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  1. Hace 5 horas · In 2010, Gonzalo Tancredi presented a report to the IAU evaluating a list of 46 trans-Neptunian candidates for dwarf planet status based on light-curve-amplitude analysis and a calculation that the object was more than 450 kilometres (280 mi) in diameter.Some diameters were measured, some were best-fit estimates, and others used an assumed albedo of 0.10 to calculate the diameter.