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Spectrophotometric monitoring and broad-band photometric monitoring over the course of 4 months in the spring of 2012 allowed a determination of a time delay in the broad H$\\beta$ emission line of $\\tau=5.3\\pm1.8$ days in the rest frame of the AGN. Combined with the width of the variable portion of the emission line, we determine a black hole mass of $M_{\\rm BH} = (1.6 \\pm 0.4) \\times 10^6$ M$_{\\odot}$. 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