524 Fidelio 524 Fidelio Fidelio (minor planet designation: 524 Fidelio) is a large minor planet with a diameter of 71 km, orbiting the Sun near the center of the main asteroid belt. Fidelio contains both metals and carbon (Spectral class XC). Concerning its name, the "Catalogue of Minor Planet Names and Discovery Circumstances" notes, "This is the name of Leonora when disguised as a man in the opera "Fidelio" (composed 1805) by the German composer Ludwig van Beethoven. The name dates from a period when Max Wolf assigned the names of female operatic characters to asteroids he had newly discovered. 524 Fidelio
Andromaque (opera) Andromaque (opera) Andromaque is an opera in three acts by the composer André Ernest Modeste Grétry. The French libretto is an adaptation of Jean Racine's play "Andromaque" by Louis-Guillaume Pitra (1735-1818). It was first performed on 6 June 1780 by the Académie Royale de Musique (Paris Opera) in the second Salle du Palais-Royal. It was the only opera Grétry wrote in the form of a "tragédie lyrique". Grétry was regarded as the leading composer of "opéra comique" of his time and "Andromaque" was his only tragic opera for the Académie Royale de Musique. During the 1770s, Christoph Willibald von Gluck