522001–522100
|-bgcolor=#E9E9E9
| 522001 || || — || May 25, 2010 || WISE || WISE || || align=right | 3.1 km ||
|-id=002 bgcolor=#d6d6d6
| 522002 || || — || January 3, 2011 || Mount Lemmon || Mount Lemmon Survey || || align=right | 2.5 km || |-id=003 bgcolor=#d6d6d6 | 522003 || || — || December 2, 2010 || Mount Lemmon || Mount Lemmon Survey || NAE || align=right | 2.2 km || |-id=004 bgcolor=#d6d6d6 | 522004 || || — || December 27, 2006 || Mount Lemmon || Mount Lemmon Survey || || align=right | 1.9 km || |-id=005 bgcolor=#E9E9E9 | 522005 || || — || August 30, 2005 || Kitt Peak || Spacewatch || || align=right | 2.0 km || |-id=006 bgcolor=#E9E9E9 | 522006 || || — || August 19, 2006 || Kitt Peak || Spacewatch || || align=right | 1.4 km || |-id=007 bgcolor=#d6d6d6 | 522007 || || — || September 27, 2009 || Mount Lemmon || Mount Lemmon Survey || || align=right | 2.5 km || |-id=008 bgcolor=#E9E9E9 | 522008 || || — || September 30, 2010 || Mount Lemmon || Mount Lemmon Survey || || align=right | 1.8 km || |-id=009 bgcolor=#d6d6d6 | 522009 || || — || March 23, 2012 || Catalina || CSS || || align=right | 3.7 km || |-id=010 bgcolor=#d6d6d6 | 522010 || || — || October 24, 2015 || Mount Lemmon || Mount Lemmon Survey || || align=right | 2.8 km || |-id=011 bgcolor=#d6d6d6 | 522011 || || — || December 18, 2004 || Mount Lemmon || Mount Lemmon Survey || || align=right | 3.2 km || |-id=012 bgcolor=#d6d6d6 | 522012 || || — || October 24, 2009 || Kitt Peak || Spacewatch || || align=right | 2.6 km || |-id=013 bgcolor=#d6d6d6 | 522013 || || — || August 28, 2014 || Haleakala || Pan-STARRS || || align=right | 2.7 km || |-id=014 bgcolor=#d6d6d6 | 522014 || || — || December 28, 2005 || Mount Lemmon || Mount Lemmon Survey || || align=right | 3.0 km || |-id=015 bgcolor=#d6d6d6 | 522015 || || — || October 30, 2005 || Mount Lemmon || Mount Lemmon Survey || || align=right | 2.5 km || |-id=016 bgcolor=#d6d6d6 | 522016 || || — || November 3, 2004 || Kitt Peak || Spacewatch || || align=right | 2.4 km || |-id=017 bgcolor=#d6d6d6 | 522017 || || — || August 20, 2014 || Haleakala || Pan-STARRS || 7:4 || align=right | 2.8 km || |-id=018 bgcolor=#d6d6d6 | 522018 || || — || August 30, 2014 || Mount Lemmon || Mount Lemmon Survey || || align=right | 2.7 km || |-id=019 bgcolor=#d6d6d6 | 522019 || || — || November 25, 2005 || Kitt Peak || Spacewatch || || align=right | 2.1 km || |-id=020 bgcolor=#d6d6d6 | 522020 || || — || March 15, 2012 || Mount Lemmon || Mount Lemmon Survey || || align=right | 2.7 km || |-id=021 bgcolor=#E9E9E9 | 522021 || || — || May 13, 2009 || Kitt Peak || Spacewatch || || align=right | 2.8 km || |-id=022 bgcolor=#E9E9E9 | 522022 || || — || December 22, 2003 || Kitt Peak || Spacewatch || || align=right data-sort-value="0.85" | 850 m || |-id=023 bgcolor=#d6d6d6 | 522023 || || — || February 20, 2012 || Haleakala || Pan-STARRS || || align=right | 2.3 km || |-id=024 bgcolor=#d6d6d6 | 522024 || || — || April 22, 2012 || Kitt Peak || Spacewatch || || align=right | 2.5 km || |-id=025 bgcolor=#d6d6d6 | 522025 || || — || August 29, 2014 || Mount Lemmon || Mount Lemmon Survey || || align=right | 2.4 km || |-id=026 bgcolor=#E9E9E9 | 522026 || || — || February 10, 2008 || Catalina || CSS || || align=right | 1.2 km || |-id=027 bgcolor=#E9E9E9 | 522027 || || — || December 29, 2011 || Mount Lemmon || Mount Lemmon Survey || || align=right | 1.2 km || |-id=028 bgcolor=#d6d6d6 | 522028 || || — || April 28, 2007 || Kitt Peak || Spacewatch || || align=right | 2.8 km || |-id=029 bgcolor=#E9E9E9 | 522029 || || — || March 8, 2008 || Catalina || CSS || || align=right | 1.5 km || |-id=030 bgcolor=#E9E9E9 | 522030 || || — || September 30, 2006 || Kitt Peak || Spacewatch || || align=right | 2.7 km || |-id=031 bgcolor=#d6d6d6 | 522031 || || — || February 10, 2011 || Catalina || CSS || || align=right | 3.5 km || |-id=032 bgcolor=#d6d6d6 | 522032 || || — || August 27, 2014 || Haleakala || Pan-STARRS || || align=right | 2.8 km || |-id=033 bgcolor=#d6d6d6 | 522033 || || — || January 13, 2011 || Mount Lemmon || Mount Lemmon Survey || || align=right | 2.9 km || |-id=034 bgcolor=#d6d6d6 | 522034 || || — || March 31, 2012 || Kitt Peak || Spacewatch || || align=right | 2.0 km || |-id=035 bgcolor=#d6d6d6 | 522035 || || — || October 1, 2014 || Haleakala || Pan-STARRS || || align=right | 2.2 km || |-id=036 bgcolor=#E9E9E9 | 522036 || || — || August 28, 2006 || Kitt Peak || Spacewatch || || align=right | 1.1 km || |-id=037 bgcolor=#d6d6d6 | 522037 || || — || March 26, 2006 || Mount Lemmon || Mount Lemmon Survey || || align=right | 2.8 km || |-id=038 bgcolor=#d6d6d6 | 522038 || || — || October 30, 2014 || Kitt Peak || Spacewatch || || align=right | 2.4 km || |-id=039 bgcolor=#d6d6d6 | 522039 || || — || November 5, 2010 || Mount Lemmon || Mount Le