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ASCA X-ray spectroscopy of WR140 near periastron

Published online by Cambridge University Press:  07 August 2017

A.M.T. Pollock ,
M.F. Corcoran ,
I.R. Stevens ,
P.M. Williams  and
K.A. van der Hucht
A.M.T. Pollock
Affiliation:
1Computer & Scientific Co. Ltd, 34 Westwood Road, Sheffield S11 7EY, England 2 HEASARC, Code 668, NASA GSFC, Greenbelt, MD 20771, U.S.A.
M.F. Corcoran
Affiliation:
3 Code 664, NASA GSFC, Greenbelt, MD 20771, U.S.A.
I.R. Stevens
Affiliation:
4 School of Physics & Space Research, University of Birmingham, B15 2TT, England
P.M. Williams
Affiliation:
5 Royal Observatory, Blackford Hill, Edinburgh EH9 3HJ, Scotland
K.A. van der Hucht
Affiliation:
6 SRON, Sorbonnelaan 2, 3584 CA Utrecht, The Netherlands

Abstract

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Analysis of the X-ray spectrum of WR140 seven months after the 1993 periastron passage shows chemical abundances inconsistent with those used to model the earlier, more heavily absorbed, PV phase spectrum.

Keywords

stars: Wolf-RayetX-rayschemical abundances
Type
Session VII - poster summaries
Information
Symposium - International Astronomical Union , Volume 163: Wolf-Rayet Stars: Binaries, Colliding Winds, Evolution , 1995 , pp. 510 - 511
Copyright
Copyright © Kluwer 1995 

References

Williams, P.M., van der Hucht, K.A., Pollock, A.M.T., Florkowski, D.R., van der Woerd, H., Wamsteker, W.M. 1990, MNRAS 243, 662 Google Scholar