31 64 33 34 兵庫県立大学 西はりま天文台 : 研究者向け
平成13年度(第12号)

論文リスト:


New Times of Minima of Some Eclipsing Binary Systems、 pp1-2
 著者:Yoshifumi Waki1、Shin-ya Narusawa2、Jose Kaname Ishitsuka Iba3、Masayuki Ioroi4
 所属:1) Nishi-Harima Astronomical Observatory Association、2) Nishi-Harima Astronomical Observatory、3) Department of Earth Scienceand Astronomy, University of Tokyo、4) Bisei Astronomical Observatory
 著者の電子メイルアドレス: waki.waki@nifty.ne.jp
 Received: 2002, May 20

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Short Period Light Variation of the Algol-type Binary U Coronae Borealis、 pp3-11
 著者:Shin-ya Narusawa1、Yoshifumi Waki2、Masayuki Ioroi3、Yasuhisa Nakamura4、Mine Takeuchi5
 所属:1) Nishi-Harima Astronomical Observatory、2) Nishi-Harima Astronomical Observatory Association、3) Bisei Astronomical Observatory、4) Faculty of Education, Fukusima University、5) Astronomical Institute, Tohoku Universty
 著者の電子メイルアドレス: narusawa@nhao.jp
 Received: 2002, November 13

概要: The short period variability in the light curve of U CrB, an Algol-type binary, was examined with the published data of van Gent (1989, A&AS, 77, 471). The period of variability was approximately 0.05d and the amplitude was 0.05 mag. The superposition of several modes was suggested. The properties of the light variability were compared with those of the early-type main-sequence pulsating stars.

 キーワード:binaries: close -- binaries: eclipsing -- stars individual (U CrB) -- stars: oscillation
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