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Pulsar distances and the galactic distribution of free electrons

Taylor, J. H., Cordes, J. M.·1993·The Astrophysical Journal

Abstract

The present quantitative model for Galactic free electron distribution abandons the assumption of axisymmetry and explicitly incorporates spiral arms; their shapes and locations are derived from existing radio and optical observations of H II regions. The Gum Nebula's dispersion-measure contributions are also explicitly modeled. Adjustable quantities are calibrated by reference to three different types of data. The new model is estimated to furnish distance estimates to known pulsars that are accurate to about 25 percent.

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Metadata

Authors
Taylor, J. H., & Cordes, J. M.
Venue
The Astrophysical Journal
Published
1993-07
Volume
411
Pages
674
ISSN
  • 0004-637X (ISSN-L)
  • 1538-4357
OpenAlex
W1976139832
Cited by
1,281
References
0
FWCI
37.15
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: Pulsar distances and the galactic distribution of free electrons. https://app.cochat.ai/papers/10.1086/172870
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Taylor, J. H., & Cordes, J. M. (1993). Pulsar distances and the galactic distribution of free electrons. The Astrophysical Journal. https://doi.org/10.1086/172870

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