2047 Smetana an albedo of 0.544. The Collaborative Asteroid Lightcurve Link assumes an albedo of 0.30 – a compromise value between 0.4 and 0.2, corresponding to the Hungaria asteroids both as family and orbital group – and calculates a diameter of 3.85 kilometers with an absolute magnitude of 14.0. This minor planet was named for the Czech national composer Bedřich Smetana (1824–1884), best known for the opera "The Bartered Bride", the cycle of six symphonic poems "My homeland" and the string quartet "From my life". The approved naming citation was published by the Minor Planet Center before November 1977 (). 2047 Smetana
The Bartered Bride know of a maiden fair"), he falls for her charms and swears to give Mařenka up. Meanwhile, Kecal is attempting to buy Jeník off, and after some verbal fencing makes a straight cash offer: a hundred florins if Jeník will renounce Mařenka. Not enough, is the reply. When Kecal increases the offer to 300 florins, Jeník pretends to accept, but imposes a condition – no one but Mícha's son will be allowed to wed Mařenka. Kecal agrees, and rushes off to prepare the contract. Alone, Jeník ponders the deal he has apparently made to barter his beloved ("When you discover