
| Proposal ID | 067327 |
| Title | Testing accretion disc models of AGN in J1633+4718 with ultra-soft X-ray excess |
| Download Data Associated to the proposal | https://nxsa.esac.esa.int/nxsa-sl/servlet/data-action-aio?obsno=0673270101 |
| DOI | https://doi.org/10.5270/esa-67vm6kd |
| Principal Investigator, PI | Dr Weimin Yuan |
| Abstract | We propose four snap-shot observations on the remarkable NLS1 J1633+4718 withthe lowest soft X-ray excess temperature of 32eV. Our goals are to test theblackbody nature of this emission and to obtain high quality X-ray and UV data,which are essential for more quantitative testing of accretion disc models inAGN and, hopefully, shedding light on the black hole spin. |
| Publications |
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| Instrument | EMOS1, EMOS2, EPN, OM, RGS1, RGS2 |
| Temporal Coverage | 2011-07-09T05:50:23Z/2012-03-14T14:45:19Z |
| Version | 17.56_20190403_1200 |
| Mission Description | The European Space Agencys (ESA) X-ray Multi-Mirror Mission (XMM-Newton) was launched by an Ariane 504 on December 10th 1999. XMM-Newton is ESAs second cornerstone of the Horizon 2000 Science Programme. It carries 3 high throughput X-ray telescopes with an unprecedented effective area, and an optical monitor, the first flown on a X-ray observatory. The large collecting area and ability to make long uninterrupted exposures provide highly sensitive observations. Since Earths atmosphere blocks out all X-rays, only a telescope in space can detect and study celestial X-ray sources. The XMM-Newton mission is helping scientists to solve a number of cosmic mysteries, ranging from the enigmatic black holes to the origins of the Universe itself. Observing time on XMM-Newton is being made available to the scientific community, applying for observational periods on a competitive basis. |
| Creator Contact | https://www.cosmos.esa.int/web/xmm-newton/xmm-newton-helpdesk |
| Date Published | 2013-04-04T00:00:00Z |
| Last Update | 2025-08-04 |
| Keywords | "nls1 j1633", "quality xray", "shedding light", "snap shot", "uv data", "accretion disc models", "blackhole spin" |
| Publisher And Registrant | European Space Agency |
| Credit Guidelines | European Space Agency, Dr Weimin Yuan, 2013, 'Testing accretion disc models of AGN in J1633+4718 with ultra-soft X-ray excess', 17.56_20190403_1200, European Space Agency, https://doi.org/10.5270/esa-67vm6kd |