High Resolution Spectroscopy of 4U 1626-67 with the Reflection Grating Spectrometer onboard the XMM-Newton Observatory

Jean Cottam, Mariano Mendez

Research output: Contribution to conferenceAbstractAcademic

Abstract

The ultracompact LMXB 4U1626-67 was observed with XMM-Newton as part of the GT program. The high-resolution spectra obtained with the Reflection Grating Spectrometer reveal emission lines from hydrogen- and helium-like oxygen and neon. The emission lines are all significantly broadened with what appear to be double-peaked line profiles. We will present the RGS spectra and describe the constraints imposed on the accretion geometry by the unusual spectral features.
Original languageEnglish
Pages id. N17.098
Publication statusPublished - 1-Apr-2002
Externally publishedYes
EventAmerican Astronomical Society, April meeting, 2002: Meeting ID: APR02 - Albuquerque, New Mexico , United States
Duration: 20-Apr-200223-Apr-2002
http://Albuquerque Convention Center Albuquerque, New Mexico

Conference

ConferenceAmerican Astronomical Society, April meeting, 2002
Country/TerritoryUnited States
City Albuquerque, New Mexico
Period20/04/200223/04/2002
Internet address

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