km || |-id=462 bgcolor=#d6d6d6 | 20462 || || — || June 14, 1999 || Kitt Peak || Spacewatch || EOS || align=right | 7.7 km || |-id=463 bgcolor=#fefefe | 20463 || || — || June 23, 1999 || Woomera || F. B. Zoltowski || V || align=right | 2.7 km || |-id=464 bgcolor=#fefefe | 20464 || || — || June 24, 1999 || Woomera || F. B. Zoltowski || FLO || align=right | 2.2 km || |-id=465 bgcolor=#fefefe | 20465 Vervack || || || June 20, 1999 || Anderson Mesa || LONEOS || — || align=right | 3.4 km || |-id=466 bgcolor=#E9E9E9 | 20466 || || — || June 20, 1999 || Catalina || CSS || — || align=right | 14 km || |-id=467 bgcolor=#fefefe | 20467 Hibbitts || || || June 20, 1999 || Anderson Mesa || LONEOS || — || align=right | 4.2 km || |-id=468 bgcolor=#d6d6d6 | 20468 Petercook || || || July 13, 1999 || Reedy Creek || J. Broughton || — || align=right | 7.9 km || |-id=469 bgcolor=#d6d6d6 | 20469 Dudleymoore || || || July 13, 1999 || Reedy Creek || J. Broughton || — || align=right | 5.7 km || |-id=470 bgcolor=#fefefe | 20470 || || — || July 13, 1999 || Socorro || LINEAR || — || align=right | 10 km || |-id=471 bgcolor=#E9E9E9 | 20471 || || — || July 13, 1999 || Socorro || LINEAR || — || align=right | 5.3 km || |-id=472 bgcolor=#fefefe | 20472 Mollypettit || || || July 13, 1999 || Socorro || LINEAR || NYS || align=right | 5.4 km || |-id=473 bgcolor=#E9E9E9 | 20473 || || — || July 13, 1999 || Socorro || LINEAR || EUN || align=right | 6.3 km || |-id=474 bgcolor=#fefefe | 20474 Reasoner || || || July 13, 1999 || Socorro || LINEAR || — || align=right | 2.8 km || |-id=475 bgcolor=#E9E9E9 | 20475 || || — || July 13, 1999 || Socorro || LINEAR || — || align=right | 3.7 km || |-id=476 bgcolor=#fefefe | 20476 Chanarich || || || July 13, 1999 || Socorro || LINEAR || — || align=right | 2.4 km || |-id=477 bgcolor=#fefefe | 20477 Anastroda || || || July 14, 1999 || Socorro || LINEAR || V || align=right | 2.7 km || |-id=478 bgcolor=#E9E9E9 | 20478 Rutenberg || || || July 14, 1999 || Socorro || LINEAR || — || align=right