| Minorplanet: | yes |
| Background: |
|
| 564 Dudu | |
| Mpc Name: | (564) Dudu |
| Pronounced: | pronounced as /de/ |
| Alt Names: | 1905 QM |
| Discovered: | 9 May 1905 |
| Epoch: | 31 July 2016 (JD 2457600.5) |
| Eccentricity: | 0.27697 |
| Semimajor: | 2.7464AU |
| Perihelion: | 1.9857AU |
| Aphelion: | 3.5071abbr=onNaNabbr=on |
| Period: | 4.55 yr (1662.4 d) |
| Inclination: | 17.990° |
| Asc Node: | 70.761° |
| Arg Peri: | 215.026° |
| Mean Motion: | / day |
| Orbit Ref: | [1] |
| Observation Arc: | 101.79 yr (37178 d) |
| Uncertainty: | 0 |
| Abs Magnitude: | 10.43 |
| Rotation: | 8.882abbr=onNaNabbr=on |
| Mean Radius: | km |
564 Dudu is a minor planet orbiting the Sun. It was discovered 9 May 1905 by German astronomer Paul Götz at Heidelberg, and was named for a female character in the novel Thus Spoke 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.