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Morphologies of Planetary Nebulae with Close-Binary Nuclei

Published online by Cambridge University Press:  19 July 2016

Howard E. Bond ,
Mario Livio  and
Michael Meakes
Howard E. Bond
Affiliation:
Space Telescope Science Institute
Mario Livio
Affiliation:
Dept. of Astronomy, University of Illinois
Michael Meakes
Affiliation:
Space Telescope Scien/auce Institute

Abstract

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We will present photographic and CCD images of planetary nebulae that are known, on the basis of photometric observations of the central stars, to possess close-binary nuclei. All of the orbital periods range from 2.7 to 16 hours, except for the 16-day binary nucleus of NGC 2346.

Type
V. Origin of Planetaries
Information
Symposium - International Astronomical Union , Volume 131: Planetary Nebulae , 1989 , pp. 461
Copyright
Copyright © Kluwer 1989