Among the asteroids discovered and tracked by Observatorio Astronómico de Mallorca thanks to its four remotely operated telescopes and to the clear skies of Sierra de la Sagra, on February 15, 2012, a team coordinated by Jaume Nomen, astronomer at OAM located the asteroid Duende, Guia sobre el asteroide 2012 DA14 and calculated that the following year, more specifically on 15 February 2013, it would pass 27700 kilometers from Earth, the closest known distance an asteroid of that absolute magnitude has come to the planet, and well within the geosynchronous orbit,