Leda and the Swan (Michelangelo) Francis I of France, who later sent it to the Palace of Fontainebleau. The best known copy is attributed to Rosso Fiorentino and hangs in the National Gallery in London, with others in the Gemäldegalerie (Dresden), the Gemäldegalerie (Berlin) and the Correr Museum in Venice. The Casa Buonarroti in Florence holds not only a copy but also a preparatory drawing of Leda's head, held to be by Michelangelo himself. There are also several prints of the work, the most faithful of which is thought to be the one by Nicolas Béatrizet, which also shows Castor and Pollux. Leda and the
38 Leda of 116 ± 13 km. This is consistent with the asteroid dimensions computed through other means. Based upon a light curve that was generated from photometric observations of this asteroid at Pulkovo Observatory, it has a rotation period of 12.834 ± 0.001 hours and varies in brightness by 0.15 ± 0.01 in magnitude. 38 Leda Leda (; minor planet designation: 38 Leda) is a large, dark main-belt asteroid that was discovered by French astronomer J. Chacornac on January 12, 1856, and named after Leda, the mother of Helen of Troy in Greek mythology. In the Tholen classification system, it is