770 m || |-id=439 bgcolor=#fefefe | 164439 || || — || February 20, 2006 || Catalina || CSS || H || align=right | 1.0 km || |-id=440 bgcolor=#fefefe | 164440 || || — || February 22, 2006 || Catalina || CSS || — || align=right | 1.9 km || |-id=441 bgcolor=#fefefe | 164441 || || — || February 20, 2006 || Kitt Peak || Spacewatch || MAS || align=right | 1.1 km || |-id=442 bgcolor=#fefefe | 164442 || || — || February 20, 2006 || Mount Lemmon || Mount Lemmon Survey || MAS || align=right | 1.1 km || |-id=443 bgcolor=#d6d6d6 | 164443 || || — || February 20, 2006 || Kitt Peak || Spacewatch || YAK || align=right | 4.1 km || |-id=444 bgcolor=#fefefe | 164444 || || — || February 21, 2006 || Kitt Peak || Spacewatch || — || align=right | 1.1 km || |-id=445 bgcolor=#fefefe | 164445 || || — || February 21, 2006 || Mount Lemmon || Mount Lemmon Survey || MAS || align=right data-sort-value="0.96" | 960 m || |-id=446 bgcolor=#fefefe | 164446 || || — || February 23, 2006 || Anderson Mesa || LONEOS || KLI || align=right | 3.2 km || |-id=447 bgcolor=#fefefe | 164447 || || — || February 20, 2006 || Catalina || CSS || — || align=right | 2.3 km || |-id=448 bgcolor=#d6d6d6 | 164448 || || — || February 20, 2006 || Kitt Peak || Spacewatch || — || align=right | 3.4 km || |-id=449 bgcolor=#E9E9E9 | 164449 || || — || February 24, 2006 || Catalina || CSS || — || align=right | 1.7 km || |-id=450 bgcolor=#fefefe | 164450 || || — || February 24, 2006 || Mount Lemmon || Mount Lemmon Survey || NYS || align=right | 1.1 km || |-id=451 bgcolor=#fefefe | 164451 || || — || February 24, 2006 || Kitt Peak || Spacewatch || — || align=right | 1.7 km || |-id=452 bgcolor=#fefefe | 164452 || || — || February 22, 2006 || Socorro || LINEAR || NYS || align=right | 1.3 km || |-id=453 bgcolor=#fefefe | 164453 || || — || February 20, 2006 || Catalina || CSS || — || align=right | 1.5 km || |-id=454 bgcolor=#E9E9E9 | 164454 || || — || February 21, 2006 || Catalina || CSS || — || align=right | 1.7 km || |-id=455 bgcolor=#E9E9E9 | 164455 || || — || February 22, 2006 || Anderson