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OGLE-2016-BLG-1469L
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Title: OGLE-2016-BLG-1469L: Microlensing Binary Composed of Brown Dwarfs Author: C. Han, A. Udalski, T. Sumi, A. Gould, M. D. Albrow, S.-J. Chung, Y. K. Jung, Y.-H. Ryu, I.-G. Shin, J. C. Yee, W. Zhu, S.-M. Cha, S.-L. Kim, D.-J. Kim, C.-U. Lee, Y. Lee, B.-G. Park, I. Soszynski, P. Mróz, P. Pietrukowi...
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Gamma Bootis
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The blue giant star Seginus (Gamma Bootis) located 85 light years away in the constellation of Bootes.
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DW Ursae Majoris
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Title: DW UMa and the Irradiation Modulated Mass Transfer Model for Superhumps Author: J. Smak The light curves of the permanent superhumper DW UMa are analysed in order to determine the amplitudes of its superhumps, A_SH, and the amplitudes of the periodic light variations with the beat period --...
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EX Draconis
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Title: Double cyclic variations in orbital period of the eclipsing cataclysmic variable EX Dra Author: Zhong-tao Han, Sheng-bang Qian, Irina Voloshina, Li-Ying Zhu EX Dra is a long-period eclipsing dwarf nova with ~2 - 3 mag amplitude outbursts. This star has been monitored photometrically fro...
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AY Piscium
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Title: Long-term photometric behaviour of the eclipsing Z Cam-type dwarf nova AY Psc Author: Zhong-tao Han, Sheng-bang Qian, Irina Voloshina, Li-ying Zhu New eclipse timings of the Z Cam-type dwarf nova AY Psc were measured and the orbital ephemeris was revised. Based on the long-term AAVSO data...
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V729 Sagittarii
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Title: V729 Sgr: A long period dwarf nova showing negative superhumps during quiescence Author: Gavin Ramsay (1), Matt A. Wood (2), John Cannizzo (3,4), Steve Howell (5), Alan Smale (6) ((1) Armagh Observatory, (2) Texas A and M University--Commerce, (3) NASA/GSFC, (4) University Maryland, (5)...
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LT Delphini
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Symbiotic star Hen 2-467 = LT Delphini RA 20 35 57.23, Dec +20 11 27.5
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CSS 170430:122149+255222
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ATel 10359: Spectroscopic classification of CSS170430:122149+255222 as a young Type Ia
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WISEA J110125.95+540052.8
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Title: The First Brown Dwarf Discovered by the Backyard Worlds: Planet 9 Citizen Science Project Author: Marc J. Kuchner, Jacqueline K. Faherty, Adam C. Schneider, Aaron M. Meisner, Joseph C. Filippazzo, Jonathan Gagné, Laura Trouille, Steven M. Silverberg, Rosa Castro, Bob Fletcher, Khasan M...
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61 Virginis
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Title: Herschel imaging of 61 Vir: implications for the prevalence of debris in low-mass planetary systems Authors: M. C. Wyatt, G. Kennedy, B. Sibthorpe, A. Moro-Martin, J.-F. Lestrade, R. J. Ivison, B. Matthews, S. Udry, J. S. Greaves, P. Kalas, S. Lawler, K. Y. L. Su, G. H. Rieke, G. Bryden, J. Hor...
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Swift J175233.9-290952
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ATel 10355: Discovery of a new X-ray transient, Swift J175233.9-290952, in the Swift Bulge Survey
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AX J1910.7+0917
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Title: AX J1910.7+0917: the slowest X-ray pulsar Author: L. Sidoli (1), G.L. Israel (2), P. Esposito (3), G.A. Rodriguez Castillo (2), K. Postnov (4,5) ((1)-INAF, Istituto di Astrofisica Spaziale e Fisica Cosmica, Milano, Italy, (2)-INAF, Osservatorio Astronomico di Roma, Monteporzio Caton...
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M81N 2017-04c
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ATel 10348: M81N 2017-04c is probably a red variable
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Gaia16aye
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ATel 9507: Gaia16aye is a binary microlensing event and is crossing the caustic again
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Abell 63
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Planetary Nebula Abell 63 Abell 63 was the first planetary nebula to be shown to host a binary central star, and has since been shown to be an archetype system. This image taken with the WFC shows the nebula to comprise a central barrel-shaped structure along with two caps of emission ejected along the...
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