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ROSAT Observations of 4 Draconis: AM Her or Symbiotic?

Published online by Cambridge University Press:  12 April 2016

Peter J. Wheatley*
Affiliation:
Astronomical Institute, Utrecht University, Postbus 80000, NL-3508 TA Utrecht, The Netherlands

Abstract

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I present the first X-ray observations of the red giant, 4 Draconis—thought to have an AM Her companion. I find evidence for absorption by the ionised wind of the red giant, but no sign of the soft X-ray emission typical of (high-state) AM Hers.

Type
Part 15. Poster Papers
Copyright
Copyright © Astronomical Society of the Pacific 1997

References

Cropper, , Ramsay, & Wu, 1996, submitted to MNRASGoogle Scholar
Eggleton, , Bailyn, & Tout, 1989, ApJ, 345, 489 Google Scholar
Ramsay, , Cropper, & Mason, 1995, MNRAS, 276, 1382 Google Scholar
Reimers, 1985, A&A, 142, L16 Google Scholar
Reimers, , Griffin, & Brown, 1988, A&A, 193, 180 Google Scholar