Betelgeuse

Image
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About this Image

Supergiant stars such as Betelgeuse have very extended atmospheres, the properties of which are poorly understood.

Investigator(s):  Jeremy Lim, Chris L. Carilli, Stephen M. White, Anthony J. Beasley, Ralph G. Marson

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Technical Data

    Telescope VLA 
    Date of Observation 1996-12-21 
    Type of Observation Continuum Observations 
    Center of Image RA: 05:55:10.31, Dec: 07:24:25.40 (J2000)  
    Field of View 0.0001 x 0.0001 degrees  
    Technical Caption We observed Betelgeuse for 11 hours on 21 December 1996 with the Very Large Array (VLA) in its highest-resolution (A) configuration. At a wavelength of 7 mm, the angular resolution achieved (40 mas) is sufficient to have resolved Betelgeuse's atmostphere.  

  • Astronomical database entries for Betelgeuse
    • Query SIMBAD for more Betelgeuse data

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