Peak || Spacewatch || — || align=right data-sort-value="0.77" | 770 m || |-id=496 bgcolor=#d6d6d6 | 463496 || || — || February 16, 2010 || Mount Lemmon || Mount Lemmon Survey || — || align=right | 2.7 km || |-id=497 bgcolor=#E9E9E9 | 463497 || || — || March 25, 2012 || Mount Lemmon || Mount Lemmon Survey || — || align=right | 1.9 km || |-id=498 bgcolor=#d6d6d6 | 463498 || || — || April 6, 2010 || WISE || WISE || — || align=right | 4.7 km || |-id=499 bgcolor=#fefefe | 463499 || || — || April 20, 2009 || Mount Lemmon || Mount Lemmon Survey || NYS || align=right data-sort-value="0.64" | 640 m || |-id=500 bgcolor=#E9E9E9 | 463500 || || — || November 9, 2009 || Mount Lemmon || Mount Lemmon Survey || — || align=right | 1.9 km || |} 463501–463600 |-bgcolor=#fefefe | 463501 || || — || May 9, 2005 || Kitt Peak || Spacewatch || V || align=right data-sort-value="0.69" | 690 m || |-id=502 bgcolor=#fefefe | 463502 || || — || February 7, 2008 || Kitt Peak || Spacewatch || — || align=right data-sort-value="0.81" | 810 m || |-id=503 bgcolor=#E9E9E9 | 463503 || || — || September 15, 2009 || Kitt Peak || Spacewatch || — || align=right | 1.3 km || |-id=504 bgcolor=#fefefe | 463504 || || — || July 30, 2013 || Kitt Peak || Spacewatch || — || align=right data-sort-value="0.79" | 790 m || |-id=505 bgcolor=#d6d6d6 | 463505 || || — || September 19, 2008 || Kitt Peak || Spacewatch || EOS || align=right | 1.6 km || |-id=506 bgcolor=#d6d6d6 | 463506 || || — || April 22, 2012 || Kitt Peak || Spacewatch || EOS || align=right | 1.9 km || |-id=507 bgcolor=#fefefe | 463507 || || — || February 13, 2008 || Mount Lemmon || Mount Lemmon Survey || — || align=right data-sort-value="0.70" | 700 m || |-id=508 bgcolor=#d6d6d6 | 463508 || || — || March 4, 2011 || Catalina || CSS || EOS || align=right | 1.9 km || |-id=509 bgcolor=#E9E9E9 | 463509 || || — || September 23, 2009 || Mount Lemmon || Mount Lemmon Survey || — || align=right | 1.3 km || |-id=510 bgcolor=#fefefe | 463510 || || — || September 29, 2003 || Kitt Peak || Spacewatch || — || align=right data-sort-value="0.77" | 770 m || |-id=511 bgcolor=#fefefe | 463511 || || — || March 1, 2008