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 Theatre company in Vienna, as part of the Vienna Music and Theatre Exhibition of 1892, where its favourable reception was the beginning of its worldwide popularity among opera audiences. Since the Czech language was not widely spoken, international performances tended to be in German. The United States premiere took place at the Haymarket Theatre, Chicago, on 20 August 1893. The opera was introduced to the Hamburg State Opera in 1894 by Gustav Mahler, then serving as its director; a year later a German company brought a production to the Theatre Royal, Drury Lane in London. In 1897, after his appointment