564 Dudu is a minor planet orbiting the Sun. It was discovered May 9, 1905 by German astronomer Paul Götz at Heidelberg, and was named for a female character in the novel Also Sprach Zarathustra by Friedrich Nietzsche. Based on observations made with the IRAS, 564 Dudu has a diameter of 49.57 ± 4.9 km, a geometric albedo of 0.0484 ± 0.011, and an absolute magnitude (H-value) of 10.43.
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