya Forest at z = 0-5. IV. The Clustering and Evolution of Clouds at z <= 1.7
  • Bias in C IV-based quasar black hole mass scaling relationships from reverberation mapped samples
  • Broad P V Absorption in the QSO PG 1254+047: Column Densities, Ionizations, and Metal Abundances in Broad Absorption Line Winds
  • Combined Ultraviolet and Optical Spectra of 48 Low-Redshift QSOs and the Relation of the Continuum and Emission-Line Properties
  • Comparative Analysis of the High- and Low-Ionization Lines in the Broad-Line Region of Active Galactic Nuclei
  • Cosmology from quasar spectra
  • Emission Line and Ultraviolet to X-Ray Continuum Correlations: Constraints on the Anisotropy of the Ionizing Continuum in Active Galactic Nuclei
  • Emission Line Properties of Active Galactic Nuclei from a pre-COSTAR Faint Object Spectrograph Hubble Space Telescope Spectral Atlas
  • Evidence of a Strong N V/C IV Correlation between Emission and Absorption Lines in Active Galactic Nuclei
  • Extended LY alpha -absorbing Halos around Nearby Galaxies
  • Far-UV Fe emission as proxy of Eddington ratios
  • Fe II Emission in 14 Low-Redshift Quasars. I. Observations
  • Hubble Space Telescope ultraviolet spectroscopy of blazars: emission-line properties and black hole masses
  • Infrared mergers and infrared quasi-stellar objects with galactic winds - III. Mrk 231: an exploding young quasi-stellar object with composite outflow/broad absorption lines (and multiple expanding superbubbles)
  • Inhomogeneous metal enrichment at z ~ 1.9: The Lyman limit systems in the spectrum of the HDF-S quasar
  • Kinematic properties of the Broad Absorption Line Regions in the spectra of quasars
  • Kinematics of the broad absorption line region in QSOs: Rotation and random motion
  • Mean-flux-regulated Principal Component Analysis Continuum Fitting of Sloan Digital Sky Survey Lya Forest Spectra
  • Mg II Absorber Number Density at z~=0.05: Implications for ODLA Evolution
  • New HST Observations of the Halo Gas of NGC 3067: Limits on the Extragalactic Ionizing Background at Low Redshift and the Lyman Continuum Escape Fraction
  • Observations of O I and Ca II Emission Lines in Quasars: Implications for the Site of Fe II Line Emission
  • Optical Spectroscopic Atlas of the MOJAVE/2cm AGN Sample
  • Predicting QSO Continua in the Lya Forest
  • Quasar Spectrum Classification with Principal Component Analysis (PCA): Emission Lines in the Lya Forest
  • Redshifts of galaxies close to bright QSO lines of sight
  • Relativistic boost as the cause of periodicity in a massive black-hole binary candidate
  • SDSS J094533.99+100950.1 - the remarkable weak emission line quasar
  • Study of ultraviolet-optical properties of a complete sample of QSOs
  • The Baldwin Effect and Black Hole Accretion: A Spectral Principal Component Analysis of a Complete Quasar Sample
  • The Blueshift of the C IV Broad Emission Line in QSOs
  • The Chemical Properties of Low-redshift QSOs
  • The HST Quasar Absorption Line Key Project. IX. an Emission-Line Study of PG 2251+113
  • The HST Quasar Absorption Line Key Project VIII. CCD Imaging of Hubble Space Telescope Quasar Fields
  • The Hubble Space Telescope Quasar Absorption Line Key Project. XIII. A Census of Absorption-Line Systems at Low Redshift
  • The Hubble Space Telescope Quasar Absorption Line Key Project. XV. Milky Way Absorption Lines
  • The Low-Mass End of the MBH/Mhost Relation in Quasars
  • The Metallicity of Low-Redshift Lyalpha Forest Clouds
  • The Multiple Phases of Interstellar and Halo Gas in a Possible Group of Galaxies at Z~1
  • The Optical and Ultraviolet Emission-line Properties of Bright Quasars with Detailed Spectral Energy Distributions
  • The Redshifted Excess in Quasar C IV Broad Emission Lines
  • The Ultraviolet Emission Properties of 13 Quasars
  • Variability of Narrow, Associated Absorption Lines in Moderate- and Low-Redshift Quasars
  • What controls the CIV line profile in active galactic nuclei?
Instrument FOS/BL, FOS/RD
Temporal Coverage 1992-10-07T13:35:19Z/1993-11-07T09:24:24Z
Version 1.0
Mission Description Launched in 1990, the NASA/ESA Hubble Space Telescope remains the premier UV and visible light telescope in orbit. With well over 1.6 million observations from 10 different scientific instruments, the ESA Hubble Science Archive is a treasure trove of astronomical data to be exploited.
Creator Contact https://support.cosmos.esa.int/esdc/index.php?/Tickets/Submit
Date Published 1994-11-07T19:31:58Z
Keywords Hubble, HST, HLA, HCV, ACS, COS, STIS, WFC3, FOC, FOS, HRS, NICMOS, WFPC, WFPC2
Publisher And Registrant European Space Agency
Credit Guidelines European Space Agency, Bahcall comma John, 1994, 'QUASAR ABSORPTION LINE SURVEY: CYCLE 2 OBSERVATIONS', 1.0, European Space Agency, https://doi.org/10.5270/esa-k76qhra