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HD 102077
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Title: The young binary HD 102077: Orbit, spectral type, kinematics, and moving group membership Author: Maria Wöllert, Wolfgang Brandner, Sabine Reffert, Joshua E. Schlieder, Maren Mohler-Fischer, Rainer Köhler, Thomas Henning The K-type binary star HD 102077 was proposed as a candidate me...
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PNV J09553488+6910194
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ATel 6009: Discovery of an Apparent Nova in M81 and an Increase of H-alpha Emission from PNV J09553488+6910194
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HD 54272
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Title: HD 54272, a classical lambda Bootis star and gamma Doradus pulsator Author: E. Paunzen, M. Skarka, D.L. Holdsworth, B. Smalley, R. G. West We detect the second known lambda Bootis star (HD 54272) which exhibits gamma Doradus-type pulsations. The star was formerly misidentified as a RR Lyra...
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HR 5171
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HR 5171 A: VLT Spots Largest Yellow Hypergiant Star ESO's Very Large Telescope Interferometer has revealed the largest yellow star - and one of the ten largest stars found so far. This hypergiant has been found to measure more than 1300 times the diameter of the Sun, and to be part of a double star syste...
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NGC 2909
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NGC 2909 is a magnitude +13.3 double star located in the constellation Ursa Major. The double star was discovered by British astronomer John Herschel using a 47.5 cm (18.7 inch) f/13 speculum reflector at Windsor Road, Slough, on the 12th March 1828. Right Ascension 09h 36m 59.8s, Declination +6...
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MOA-2013-BLG-220Lb
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Title: MOA-2013-BLG-220Lb: Planetary Companion to a Possible Brown Dwarf Host Author: J.C. Yee, C. Han, A. Gould, J. Skowron, I.A. Bond, A. Udalski, M. Hundertmark, L.A.G. Monard, I. Porritt, P. Nelson, V. Bozza, M.D. Albrow, J.-Y. Choi, G.W. Christie, D.L. DePoy, B.S. Gaudi, K.-H. Hwang, Y.K. J...
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NGC 2871
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NGC 2871 is a magnitude +13.0 quadruple star located near the galaxy NGC 2872 in the constellation Leo. The star was discovered by Irish astronomer Lawrence Parsons, 4th Earl of Rosse, using a 180 cm (72 inch) speculum reflector at Birr Castle on the 7th March 1874. Right Ascension 09h 25m 39.4s, Dec...
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OQ Carinae
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Title: OQ Carinae: A New Southern Z Cam Type Dwarf Nova Author: Rod Stubbings, Mike Simonsen Long term optical monitoring of the dwarf nova OQ Car has been conducted to study the previously unknown behaviour of this star system. The observations have shown OQ Car to have frequent dwarf nova outburst...
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GALEX J194419.33+491257.0
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Title: GALEX J194419.33+491257.0: An Unusually Active SU UMa-Type Dwarf Nova with a Very Short Orbital Period in the Kepler Data Author: Taichi Kato (Kyoto U.), Yoji Osaki (U. of Tokyo) We studied the background dwarf nova of KIC 11412044 in the Kepler public data and identified it with GALEX J1944...
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MAXI J0057-720
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ATel 5930: MAXI J0057-720: Swift observations, SXP 46.6 in outburst
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NGC 2879
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NGC 2879 is a quadruple star or asterism arranged in the shape of the letter "Y" located in the constellation Hydra. The asterism was discovered by German-Danish astronomer Heinrich Louis d'Arrest using a 27.94 cm (11 inch) f/17.5 Merz-Refractor at Copenhagen Observatory on the 27th February 186...
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NGC 2399
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NGC 2399 is a magnitude 13-14 group of three stars located in the constellation Canis Major. The grouping was discovered by American astronomer George Phillips Bond using a 38.1 cm (15 inch) refractor at Harvard on the 26th February 1853. Right Ascension 07h 29m 49.9s, Declination Dec -00° 12' 49"...
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ER Ursae Majoris
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The dwarf nova ER Ursae Majoris is in outburst. Date: 25th March, 2011 Magnitude range: 12.4 - 15.2 V Period: ? days Satellite period: 0.06366 days Type: UGSU Position(2000): RA=09 47 11.89, Dec=+51°54'08.7"
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IGR J11014-6103
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Title: IGR J11014-6103: a newly discovered pulsar wind nebula? Authors: L. Pavan, E. Bozzo, G. Pühlhofer, C. Ferrigno, M. Balbo, R. Walter Context: IGRJ11014-6103 is one of the still unidentified hard X-ray INTEGRAL sources, reported for the first time in the 4th IBIS/ISGRI catalogue. Aims: We i...
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V475 Scorpii
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ATel 5913: NuSTAR observation of V475 Sco
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