Search Results - "Penny, L. R."

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    Dynamical Masses for the Large Magellanic Cloud Massive Binary System [L72] LH 54-425 by Williams, S. J, Gies, D. R, Henry, T. J, Orosz, J. A, McSwain, M. V, Hillwig, T. C, Penny, L. R, Sonneborn, G, Iping, R, van der Hucht, K. A, Kaper, L

    Published in The Astrophysical journal (20-07-2008)
    “…We present results from an optical spectroscopic investigation of the massive binary system [L72] LH 54-425 in the LH 54 OB association in the Large Magellanic…”
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    Journal Article
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    A Long‐Period Spectroscopic Binary in the O‐Star Multiple System HD 193322 by McKibben, W. P., Bagnuolo, Jr, W. G., Gies, D. R., Hahula, M. E., Hartkopf, W. I., Roberts, Jr, L. C., Bolton, C. T., Fullerton, A. W., Mason, B. D., Penny, LR., Thaller, M. L.

    “…We present radial velocity measurements and a single‐lined spectroscopic orbit for the bright O‐type star, HD 193322A, which we show to be a 311 day binary…”
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    Journal Article
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    The Orbit and Spectral Line Variations of the Massive Binary HD 163181 (V453 Scorpii) by Josephs, T. S., Gies, D. R., Bagnuolo, Jr, W. G., Shure, M. A., Penny, LR., Wang, Z.

    “…We present revised orbital elements for the massive interacting binary HD 163181, and we offer the first evidence of apsidal motion in the orbit (apsidal…”
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    Journal Article
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    Effects of Metallicity on the Rotational Velocities of Massive Stars by Penny, Laura R, Sprague, Amanda J, Seago, George, Gies, Douglas R

    Published in The Astrophysical journal (20-12-2004)
    “…Recent theoretical predictions for low-metallicity massive stars predict that these stars should have drastically reduced equatorial winds (mass loss) while on…”
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    The Frequency of Binary Stars in the Young Cluster Trumpler 14 by Penny, Laura R., Gies, Douglas R., Hartkopf, William I., Mason, Brian D., Turner, Nils H.

    “…We present radial-velocity data for the six brightest members of the open cluster Trumpler 14 based on high-dispersion spectra obtained over a five-night…”
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    Dynamical Masses for the Large Magellanic Cloud Massive Binary System [L72] LH 54-425 by Williams, S. J, Gies, D. R, Henry, T. J, Orosz, J. A, McSwain, M. V, Hillwig, T. C, Penny, L. R, Sonneborn, G, Iping, R, van der Hucht, K. A, Kaper, L

    Published 29-04-2008
    “…Astrophys.J.682:492-498,2008 We present results from an optical spectroscopic investigation of the massive binary system [L72] LH~54-425 in the LH 54 OB…”
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    Journal Article
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