Search for the periodicity in brightness and radial velocity variations of the runaway star HD 218915

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An analysis of the variations in the brightness and radial velocity of the high-velocity (runaway) star HD 218915 based on the author's ground-based Crimean observations and from Hipparcos data is presented. The analysis leads to the conclusion that there is a periodic component in the brightness and radial velocity variations of HD 218915. The period is estimated to be about 0.89 days.

Keywords: Photometry; Radial velocity; Runaway stars

Document Type: Research Article


Affiliations: South-Russia State University of Economics and Service, 147 Shevchenko Street, Shakhty, 346500, Rostov Region, Russia

Publication date: February 1, 2006

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