1647 Menelaus included in the robust HCM-analysis by Nesvorný "(also see )". Instead, these bodies are considered non-family asteroids of the Jovian background population. This minor planet was named after the Greek mythological figure, Menelaus, husband of Helen of Troy, brother of Agamemnon, and king and leader of the Spartan contingent of the Greek army during the Trojan War. The discoverer followed the convention to name bodies located in the camp to the east of Jupiter after famous Greek heroes. The "Dictionary of Minor Planet Names" also mentions that the lunar crater "Menelaus" was named after the Greek hero. However, based on
Duke of Sparta Duke of Sparta Duke of Sparta () was a title instituted in 1868 to designate the Crown Prince of the Kingdom of Greece. Its legal status was exceptional, as the Greek constitution forbade the award or acceptance of titles of nobility for Greek citizens. Consequently, it was mostly used abroad, although also in unofficial use within Greece. In 1868, when the Crown Prince Constantine (later king as Constantine I) was born, King George I issued a decree according to which Constantine, as well as any future heir to the Greek crown, would bear the title "Duke of Sparta". However, this