Multiplicity of the massive stars in the
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Thomas Preibisch; Yuri Balega; Karl-Heinz Hofmann; Gerd Weigelt; Hans Zinnecker
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Article
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1999
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Elsevier Science
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English
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We present bispectrum speckle interferometry observations of 13 bright Orion Nebula cluster member stars of spectral type O or B. Diffraction-limited images with a resolution l /D of 75 mas in the K9-band were obtained with the SAO 6 m telescope. In our speckle images we find 8 visual companions in