| Name | 14809 |
| Title | An Accurate Measurement of the IGM HeII Lyman Alpha Forest toward a Newly Discovered UV-bright Quasar at z>3.5 |
| URL | https://hst.esac.esa.int/ehst/#/pages/search;proposal=14809;TAPCLIENT=DOI |
| DOI | https://doi.org/10.5270/esa-wtoipm2 |
| Author | European Space Agency |
| Description | This is a scientific proposal for HST mission. For specific information please visit https:\\archive.stsci.edu\proposal_search.php?id=14809&mission=hst |
| Publication | Evidence for short ∼ 1 Myr lifetimes from the He II proximity zones of z ∼ 4 quasars, Khrykin, Ilya S.,Hennawi, Joseph F.,Worseck, Gábor, Monthly Notices of the Royal Astronomical Society, 484, 2019-04-01 00:00:00, 2019MNRAS.484.3897K||The first measurement of the quasar lifetime distribution, Khrykin, Ilya S.,Hennawi, Joseph F.,Worseck, Gábor, Monthly Notices of the Royal Astronomical Society, 505, 2021-07-01 00:00:00, 2021MNRAS.505..649K |
| Instrument | COS/FUV, COS/NUV |
| Temporal Coverage | 2016-10-30T11:45:25Z/2016-10-30T17:19:22Z |
| 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 | 2017-10-30T19:45:24Z |
| Publisher And Registrant | European Space Agency |
| Credit Guidelines | European Space Agency, 2017, An Accurate Measurement Of The Igm Heii Lyman Alpha Forest Toward A Newly Discovered Uv-Bright Quasar At Z>3.5, 1.0, European Space Agency, https://doi.org/10.5270/esa-wtoipm2 |