— || March 18, 2004 || Apache Point || SDSS || EOS || align=right | 2.6 km || |-id=261 bgcolor=#d6d6d6 | 464261 || || — || December 21, 2008 || Mount Lemmon || Mount Lemmon Survey || — || align=right | 2.8 km || |-id=262 bgcolor=#d6d6d6 | 464262 || || — || March 20, 2010 || Mount Lemmon || Mount Lemmon Survey || — || align=right | 3.9 km || |-id=263 bgcolor=#d6d6d6 | 464263 || || — || March 3, 2000 || Kitt Peak || Spacewatch || — || align=right | 2.3 km || |-id=264 bgcolor=#E9E9E9 | 464264 || || — || December 8, 2004 || Socorro || LINEAR || — || align=right | 3.3 km || |-id=265 bgcolor=#d6d6d6 | 464265 || || — || October 5, 2002 || Kitt Peak || Spacewatch || — || align=right | 2.4 km || |-id=266 bgcolor=#d6d6d6 | 464266 || || — || September 18, 2007 || Catalina || CSS || — || align=right | 3.3 km || |-id=267 bgcolor=#E9E9E9 | 464267 || || — || January 7, 2006 || Kitt Peak || Spacewatch || — || align=right | 3.1 km || |-id=268 bgcolor=#C2FFFF | 464268 || || — || September 17, 2009 || Kitt Peak || Spacewatch || L4 || align=right | 9.9 km || |-id=269 bgcolor=#E9E9E9 | 464269 || || — || December 17, 2012 || Kislovodsk || ASC-Kislovodsk || — || align=right | 1.5 km || |-id=270 bgcolor=#fefefe | 464270 || || — || September 28, 2008 || Mount Lemmon || Mount Lemmon Survey || — || align=right data-sort-value="0.78" | 780 m || |-id=271 bgcolor=#FA8072 | 464271 || || — || September 17, 1996 || Haleakala || NEAT || — || align=right data-sort-value="0.71" | 710 m || |-id=272 bgcolor=#E9E9E9 | 464272 || || — || February 23, 1998 || Kitt Peak || Spacewatch || || align=right | 2.1 km || |-id=273 bgcolor=#E9E9E9 | 464273 || || — || January 19, 1996 || Xinglong || SCAP || — || align=right | 1.2 km || |-id=274 bgcolor=#d6d6d6 | 464274 || || — || May 8, 2008 || Kitt Peak || Spacewatch || — || align=right | 2.9 km || |-id=275 bgcolor=#d6d6d6 | 464275 || || — || March 6, 1994 || Kitt Peak || Spacewatch || — || align=right | 3.3 km || |-id=276 bgcolor=#E9E9E9 | 464276 || || — || November 28, 2005 || Mount Lemmon || Mount Lemmon Survey || GEF