Original: 15385 Dallolmo (1997 SP4) is a main-belt asteroid discovered on September 25, 1997 by Osservatorio San Vittore at Bologna.
Simplified: 15385 Dallolmo (1997 SP4) is a Main-belt Asteroid that was found on September 25, 1997 by the Osservatorio San Vittore at Bologna, Italy.