What exactly is meant by spurious periods of stars? E. Tanner writes in Spurious Periods in Spectroscopic Binaries in 1948

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Furthermore: Can spurious periods be produced by aliasing, and how can they be handled? I read about this that these periods can be detected while using Robust variogram estimator in this paper.

  • $\begingroup$ Are you referring to this adsabs.harvard.edu/full/1948JRASC..42..177T $\endgroup$
    – James K
    May 23, 2021 at 17:16
  • $\begingroup$ Yes, I am referring to this concept. $\endgroup$ May 23, 2021 at 18:58
  • $\begingroup$ Welcome to astronomy SE! To avoid down- and close-votes, please follow the guidelines How to Ask. It would be great if you could edit-in the reference @JamesK mentioned plus the relevant quote from it. $\endgroup$
    – B--rian
    May 23, 2021 at 20:47
  • $\begingroup$ To give you an idea what I am talking about, I edit your question a bit, but further improvements (and details) from your side would be beneficial. $\endgroup$
    – B--rian
    May 23, 2021 at 20:53
  • $\begingroup$ Thank you for your editing, I also edit it according to my understandings. $\endgroup$ May 24, 2021 at 6:34


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