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Fig. 3.
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χ2 map as a function of Psurface and ρ derived from the simultaneous fit to our light curve. The minimum χ2 value of 10.08 with 12 degrees of freedom is marked with a black point. The 1σ (
), 2σ (
), and 3σ (
) levels are also shown. The 1σ curve provides the error bar.
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