A dataset provided by the European Space Agency

Name 12816
Title Probing the Reionization Epoch of IGM Helium: A Detailed Follow-up Study of Three High-Quality He II Quasars
URL https://hst.esac.esa.int/ehst/#/pages/search;proposal=12816;TAPCLIENT=DOI
DOI https://doi.org/10.5270/esa-37vhomj
Author Syphers, David
Description This is a scientific proposal for HST mission. For specific information please visit https://archive.stsci.edu/proposal_search.php?id=12816&mission=hst
Publication
  • Dating individual quasars with the He II proximity effect
  • He II Lya Transmission Spikes and Absorption Troughs in Eight High-resolution Spectra Probing the End of He II Reionization
  • The Evolution of the He II-ionizing Background at Redshifts 2.3 < z < 3.8 Inferred from a Statistical Sample of 24 HST/COS He II Lya Absorption Spectra
Instrument COS, COS/FUV, COS/NUV
Temporal Coverage 2013-03-25T03:24:22Z/2013-07-20T13:08:03Z
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 2014-07-20T14:21:18Z
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, Syphers et al., 2014, 'Probing the Reionization Epoch of IGM Helium: A Detailed Follow-up Study of Three High-Quality He II Quasars', 1.0, European Space Agency, https://doi.org/10.5270/esa-37vhomj