Discovery of a New ER UMa-Type Dwarf Nova IX Draconis

Ishioka Ryoko; Kato Taichi; Uemura Makoto; Iwamatsu Hidetoshi; Matsumoto Katsura; Martin Brian E.; Billings Gary W.; Novak Rudolf

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Discovery of a New ER UMa-Type Dwarf Nova IX Draconis

机译：发现新的ER UMa型矮星新星IX Draconis

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Weobservedanewdwarfnova,IXDra,for46daysbetween2000November10and2001June17,andrevealedthatIXDraisthefifthmemberofapeculiargroupofSUUMastars,calledERUMastars.ThelightcurveisalmostperfectlyidenticaltothatofV1159Ori:supercycle,53d;intervalofnormaloutbursts,3a€“4d;dutycycle,$$sim30%$$;andtheoutburstamplitude,2.5mag.Fromatime-seriesobservationduringthesuperoutbursts,weobtainedapresumablesuperhumpperiodof0.067d.WenotethatsomeclusteringmayexistintheperioddistributionofERUMastars.Itisneededtoconfirmthisclusteringbyalargernumberofexamples.

机译：Weobservedanewdwarfnova，IXDra，for46daysbetween2000November10and2001June17，andrevealedthatIXDraisthefifthmemberofapeculiargroupofSUUMastars，calledERUMastars.ThelightcurveisalmostperfectlyidenticaltothatofV1159Ori：超级周期，53D; intervalofnormaloutbursts，3A€“4D;占空比，$$ SIM30 ％$$; andtheoutburstamplitude，2.5mag.Fromatime-seriesobservationduringthesuperoutbursts，weobtainedapresumablesuperhumpperiodof0.067d.WenotethatsomeclusteringmayexistintheperioddistributionofERUMastars.Itisneededtoconfirmthisclusteringbyalargernumberofexamples。

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《PASJ: Publications of the Astronomical Society of Japan》 |2001年第6期|共页
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Ishioka Ryoko; Kato Taichi; Uemura Makoto; Iwamatsu Hidetoshi; Matsumoto Katsura; Martin Brian E.; Billings Gary W.; Novak Rudolf;
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1. DI Ursae Majoris: Discovery of an Extreme ER UMa-Type Dwarf Nova with the Shortest Orbital Period [J] . Kato Taichi, Nogami Daisaku, Baba Hajime PASJ: Publications of the Astronomical Society of Japan . 1996,第5期

机译：DI Ursae Majoris：发现轨道周期最短的极端ER UMa型矮新星
2. Superoutbursts of the SU UMa-type dwarf nova CP Draconis [J] . Jeremy Shears, David Boyd, Denis Buczynski, Journal of the British Astronomical Association . 2011,第1期

机译：SU UMa型矮新CP Draconis的超级爆发
3. Discovery of standstills in the SU UMa-type dwarf nova NY?Serpentis [J] . Kato Taichi, Pavlenko Elena P, Pit Nikolaj V, PASJ: Publications of the Astronomical Society of Japan . 2019,第2期

机译：在SU UMa型矮新星NY？Serpentis中发现停滞状态
4. IX Draconis, ER UMa-type dwarf nova [C] . M. Otulakowska-Hypka, A. Olech, E. de Miguel, International Astronomical Union . 2013

机译：ix draconis，er um-type dwarf new
5. Hubble COS Spectroscopy of the Dwarf Nova CW Mon: The White Dwarf in Quiescence? [O] . Connor Hause, Edward M. Sion, Patrick Godon, -1

机译：矮新星CW星期一的哈勃COS光谱：处于静止状态的白矮星？
6. IX Draconis – a curious ER UMa-type dwarf nova [O] . M. Otulakowska-hypka, A. Olech, E. De Miguel, 2016

机译：IX Draconis - 一种好奇的ER Uma型矮星新星

Discovery of a New ER UMa-Type Dwarf Nova IX Draconis

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