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E. Horch, S. Robinson, R. Meyer, W. Altena, Z. Ninkov, Albert Piterman (2002)
Speckle Observations of Binary Stars with the WIYN Telescope. II. Relative Astrometry Measures during 1998-2000The Astronomical Journal, 123
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Depending on the parameters of the system’s components and their positions on the evolutionary tracks
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The estimated parameters show a good consistency with the previously published ones
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Speckle Observations of Binary Stars with the WIYN Telescope. IV. Differential PhotometryThe Astronomical Journal, 127
M. Al-Wardat (2003)
Spectral energy distributions and model atmosphere parameters of the binary systems COU1289 and COU1291
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Speckle interferometric binary system HD375; Is it a sub-giant binary?Astrophysical Bulletin, 69
E. Horch, W. Altena, William Cyr, Lori Kinsman-Smith, Amit Srivastava, Jing Zhou (2008)
CHARGE-COUPLED DEVICE SPECKLE OBSERVATIONS OF BINARY STARS WITH THE WIYN TELESCOPE. V. MEASURES DURING 2001–2006The Astronomical Journal, 136
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Accepted for publication in the Astronomical Journal A recalibration of optical photometry:
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CCD SPECKLE OBSERVATIONS OF BINARY STARS WITH THE WIYN TELESCOPE. VI. MEASURES DURING 2007–2008The Astronomical Journal, 139
M. Al-Wardat (2012)
Physical Parameters of the Visually Close Binary Systems Hip70973 and Hip72479Publications of the Astronomical Society of Australia, 29
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parameters of the system’s components were estimated depending on the best fit between the observational SED and synthetic ones built using the atmospheric modeling of the individual components
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A modification to the parallax of the system is introduced within the error of Hipparcos parallax measurement
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Atmospheric modeling and dynamical analysis of the components of the speckle interferometric binary system HD 6009 were used to estimate their individual physical and geometric parameters. Model atmospheres were constructed using a grid of Kurucz’s solar metallicity blanketed models and used to compute the individual synthetic spectral energy distribution (SED) for each component separately. These SEDs were combined together to compute the entire SED for the system from the net luminosities of the components A and B located at a distance d from the Earth. We used the modified feedback parameters and the iteration method to get the best fit between the synthetic and observed total SEDs. The physical and geometric parameters of the system’s components were derived as T eff A = 5625 ± 75 K, T eff B = 5575 ± 75 K, log g A = 3.75 ± 0.25, log g B = 3.75 ± 0.25, R A = 2.75 ± 0.30R ⊙, R B = 2.65 ± 0.30 R ⊙, $$M_V^A = 2.^m 99 \pm 0.30$$ , $$M_V^B = 3.^m 12 \pm 0.30$$ , M A = 1.60 ± 0.20 M ⊙, M B = 1.46 ± 0.20 M ⊙, L A = 15.84 ± 1.60 L ⊙, and L B = 15.83 ± 1.60 L ⊙, with G6 spectral types for both components.
Astrophysical Bulletin – Springer Journals
Published: Nov 23, 2014
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