• Title/Summary/Keyword: M35 (NGC 2168)

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NEW VARIABLE STARS IN THE REGION OF THE OPEN CLUSTER M35 (NGC 2168) (산개성단 M35(NGC 2168) 영역의 새로운 변광성)

  • Jeon, Young-Beom;Lee, Hye-Ran
    • Publications of The Korean Astronomical Society
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    • v.25 no.4
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    • pp.167-176
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    • 2010
  • In the region of the intermediate open cluster M35 (NGC 2168), the time-series of V CCD images was taken for 12 nights from December 18, 2007 to September 25, 2010. From this observation, we detected 22 variable stars including 15 new ones. They are 6 $\delta$ Scuti, a Cepheid, an RR Lyrae, 9 eclipsing binaries and 5 semi-long periodic and/or slow irregular type variable stars. For the V photometry of the $\delta$2 Scuti stars, the multi-frequency analysis was performed using the Discrete Fourier Transform and the linear least-square fitting.