Asteroid 20433, Prestinenza, was discovered on February 14, 1999 by Gianluca Masi at Ceccano, Frosinone, Italy. It has a period of 5 years, 211 days.
It was named for Italian amateur astronomer Luigi Prestinenza (born 1929) is a very active, appreciated and popular Italian amateur astronomer.
Luigi Prestinenza
The astrological meaning of asteroid Prestinenza seems to be: fast-tracked, eased in, under restriction, on probation, handicapped or hampered.