A dataset provided by the European Space Agency

Proposal ID 011258
Title GT Observations of Hot Stars: An RGS Spectrum of Eta Carinae
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DOI https://doi.org/10.5270/esa-c24a4a3
Principal Investigator, PI Dr Albert Brinkman
Abstract GT-The complex region centered on the massive star Eta Carinae is a naturaltarget for the RGS: the object harbors a point-like X-ray source, as well as aresolved X-ray nebula, with an unusual and likely complex spectrum. CCDspectroscopy with ASCA has revealed (expected) large abundance anomalies, suchas a strong N overabundance. The RGS has much higher effective spectralresolving power than any other astrophysical spectrometer for study of theextended nebula, and can address such issues as the line excitation mechanism(s)and non-equilibrium effects, and their distribution among the various spatialcomponents. A proper understanding of these issues is a prerequisite forreliable abundance determinations.
Publications
Instrument EMOS1, EMOS2, EPN, OM, RGS1, RGS2
Temporal Coverage 2000-07-26T04:59:20Z/2000-07-28T03:16:30Z
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 2002-05-02T00:00:00Z
Keywords "spatial components", "line excitation mechanisms", "resolved xray nebula", "eta carinae", "rgs spectrum", "abundance anomalies", "equilibrium effects", "xray source", "hot stars", "ccd spectroscopy", "astrophysical spectrometer", "effective spectral", "complex region centered", "natural target", "complex spectrum", "object harbors", "reliable abundance determinations"
Publisher And Registrant European Space Agency
Credit Guidelines European Space Agency, Dr Albert Brinkman, 2002, 'GT Observations of Hot Stars: An RGS Spectrum of Eta Carinae', 17.56_20190403_1200, European Space Agency, https://doi.org/10.5270/esa-c24a4a3