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GY Andromedae
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Title: Variability of the Ap Star HD9996 Authors: V.D. Bychkov, L.V. Bychkova, J. Madej, A.V. Shatilov We present here new measurements of the longitudinal magnetic field (B_e) in the binary system HD9996, where the primary companion is an Ap star. Series of 63 B_e observations was obtained in yea...
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NSVS 02502726
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Title: Physical Properties of the Low-Mass Eclipsing Binary NSVS 02502726 Authors: Jae Woo Lee, Jae-Hyuck Youn, Seung-Lee Kim, Chung-Uk Lee NSVS 02502726 has been known as a double-lined, detached eclipsing binary that consists of two low-mass stars. We obtained BVRI photometric follow-up ob...
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TYC 1031 1262 1
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Title: TYC 1031 1262 1: An Anomalous Cepheid in a double-lined eclipsing binary Authors: E. Sipahi, C. Ibanoglu, O. Cakirli, S. Evren Multi-colour light curves and radial velocities for TYC 1031 1262 1 have been obtained and analysed. TYC 1031 1262 1 includes a Cepheid with a period of 4.15270 ±0.00...
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CXOGBSJ174444.7-260330
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Title: CXOGBSJ174444.7-260330: a new long orbital period cataclysmic variable in a low state Authors: E.M. Ratti, T.F.J. van Grunsven, P.G. Jonker, C.T. Britt, R.I. Hynes, D. Steeghs, S. Greiss, M.A.P. Torres, T.J. Maccarone, P.J. Groot, C. Knigge, V. A. Villar, A. C. Collazzi, V. J. Mikles, L. G...
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HD 188774
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Title: Low-frequency variations of unknown origin in the Kepler Delta Scuti star KIC 5988140 = HD 188774 Authors: P. Lampens, A. Tkachenko, H. Lehmann, J. Debosscher, C. Aerts, P. G. Beck, S. Bloemen, N. Kochiashvili, A. Derekas, J. C. Smith, P. Tenenbaum, J. D. Twicken We used high-quality Kepler...
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EC 10246-2707
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Title: EC 10246-2707: a new eclipsing sdB + M dwarf binary Authors: B. N. Barlow, D. Kilkenny, H. Drechsel, B. H. Dunlap, D. O'Donoghue, S. Geier, R. G. O'Steen, J. C. Clemens, A. P. LaCluyze, D. E. Reichart, J. B. Haislip, M. C. Nysewander, K. M. Ivarsen We announce the discovery of a new eclipsing hot s...
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NSV 11749
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Title: NSV 11749, an elder sibling of the born again stars V605 Aql and V4334 Sgr? Authors: M. M. Miller Bertolami, R. D. Rohrmann, A. Granada, L. G. Althaus We argue that NSV 11749, an eruption observed in the early twentieth century, was a rare event known as "very late thermal pulse" (VLT...
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T-Cyg1-12664
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Title: T-Cyg1-12664: A low-mass chromospherically active eclipsing binary in the Kepler field Authors: O. Cakirli, C. Ibanoglu, E. Sipahi The eclipsing binary T-Cyg1-12664 was observed both spectroscopically and photometrically. Radial velocities of both components and ground-based VRI...
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Young object T54
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Title: A new Herschel view of the young star T54: not a transitional disk? Authors: L. Matrà, B. Merín, C. Alves de Oliveira, N. Huélamo, A. Kóspál, N. L. J. Cox, A. Ribas, E. Puga, R. Vavrek, P. Royer, T. Prusti, G. L. Pilbratt, P. André Context: Observations of transitional disks give us an understand...
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EG Andromedae
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Title: EG Andromedae: A Symbiotic System as an Insight into Red Giant Chromospheres Authors: Joseph Roche Symbiotic systems are interacting binary stars consisting of both hot and cool components. This results in a complex environment that is ideal for studying the latter stages of stellar evol...
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Binary millisecond pulsars
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Title: Chandra Observations of Black-Widow Pulsars Authors: Peter Gentile, Maura McLaughlin, Mallory Roberts, Fernando Camilo, Jason Hessels, Matthew Kerr, Scott Ransom, Paul Ray, Ingrid Stairs We describe the first X-ray observations of binary millisecond pulsars PSRs J0023+0923, J1810...
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PSR J1713+0747
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Title: Pulse intensity modulation and the timing stability of millisecond pulsars: A case study of PSR J1713+0747 Authors: Ryan M. Shannon, James M. Cordes Most millisecond pulsars, like essentially all other radio pulsars, show timing errors well in excess of what is expected from additive rad...
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HD 50896
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Title: X-ray emission from the Wolf-Rayet bubble S308 Authors: J.A. Toalá, M.A. Guerrero, Y.-H. Chu, R.A. Gruendl, S.J. Arthur, R.C. Smith, S.L. Snowden The Wolf-Rayet (WR) bubble S 308 around the WR star HD 50896 is one of the only two WR bubbles known to possess X-ray emission. We present XMM-Newt...
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V2367 Cygni
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Title: Mode identification in the high-amplitude delta Scuti star V2367 Cyg Authors: C. Ulusoy, T. Gülmez, I. Stateva, D. Dimitrov, I. Kh. Iliev, H. A. Kobulnicky, B. Yaarsoy, M. Álvarez, R. Michel, L. Fox Machado, M. Damasso, A. Carbognani, D. Cenadelli, T. E. Pickering, J. Kwon, M. Tamura, L. A. B...
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Cyg OB2 No7
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Title: Medium resolution spectroscopy of the supergiant O3If* Cyg OB2 No7 Authors: Olga Maryeva, Roman Zhuchkov We examine the feasibility of using medium resolution spectra for determining the parameters of atmospheres of hot stars by means of numerical simulations. We chose the star Cyg OB2 N...
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