|| || — || April 24, 2006 || Mount Lemmon || Mount Lemmon Survey || — || align=right | 2.7 km || |-id=523 bgcolor=#d6d6d6 | 164523 || || — || April 21, 2006 || Catalina || CSS || — || align=right | 5.3 km || |-id=524 bgcolor=#E9E9E9 | 164524 || || — || April 27, 2006 || Socorro || LINEAR || — || align=right | 4.7 km || |-id=525 bgcolor=#d6d6d6 | 164525 || || — || April 24, 2006 || Kitt Peak || Spacewatch || KOR || align=right | 2.4 km || |-id=526 bgcolor=#E9E9E9 | 164526 || || — || April 24, 2006 || Kitt Peak || Spacewatch || HEN || align=right | 1.2 km || |-id=527 bgcolor=#E9E9E9 | 164527 || || — || April 24, 2006 || Kitt Peak || Spacewatch || HOF || align=right | 4.3 km || |-id=528 bgcolor=#fefefe | 164528 || || — || April 24, 2006 || Mount Lemmon || Mount Lemmon Survey || MAS || align=right | 1.4 km || |-id=529 bgcolor=#d6d6d6 | 164529 || || — || April 28, 2006 || Socorro || LINEAR || THM || align=right | 3.8 km || |-id=530 bgcolor=#fefefe | 164530 || || — || April 21, 2006 || Catalina || CSS || — || align=right | 1.8 km || |-id=531 bgcolor=#fefefe | 164531 || || — || April 30, 2006 || Kitt Peak || Spacewatch || FLO || align=right | 1.3 km || |-id=532 bgcolor=#fefefe | 164532 || || — || April 30, 2006 || Kitt Peak || Spacewatch || MAS || align=right | 1.3 km || |-id=533 bgcolor=#fefefe | 164533 || || — || April 30, 2006 || Kitt Peak || Spacewatch || EUT || align=right | 1.2 km || |-id=534 bgcolor=#E9E9E9 | 164534 || || — || April 26, 2006 || Socorro || LINEAR || — || align=right | 3.9 km || |-id=535 bgcolor=#E9E9E9 | 164535 || || — || April 25, 2006 || Palomar || NEAT || — || align=right | 1.3 km || |-id=536 bgcolor=#d6d6d6 | 164536 Davehinson || || || April 27, 2006 || Cerro Tololo || M. W. Buie || KOR || align=right | 1.6 km || |-id=537 bgcolor=#E9E9E9 | 164537 || || — || May 3, 2006 || Mount Lemmon || Mount Lemmon Survey || — || align=right | 1.2 km || |-id=538 bgcolor=#d6d6d6 | 164538 || || — || May 2, 2006 || Nyukasa || Mount Nyukasa Stn. ||