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
Fidelio the beautiful weather. Marzelline similarly begs him, and Rocco agrees to distract Pizarro while the prisoners are set free. The prisoners, ecstatic at their temporary freedom, sing joyfully ("O welche Lust"—"O what a joy"), but remembering that they might be caught by the prison's governor Pizarro, are soon quiet. After meeting with Pizarro, Rocco reenters and tells Fidelio that Pizarro will allow the marriage, and Fidelio will also be permitted to join Rocco on his rounds in the dungeon ("Nun sprecht, wie ging's?"—"Speak, how did it go?"). Rocco and Fidelio prepare to go to Florestan's cell, with the knowledge that