intermediate polar


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intermediate polar

[‚in·tər′mēd·ē·ət ′pōl·ər]
(astronomy)
A member of a class of cataclysmic variable stars whose x-ray and optical light curves display large pulses on time scales of minutes. Also known as DQ Herculis star.
References in periodicals archive ?
First identified as a magnetic CV in the late 1980s, V2301 Oph was initially thought to be an intermediate polar (IP), as observations seemed to show the presence of a small accretion disc.
Based on X-ray observations, they suggested the system might be an intermediate polar.
In this regard it resembles the intermediate polar HT Cam, which shows a fair amount of variability during quiescence.
From unfiltered time resolved photometry, we measured the white dwarf spin period of the intermediate polar 1RXS J063631.

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