|| align=right | 3.3 km || |-id=437 bgcolor=#fefefe | 401437 || || — || December 20, 2004 || Mount Lemmon || Mount Lemmon Survey || — || align=right data-sort-value="0.81" | 810 m || |-id=438 bgcolor=#E9E9E9 | 401438 || || — || March 17, 2009 || Kitt Peak || Spacewatch || — || align=right | 1.6 km || |-id=439 bgcolor=#fefefe | 401439 || || — || September 6, 2008 || Catalina || CSS || — || align=right data-sort-value="0.73" | 730 m || |-id=440 bgcolor=#fefefe | 401440 || || — || November 9, 2008 || Mount Lemmon || Mount Lemmon Survey || — || align=right data-sort-value="0.77" | 770 m || |-id=441 bgcolor=#d6d6d6 | 401441 || || — || September 29, 2005 || Kitt Peak || Spacewatch || — || align=right | 3.0 km || |-id=442 bgcolor=#fefefe | 401442 || || — || March 3, 2006 || Mount Lemmon || Mount Lemmon Survey || — || align=right data-sort-value="0.85" | 850 m || |-id=443 bgcolor=#d6d6d6 | 401443 || || — || December 8, 1999 || Kitt Peak || Spacewatch || — || align=right | 3.6 km || |-id=444 bgcolor=#d6d6d6 | 401444 || || — || December 27, 2006 || Mount Lemmon || Mount Lemmon Survey || — || align=right | 3.3 km || |-id=445 bgcolor=#E9E9E9 | 401445 || || — || January 17, 2009 || Kitt Peak || Spacewatch || — || align=right data-sort-value="0.94" | 940 m || |-id=446 bgcolor=#C2FFFF | 401446 || || — || January 27, 2010 || WISE || WISE || L4 || align=right | 11 km || |-id=447 bgcolor=#E9E9E9 | 401447 || || — || January 22, 2013 || Mount Lemmon || Mount Lemmon Survey || — || align=right | 2.2 km || |-id=448 bgcolor=#E9E9E9 | 401448 || || — || February 21, 2001 || Kitt Peak || Spacewatch || — || align=right | 1.1 km || |-id=449 bgcolor=#fefefe | 401449 || || — || January 18, 2009 || Kitt Peak || Spacewatch || — || align=right data-sort-value="0.99" | 990 m || |-id=450 bgcolor=#E9E9E9 | 401450 || || — || February 5, 2009 || Mount Lemmon || Mount Lemmon Survey || WIT || align=right | 1.1 km || |-id=451 bgcolor=#fefefe | 401451 || || — || February 25, 2006 || Mount Lemmon || Mount Lemmon Survey || V || align=right data-sort-value="0.65" | 650 m || |-id=452 bgcolor=#d6d6d6 | 401452 || || — || January 11, 2008 || Mount Lemmon ||