Search Results - "McSwain, M. V."

A Stellar Rotation Census of B Stars: From ZAMS to TAMS by Huang, Wenjin, Gies, D. R, McSwain, M. V

“…Two recent observing campaigns provide us with moderate dispersion spectra of more than 230 cluster and 370 field B stars. Combining them and the spectra of…”
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Multi-wavelength observations of the binary system PSR B1259−63/LS 2883 around the 2014 periastron passage by Chernyakova, M., Neronov, A., van Soelen, B., Callanan, P., O'Shaughnessy, L., Babyk, Iu, Tsygankov, S., Vovk, Ie, Krivonos, R., Tomsick, J. A., Malyshev, D., Li, J., Wood, K., Torres, D., Zhang, S., Kretschmar, P., McSwain, M. V., Buckley, D. A. H., Koen, C.

“…We report on the results of the extensive multi-wavelength campaign from optical to GeV γ-rays of the 2014 periastron passage of PSR B1259−63, which is a…”
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Multiwavelength observations of the binary system PSR B1259−63/LS 2883 around the 2010-2011 periastron passage by Chernyakova, M., Abdo, A. A., Neronov, A., McSwain, M. V., Moldón, J., Ribó, M., Paredes, J. M., Sushch, I., de Naurois, M., Schwanke, U., Uchiyama, Y., Wood, K., Johnston, S., Chaty, S., Coleiro, A., Malyshev, D., Babyk, Iu

“…We report on broad multiwavelength observations of the 2010-2011 periastron passage of the γ-ray loud binary system PSR B1259−63. High-resolution…”
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The Ultraviolet Spectrum and Physical Properties of the Mass Donor Star in HD 226868 = Cygnus X-1 by Caballero-Nieves, S. M, Gies, D. R, Bolton, C. T, Hadrava, P, Herrero, A, Hillwig, T. C, Howell, S. B, Huang, W, Kaper, L, Koubský, P, McSwain, M. V

“…We present an examination of high-resolution, ultraviolet (UV) spectroscopy from Hubble Space Telescope of the photospheric spectrum of the O-supergiant in the…”
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Identification of the Mass Donor Star's Spectrum in SS 433 by Hillwig, T. C, Gies, D. R, Huang, W, McSwain, M. V, Stark, M. A, van der Meer, A, Kaper, L

“…We present spectroscopy of the microquasar SS 433 obtained near primary eclipse and disk precessional phase q = 0.0, when the accretion disk is expected to be…”
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Stellar Wind Variations during the X-Ray High and Low States of Cygnus X-1 by Gies, D. R, Bolton, C. T, Blake, R. M, Caballero-Nieves, S. M, Crenshaw, D. M, Hadrava, P, Herrero, A, Hillwig, T. C, Howell, S. B, Huang, W, Kaper, L, Koubský, P, McSwain, M. V

“…We present results from Hubble Space Telescope ultraviolet spectroscopy of the massive X-ray and black hole binary system, HD 226868 = Cyg X-1. The spectra…”
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The N Enrichment and Supernova Ejection of the Runaway Microquasar LS 5039 by McSwain, M. V, Gies, D. R, Huang, W, Wiita, P. J, Wingert, D. W, Kaper, L

“…We present an investigation of new optical and ultraviolet spectra of the mass donor star in the massive X-ray binary LS 5039. The optical band spectral line…”
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Spectral Energy Distributions of Be and Other Massive Stars by Touhami, Y., Richardson, N. D., Gies, D. R., Schaefer, G. H., Boyajian, T. S., Williams, S. J., Grundstrom, E. D., McSwain, M. V., Clemens, D. P., Taylor, B.

“…We present spectrophotometric data from 0.4 μm to 4.2 μm for bright, northern sky, Be stars and several other types of massive stars. Our goal is to use these…”
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Joint Hα and X-Ray Observations of Massive X-Ray Binaries. III. The Be X-Ray Binaries HDE 245770 = A0535+26 and X Persei by Grundstrom, E. D, Boyajian, T. S, Finch, C, Gies, D. R, Huang, W, McSwain, M. V, O’Brien, D. P, Riddle, R. L, Trippe, M. L, Williams, S. J, Wingert, D. W, Zaballa, R. A

“…We present results from an H alpha monitoring campaign of the Be X-ray binary systems HDE 245770 = A0535+26 and X Per. We use the H alpha equivalent widths…”
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HD 69686: A Mysterious High Velocity B Star by Huang, Wenjin, Gies, D. R, McSwain, M. V

“…We report on the discovery of a high velocity B star, HD 69686. We estimate its space velocity, distance, surface temperature, gravity, and age. With these…”
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The Spectrum of the Mass Donor Star in SS 433 by Gies, D. R, Huang, W, McSwain, M. V

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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

“…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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The Massive Triple Star System HD 16429 A by McSwain, M. V

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The Massive Runaway Stars HD 14633 and HD 15137 by Boyajian, T. S, Beaulieu, T. D, Gies, D. R, Grundstrom, E, Huang, W, McSwain, M. V, Riddle, R. L, Wingert, D. W, De Becker, M

“…We present results from a radial velocity study of two runaway O-type stars, HD 14633 (ON8.5 V) and HD 15137 [O9.5 III(n)]. We find that HD 14633 is a…”
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Wind Accretion and State Transitions in Cygnus X-1 by Gies, D. R, Bolton, C. T, Thomson, J. R, Huang, W, McSwain, M. V, Riddle, R. L, Wang, Z, Wiita, P. J, Wingert, D. W, Csák, B, Kiss, L. L

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Radial Velocities of Six OB Stars by Boyajian, T. S., Gies, D. R., Baines, E. K., Barai, P., Grundstrom, E. D., McSwain, M. V., Parks, J. R., Riddle, R. L., Ryle, W. T., Wingert, D. W.

“…We present new results from a radial velocity study of six bright OB stars with little or no prior measurements. One of these, HD 45314, may be a long‐period…”
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The Spectral Components of SS 433 by Gies, D. R, McSwain, M. V, Riddle, R. L, Wang, Z, Wiita, P. J, Wingert, D. W

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Mass and Angular Momentum Transfer in the Massive Algol Binary RY Persei by Barai, P, Gies, D. R, Choi, E, Das, V, Deo, R, Huang, W, Marshall, K, McSwain, M. V, Ogden, C, Osterman, M. A, Riddle, R. L, Seymour, Jr., J. L, Wingert, D. W, Kaye, A. B, Peters, G. J

“…We present an investigation of the Halpha emission-line variations observed in the massive Algol binary RY Per. We give new radial velocity data for the…”
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The B Supergiant Components of the Double-lined Binary HD 1383 by Boyajian, T. S, Gies, D. R, Helsel, M. E, Kaye, A. B, McSwain, M. V, Riddle, R. L, Wingert, D. W

“…We present new results from a study of high-quality red spectra of the massive binary star system HD 1383 (B0.5 Ib + B0.5 Ib). We determined radial velocities…”
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Wind Accretion and Binary Evolution of the Microquasar LS 5039 by McSwain, M. V, Gies, D. R

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