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
Otakar Mařák in "The Bartered Bride", "Dalibor", Ladislav Podhajský in "The Two Widows", Lucas in "The Kiss" as well as in traditional world repertory which saw Mařák play Don Ottavio in "Don Giovanni", Massenet's "Werther", Cavaradossi in "Tosca" and Alfred Germont in "La Traviata". He often took on the role of Don José in Bizet's "Carmen". He died on 2 July 1939 in Prague. Together with Emmy Destinn and Karel Burian, Mařák completed the trio of well-known early 20th century Czech singers. "This article is based on a in the Czech Wikipedia" Otakar Mařák Otakar Mařák (5 January 1872 Esztergom, Hungary –