523001–523100
|-bgcolor=#d6d6d6
| 523001 || || — || November 2, 2007 || Kitt Peak || Spacewatch || || align=right | 2.2 km || |-id=002 bgcolor=#E9E9E9 | 523002 || || — || October 4, 2007 || Kitt Peak || Spacewatch || || align=right | 2.4 km || |-id=003 bgcolor=#d6d6d6 | 523003 || || — || September 18, 2006 || Kitt Peak || Spacewatch || || align=right | 2.7 km || |-id=004 bgcolor=#d6d6d6 | 523004 || || — || May 19, 2005 || Mount Lemmon || Mount Lemmon Survey || || align=right | 2.2 km || |-id=005 bgcolor=#fefefe | 523005 || || — || February 25, 2011 || Mount Lemmon || Mount Lemmon Survey || || align=right data-sort-value="0.69" | 690 m || |-id=006 bgcolor=#d6d6d6 | 523006 || || — || September 26, 2011 || Haleakala || Pan-STARRS || || align=right | 2.1 km || |-id=007 bgcolor=#E9E9E9 | 523007 || || — || October 18, 2012 || Haleakala || Pan-STARRS || || align=right | 1.6 km || |-id=008 bgcolor=#E9E9E9 | 523008 || || — || May 28, 2006 || Kitt Peak || Spacewatch || || align=right | 2.5 km || |-id=009 bgcolor=#E9E9E9 | 523009 || || — || April 19, 2007 || Kitt Peak || Spacewatch || || align=right data-sort-value="0.83" | 830 m || |-id=010 bgcolor=#E9E9E9 | 523010 || || — || November 18, 2008 || Kitt Peak || Spacewatch || || align=right | 1.1 km || |-id=011 bgcolor=#d6d6d6 | 523011 || || — || August 27, 2006 || Kitt Peak || Spacewatch || || align=right | 1.9 km || |-id=012 bgcolor=#E9E9E9 | 523012 || || — || September 23, 2008 || Mount Lemmon || Mount Lemmon Survey || || align=right data-sort-value="0.83" | 830 m || |-id=013 bgcolor=#d6d6d6 | 523013 || || — || August 27, 2006 || Kitt Peak || Spacewatch || || align=right | 1.9 km || |-id=014 bgcolor=#d6d6d6 | 523014 || || — || December 27, 2011 || Kitt Peak || Spacewatch || || align=right | 2.2 km || |-id=015 bgcolor=#E9E9E9 | 523015 || || — || April 5, 2014 || Haleakala || Pan-STARRS || || align=right | 2.1 km || |-id=016 bgcolor=#E9E9E9 | 523016 || || — || October 11, 2007 || Kitt Peak || Spacewatch || || align=right | 1.7 km || |-id=017 bgcolor=#E9E9E9 | 523017 || || — || October 10, 2007 || Mount Lemmon || Mount Lemmon Survey || || align=right | 1.9 km || |-id=018 bgcolor=#d6d6d6 | 523018 || || — || October 5, 2005 || Kitt Peak || Spacewatch || || align=right | 2.4 km || |-id=019 bgcolor=#d6d6d6 | 523019 || || — || August 10, 2016 || Haleakala || Pan-STARRS || || align=right | 2.8 km || |-id=020 bgcolor=#d6d6d6 | 523020 || || — || August 27, 2006 || Kitt Peak || Spacewatch || || align=right | 2.4 km || |-id=021 bgcolor=#d6d6d6 | 523021 || || — || September 13, 2005 || Kitt Peak || Spacewatch || || align=right | 2.4 km || |-id=022 bgcolor=#d6d6d6 | 523022 || || — || July 19, 2015 || Haleakala || Pan-STARRS || || align=right | 2.3 km || |-id=023 bgcolor=#d6d6d6 | 523023 || || — || January 25, 2006 || Kitt Peak || Spacewatch || 7:4 || align=right | 3.1 km || |-id=024 bgcolor=#d6d6d6 | 523024 || || — || February 25, 2007 || Kitt Peak || Spacewatch || || align=right | 2.4 km || |-id=025 bgcolor=#E9E9E9 | 523025 || || — || January 17, 2009 || Kitt Peak || Spacewatch || || align=right | 2.3 km || |-id=026 bgcolor=#fefefe | 523026 || || — || February 28, 2008 || Kitt Peak || Spacewatch || || align=right data-sort-value="0.68" | 680 m || |-id=027 bgcolor=#E9E9E9 | 523027 || || — || March 17, 2005 || Kitt Peak || Spacewatch || || align=right | 2.3 km || |-id=028 bgcolor=#d6d6d6 | 523028 || || — || October 28, 2011 || Mount Lemmon || Mount Lemmon Survey || || align=right | 2.7 km || |-id=029 bgcolor=#fefefe | 523029 || || — || May 8, 2008 || Mount Lemmon || Mount Lemmon Survey || || align=right data-sort-value="0.73" | 730 m || |-id=030 bgcolor=#fefefe | 523030 || || — || August 31, 2005 || Kitt Peak || Spacewatch || || align=right data-sort-value="0.73" | 730 m || |-id=031 bgcolor=#E9E9E9 | 523031 || || — || October 20, 2012 || Haleakala || Pan-STARRS || || align=right | 1.6 km || |-id=032 bgcolor=#d6d6d6 | 523032 || || — || June 14, 2010 || Mount Lemmon || Mount Lemmon Survey || || align=right | 2.6 km || |-id=033 bgcolor=#d6d6d6 | 523033 || || — || October 13, 2006 || Kitt Peak || Spacewatch || || align=right | 2.9 km || |-id=034 bgcolor=#d6d6d6 | 523034 || || — || September 19, 2011 || Haleakala || Pan-STARRS || || align=right | 2.7 km || |-id=035 bgcolor=#d6d6d6 | 523035 || || — || September 2, 2010 || Mount Lemmon || Mount Lemmon Survey || || align=right | 3.4 km || |-id=036 bgcolor=#d6d6d6 | 523036 || || — || October 1, 2011 || Kitt Peak || Spacewatch || || align=right | 2.7 km || |-id=037 bgcolor=#E9E9E9 | 523037 || || — || October 28, 2008 || Kitt Peak || Spacewatch || || align=right | 1.2 km || |-id=038 bgcolor=#d6d6d6 | 523038 || || — || February 13, 2008 || Kitt Peak || Spacewatch || || align=right | 2.8 km || |-id=039 bgcolor=#E9E9E9 | 523039 || || —