sentences:  In 1931, "Beograd" was first identified as at Uccle Observatory, extending the body's observation arc by 7 years prior to its official discovery observation at Belgrade.French amateur astronomer Laurent Bernasconi obtained a lightcurve of "Beograd" from photometric observations taken in March 2005.Light-curve analysis gave a rotation period of 6.943 hours with a brightness variation of 0.18 magnitude ().