NSV 1907 - A new eclipsing, nova-like cataclysmic variable
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- 作者：Stefan Hü ; mmerich ; a ; b ; ernham@rz-online.de" class="auth_mail" title="E-mail the corresponding author ; Rainer Grö ; bela ; Franz-Josef Hambscha ; b ; c ; Franky Duboisc ; d ; Richard Ashleye ; Boris T. Gä ; nsickee ; Siegfried Vanaverbekec ; d ; f ; Klaus Bernharda ; b ; Patrick Wilsc
- 关键词：Binaries ; Eclipsing ; Stars ; Variables ; Cataclysmic variables ; Stars ; Variables ; SW Sex stars ; Stars ; Individual ; NSV 1907
- 刊名：New Astronomy
- 出版年：2017
- 出版时间：January 2017
- 年：2017
- 卷：50
- 期：Complete
- 页码：30-36
- 全文大小：1865 K
文摘
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A spectrum and multicolour photometric observations are presented for NSV 1907.
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NSV 1907 was identified as a deeply eclipsing, nova-like cataclysmic variable.
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We find ext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S1384107616300513&_mathId=si5.gif&_user=111111111&_pii=S1384107616300513&_rdoc=1&_issn=13841076&md5=ea10e3b932e215899a6c6778d0a8cb83" title="Click to view the MathML source">P<em>orbem>=0.2761069er hidden">e"> days and establish the presence of a secondary minimum.
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We propose NSV 1907 as a new moderately bright long-period SW Sextantis star.
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We find a possible 4.2 day period (the nodal precession period of the disc?).