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Ultraviolet Evidence for a Binary Nucleus of SH 2-71Archival IUE spectra of Sh 2-71 show a variable Mg II lambda 2800 emission line superposed on a variable stellar continuum. The Mg II feature is thought to be excited in the chromosphere of the cooler component of a binary nucleus, although other causes are also plausible.
Document ID
19990089275
Acquisition Source
Goddard Space Flight Center
Document Type
Abstract
Authors
Feibelman, W. A. (NASA Goddard Space Flight Center Greenbelt, MD United States)
Date Acquired
August 19, 2013
Publication Date
January 1, 1999
Publication Information
Publication: Publications of the Astronomical Society of the Pacific
Publisher: Astronomical Society of the Pacific
Subject Category
Astronomy
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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