|| Kitt Peak || Spacewatch || — || align=right | 1.1 km || |-id=512 bgcolor=#fefefe | 463512 || || — || February 21, 2012 || Kitt Peak || Spacewatch || — || align=right data-sort-value="0.91" | 910 m || |-id=513 bgcolor=#d6d6d6 | 463513 || || — || September 7, 2008 || Mount Lemmon || Mount Lemmon Survey || EOS || align=right | 1.3 km || |-id=514 bgcolor=#E9E9E9 | 463514 || || — || February 23, 2007 || Mount Lemmon || Mount Lemmon Survey || — || align=right | 2.0 km || |-id=515 bgcolor=#E9E9E9 | 463515 || || — || July 30, 2013 || Kitt Peak || Spacewatch || MAR || align=right data-sort-value="0.83" | 830 m || |-id=516 bgcolor=#d6d6d6 | 463516 || || — || February 26, 2011 || Mount Lemmon || Mount Lemmon Survey || — || align=right | 2.3 km || |-id=517 bgcolor=#E9E9E9 | 463517 || || — || October 28, 2005 || Kitt Peak || Spacewatch || — || align=right | 1.1 km || |-id=518 bgcolor=#fefefe | 463518 || || — || September 29, 2003 || Kitt Peak || Spacewatch || — || align=right data-sort-value="0.68" | 680 m || |-id=519 bgcolor=#E9E9E9 | 463519 || || — || November 17, 2009 || Mount Lemmon || Mount Lemmon Survey || AGN || align=right data-sort-value="0.92" | 920 m || |-id=520 bgcolor=#E9E9E9 | 463520 || || — || January 5, 2006 || Kitt Peak || Spacewatch || NEM || align=right | 2.2 km || |-id=521 bgcolor=#d6d6d6 | 463521 || || — || September 28, 2003 || Apache Point || SDSS || — || align=right | 2.4 km || |-id=522 bgcolor=#d6d6d6 | 463522 || || — || October 6, 2008 || Mount Lemmon || Mount Lemmon Survey || — || align=right | 2.3 km || |-id=523 bgcolor=#d6d6d6 | 463523 || || — || October 9, 2008 || Mount Lemmon || Mount Lemmon Survey || VER || align=right | 2.5 km || |-id=524 bgcolor=#E9E9E9 | 463524 || || — || July 11, 2004 || Palomar || NEAT || — || align=right | 2.3 km || |-id=525 bgcolor=#E9E9E9 | 463525 || || — || January 31, 2003 || Palomar || NEAT || — || align=right | 1.4 km || |-id=526 bgcolor=#E9E9E9 | 463526 || || — || March 28, 2012 || Mount Lemmon || Mount Lemmon Survey || — || align=right | 1.4 km || |-id=527 bgcolor=#E9E9E9 | 463527 || || — || November 15, 1995