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 whom you've bought"), wondering how anyone could believe that he would really do this, and finally expressing his love for Mařenka. Kecal summons the villagers to witness the contract he has made ("Come inside and listen to me"). He reads the terms: Mařenka is to marry no one but Mícha's son. Krušina and the crowd marvel at Jeník's apparent self-denial, but the mood changes when they learn that he has been paid off. The act ends with Jenik being denounced by Krušina and the rest of the assembly as a rascal. Vašek expresses his confusions in a short, sad song