THE TRIGONOMETRIC PARALLAX OF CYGNUS X-1

We report a direct and accurate measurement of the distance to the X-ray binary Cygnus X-1, which contains the first black hole to be discovered. The distance of 1.86[superscript +0.12] [subscript - 0.11] kpc was obtained from a trigonometric parallax measurement using the Very Long Baseline Array....

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Bibliographic Details
Main Authors: Reid, Mark J. (Author), McClintock, Jeffrey E. (Author), Narayan, Ramesh (Author), Gou, Lijun (Author), Orosz, Jerome A. (Author), Remillard, Ronald A (Author)
Other Authors: MIT Kavli Institute for Astrophysics and Space Research (Contributor), Remillard, Ronald Alan (Contributor)
Format: Article
Language:English
Published: IOP Publishing, 2015-02-26T18:22:04Z.
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