HRM overestimating calories?

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JayKayAitch
JayKayAitch Posts: 1
edited January 8 in Fitness and Exercise
I think my HRM might be overestimating my calories. I'm female, 29, 132lbs. I did one hour of Just Dance on the Kinect, and my HRM shows that I burned 559 calories. MFP exercise database estimates 287 calories. Which number should I use?
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