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 1934, "The New York Times" commented that it "carr[ied] most of the comedy of the original" but was "rather weak on the musical side", despite the presence of stars such as Novotná. Opera-lovers, the review suggested, should not expect too much, but the work nevertheless gave an attractive portrait of Bohemian village life in the mid-19th century. The reviewer found most of the acting first-rate, but commented that "the photography and sound reproduction are none too clear at times." Other film adaptations of the opera were made in 1922 directed by Oldrich Kminek (Atropos), in 1933, directed by Jaroslav Kvapil,