LONEOS || — || align=right | 2.5 km || |-id=389 bgcolor=#E9E9E9 | 392389 || || — || January 12, 2010 || Mount Lemmon || Mount Lemmon Survey || — || align=right | 2.4 km || |-id=390 bgcolor=#E9E9E9 | 392390 || || — || February 16, 2010 || Mount Lemmon || Mount Lemmon Survey || — || align=right | 1.3 km || |-id=391 bgcolor=#E9E9E9 | 392391 || || — || May 14, 2010 || Mount Lemmon || Mount Lemmon Survey || — || align=right | 1.5 km || |-id=392 bgcolor=#d6d6d6 | 392392 || || — || May 13, 2010 || WISE || WISE || — || align=right | 2.1 km || |-id=393 bgcolor=#E9E9E9 | 392393 || || — || January 30, 2010 || WISE || WISE || JUN || align=right | 2.8 km || |-id=394 bgcolor=#E9E9E9 | 392394 || || — || May 9, 2010 || Siding Spring || SSS || — || align=right | 2.2 km || |-id=395 bgcolor=#E9E9E9 | 392395 || || — || October 24, 2008 || Kitt Peak || Spacewatch || JUN || align=right data-sort-value="0.85" | 850 m || |-id=396 bgcolor=#E9E9E9 | 392396 || || — || April 9, 2010 || Mount Lemmon || Mount Lemmon Survey || — || align=right | 1.3 km || |-id=397 bgcolor=#fefefe | 392397 || || — || May 25, 2003 || Kitt Peak || Spacewatch || V || align=right data-sort-value="0.97" | 970 m || |-id=398 bgcolor=#fefefe | 392398 || || — || February 16, 2010 || Catalina || CSS || ERI || align=right | 2.1 km || |-id=399 bgcolor=#d6d6d6 | 392399 || || — || February 2, 2008 || Mount Lemmon || Mount Lemmon Survey || EMA || align=right | 3.5 km || |-id=400 bgcolor=#d6d6d6 | 392400 || || — || May 26, 2010 || WISE || WISE || HYG || align=right | 2.9 km || |} 392401–392500 |-bgcolor=#E9E9E9 | 392401 || || — || May 19, 2010 || Catalina || CSS || — || align=right | 1.9 km || |-id=402 bgcolor=#E9E9E9 | 392402 || || — || May 21, 2010 || Mount Lemmon || Mount Lemmon Survey || HNS || align=right | 1.3 km || |-id=403 bgcolor=#d6d6d6 | 392403 || || — || June 4, 2010 || Kitt Peak || Spacewatch || ALA || align=right | 3.7 km || |-id=404 bgcolor=#E9E9E9 | 392404 || || — || May 2, 1997 || Caussols || ODAS || — || align=right | 1.8