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FeII and MgII in the nearby Interstellar Medium

Published online by Cambridge University Press:  12 April 2016

Klaas S. de Boer  and
Heinz Lenhart
Klaas S. de Boer
Affiliation:
Astronomical Institute, University of Tübingen, D-7400 Tübingen, West Germany
Heinz Lenhart
Affiliation:
Astronomical Institute, University of Tübingen, D-7400 Tübingen, West Germany

Abstract

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UV spectra with 15 km s-1 resolution of bright stars have been searched for Fell and Mgll interstellar lines. We present equivalent widths of absorption for 8 stars and find average line-of-sight densities n(FeII)= 4 10-8 and n(MgII)= 2 10-7 cm-3 . This represents approximately n(H)= 0.03 cm-3.

Type
Ultraviolet and EUV Absorption Studies
Information
International Astronomical Union Colloquium , Volume 81: Local Interstellar Medium , 1984 , pp. 71 - 74
Copyright
Copyright © NASA 1984

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