J0720 is confirmed as a magnetic cataclysmic variable (polar) with a 1.5-hour orbit, stream-fed accretion without a disk, and unusually weak He II emission relative to H beta.
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MASTER OT J072007.30+451611.6: A Polar with Strong Optical Variability and Suppressed He II Emission
J0720 is confirmed as a magnetic cataclysmic variable (polar) with a 1.5-hour orbit, stream-fed accretion without a disk, and unusually weak He II emission relative to H beta.