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PSR J0108-1431
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Title: XMM-Newton observation of the very old pulsar J0108-1431 Authors: B. Posselt, P. Arumugasamy, G. G. Pavlov, R. N. Manchester, R. M. Shannon, O. Kargaltsev We report on an X-ray observation of the 166 Myr old radio pulsar J0108-1431 with XMM-Newton. The X-ray spectrum can be described by a po...
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PSR J1311-3430
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A black widow's Tango Mortale in gamma-ray light Max Planck scientists discover record-breaking millisecond pulsar with new analysis method Pulsars are the compact remnants from explosions of massive stars. Some of them spin around their own axis hundreds of times per second, emitting beams of...
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SDSS 1355+0856
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Title: SDSS 1355+0856: A detached white dwarf + M star binary in the period gap discovered by the SWARMS survey Authors: Carles Badenes, Marten H. van Kerkwijk, Mukremin Kilic, Steven J. Bickerton, Tsevi Mazeh, Fergal Mullally, Lev Tal-Or, Susan E. Thompson SDSS 1355+0856 was identified as a hot w...
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MOA-2010-BLG-523
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Title: MOA-2010-BLG-523: "Failed Planet" = RS CVn Star Authors: A. Gould (OSU), J.C. Yee (OSU), I.A. Bond (Massey U.), A. Udalski (Warsaw Obs.), C. Han (Chungbuk Nat. U.), U.G. Jorgensen (Niels Bohr Inst.), J. Greenhill (U. of Tasmania), Y. Tsapras (LCOGT), M.H. Pinsonneault (OSU), T...
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OGLE-BLG-RRLYR-02792
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Title: RR-Lyrae-type pulsations from a 0.26-solar-mass star in a binary system Authors: G. Pietrzynski, I. B. Thompson, W. Gieren, D. Graczyk, K. Stepien, G. Bono, P. G. Prada Moroni, B. Pilecki, A. Udalski, I. Soszynski, G. Preston, N. Nardetto, A. McWilliam, I. Roederer, M. Gorski, P. Konorski...
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PSR J1719-1438
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The Diamond Planet A once-massive star that's been transformed into a small planet made of diamond: that is what University of Manchester astronomers think they've found in the Milky Way. The discovery has been made by an international research team, led by Professor Matthew Bailes of Swinburne U...
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Possible nova in the Hyades
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Possible magnitude 6 nova in the Hyades Position (J2000): R.A. 04 23 29 | Dec. +17° 58' 29''
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KIC 7341231
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Title: Attempts to reproduce the rotation profile of the red giant KIC 7341231 observed by Kepler Authors: T. Ceillier, P. Eggenberger, R. A. García, S. Mathis Thanks to the asteroseimic study of the red giant star KIC 7341231 observed by Kepler, it has been possible to infer its radial differentia...
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Binary Star Systems
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Title: Circumstellar Habitable Zones of Binary Star Systems in the Solar Neighbourhood Authors: Siegfried Eggl, Elke Pilat-Lohinger, Barbara Funk, Nikolaos Georgakarakos, Nader Haghighipour Binary and multiple systems constitute more than half of the total stellar population in the Solar...
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HD 28248
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Title: Kinematics and chemical abundances of the B star HD 28248 Authors: Ronaldo S. Levenhagen, Roseli Künzel, Nelson V. Leister We perform a detailed elemental abundance study of the early-type B star HD 28248 and estimate its orbital path in the Galaxy. From the comparison of spectroscopic obs...
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Possible nova in Aquila
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A possible magnitude 12.6 nova was discovered on the 20th October, 2012, in the constellation Aquila by K. Nishiyama and F. Kabashima (Japan). Position (J2000): R.A. 18 52 34.96 | Dec. -00° 18' 42.3''
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Centaurus X-4
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Title: An X-ray-UV correlation in Cen X-4 during quiescence Authors: E. M. Cackett, E. F. Brown, N. Degenaar, J. M. Miller, M. Reynolds, R. Wijnands Quiescent emission from the neutron star low-mass X-ray binary Cen X-4 is seen to be variable on timescales from hundreds of seconds to years, suggest...
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4U 1907+09
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Title: Supergiant, fast, but not so transient 4U 1907+09 Authors: V. Doroshenko, A. Santangelo, L. Ducci, D. Klochkov We have investigated the dipping activity observed in the high-mass X-ray binary 4U 1907+09 and shown that the source continues to pulsate in the "off" state, noting t...
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V1464 Aquilae
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Title: The Nature of V1464 Aql: A New Ellipsoidal Variable with a Delta Scuti Component Authors: H. A. Dal, E. Sipahi Taking into account the results obtained from the models and analyses of the BVRI light curves, we discuss the nature of V1464 Aql. The analyses indicated that the mass ratio of the sys...
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IGR J16328-4726
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Title: IGR J16328-4726: a new candidate Supergiant Fast X-ray Transient Authors: M. Fiocchi, V. Sguera, A. Bazzano, L. Bassani, A. J. Bird, L. Natalucci, P. Ubertini The unidentified source IGR J16328-4726 was covered with INTEGRAL observations for a long period (~9.8Ms) and was undetectable f...
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