504001–504100
|-bgcolor=#E9E9E9
| 504001 || || — || December 18, 2004 || Socorro || LINEAR || || align=right | 3.0 km || |-id=002 bgcolor=#E9E9E9 | 504002 || || — || December 11, 2004 || Kitt Peak || Spacewatch || || align=right | 2.5 km || |-id=003 bgcolor=#E9E9E9 | 504003 || || — || January 15, 2005 || Kitt Peak || Spacewatch || || align=right | 2.1 km || |-id=004 bgcolor=#E9E9E9 | 504004 || || — || January 16, 2005 || Socorro || LINEAR || || align=right | 3.0 km || |-id=005 bgcolor=#E9E9E9 | 504005 || || — || February 1, 2005 || Kitt Peak || Spacewatch || || align=right | 1.8 km || |-id=006 bgcolor=#fefefe | 504006 || || — || March 4, 2005 || Mount Lemmon || Mount Lemmon Survey || || align=right data-sort-value="0.82" | 820 m || |-id=007 bgcolor=#fefefe | 504007 || || — || September 27, 2003 || Socorro || LINEAR || H || align=right data-sort-value="0.78" | 780 m || |-id=008 bgcolor=#fefefe | 504008 || || — || March 16, 2005 || Catalina || CSS || H || align=right data-sort-value="0.59" | 590 m || |-id=009 bgcolor=#fefefe | 504009 || || — || March 30, 2005 || Catalina || CSS || || align=right | 1.0 km || |-id=010 bgcolor=#d6d6d6 | 504010 || || — || April 6, 2005 || Mount Lemmon || Mount Lemmon Survey || || align=right | 2.0 km || |-id=011 bgcolor=#fefefe | 504011 || || — || April 10, 2005 || Kitt Peak || Spacewatch || || align=right data-sort-value="0.63" | 630 m || |-id=012 bgcolor=#FA8072 | 504012 || || — || May 9, 2005 || Siding Spring || SSS || unusual || align=right | 2.8 km || |-id=013 bgcolor=#fefefe | 504013 || || — || May 10, 2005 || Mount Lemmon || Mount Lemmon Survey || || align=right data-sort-value="0.71" | 710 m || |-id=014 bgcolor=#fefefe | 504014 || || — || April 11, 2005 || Mount Lemmon || Mount Lemmon Survey || || align=right data-sort-value="0.83" | 830 m || |-id=015 bgcolor=#d6d6d6 | 504015 || || — || May 11, 2005 || Kitt Peak || Spacewatch || || align=right | 3.1 km || |-id=016 bgcolor=#fefefe | 504016 || || — || May 3, 2005 || Kitt Peak || Spacewatch || H || align=right data-sort-value="0.67" | 670 m || |-id=017 bgcolor=#d6d6d6 | 504017 || || — || April 17, 2005 || Kitt Peak || Spacewatch || EOS || align=right | 1.7 km || |-id=018 bgcolor=#fefefe | 504018 || || — || June 29, 2005 || Kitt Peak || Spacewatch || || align=right data-sort-value="0.83" | 830 m || |-id=019 bgcolor=#d6d6d6 | 504019 || || — || June 29, 2005 || Kitt Peak || Spacewatch || || align=right | 2.7 km || |-id=020 bgcolor=#d6d6d6 | 504020 || || — || July 4, 2005 || Kitt Peak || Spacewatch || || align=right | 2.9 km || |-id=021 bgcolor=#d6d6d6 | 504021 || || — || July 5, 2005 || Mount Lemmon || Mount Lemmon Survey || || align=right | 3.1 km || |-id=022 bgcolor=#d6d6d6 | 504022 || || — || July 9, 2005 || Kitt Peak || Spacewatch || LIX || align=right | 3.4 km || |-id=023 bgcolor=#d6d6d6 | 504023 || || — || August 28, 2005 || Kitt Peak || Spacewatch || VER || align=right | 2.2 km || |-id=024 bgcolor=#FA8072 | 504024 || || — || August 30, 2005 || Kitt Peak || Spacewatch || || align=right data-sort-value="0.52" | 520 m || |-id=025 bgcolor=#FFC2E0 | 504025 || || — || September 8, 2005 || Siding Spring || SSS || AMO || align=right data-sort-value="0.58" | 580 m || |-id=026 bgcolor=#d6d6d6 | 504026 || || — || September 29, 2005 || Mount Lemmon || Mount Lemmon Survey || || align=right | 2.1 km || |-id=027 bgcolor=#fefefe | 504027 || || — || September 30, 2005 || Mount Lemmon || Mount Lemmon Survey || critical || align=right data-sort-value="0.31" | 310 m || |-id=028 bgcolor=#d6d6d6 | 504028 || || — || August 31, 2005 || Kitt Peak || Spacewatch || || align=right | 2.6 km || |-id=029 bgcolor=#E9E9E9 | 504029 || || — || October 7, 2005 || Kitt Peak || Spacewatch || || align=right data-sort-value="0.64" | 640 m || |-id=030 bgcolor=#E9E9E9 | 504030 || || — || October 1, 2005 || Kitt Peak || Spacewatch || || align=right data-sort-value="0.56" | 560 m || |-id=031 bgcolor=#E9E9E9 | 504031 || || — || October 26, 2005 || Kitt Peak || Spacewatch || || align=right data-sort-value="0.59" | 590 m || |-id=032 bgcolor=#E9E9E9 | 504032 || || — || October 26, 2005 || Kitt Peak || Spacewatch || || align=right data-sort-value="0.72" | 720 m || |-id=033 bgcolor=#FFC2E0 | 504033 || || — || October 29, 2005 || Mount Lemmon || Mount Lemmon Survey || APO +1km || align=right data-sort-value="0.79" | 790 m || |-id=034 bgcolor=#FFC2E0 | 504034 || || — || October 30, 2005 || Palomar || NEAT || APO +1kmPHA || align=right | 1.1 km || |-id=035 bgcolor=#E9E9E9 | 504035 || || — || October 27, 2005 || Mount Lemmon || Mount Lemmon Survey || || align=right data-sort-value="0.62" | 620 m || |-id=036 bgcolor=#E9E9E9 | 504036 || || — || October 25, 2005 || Mount Lemmon || Mount Lemmon Survey || || align=right data-sort-value="0.60" | 600 m || |-id=037 bgcol