bgcolor=#E9E9E9 | 149547 || || — || May 2, 2003 || Socorro || LINEAR || — || align=right | 3.7 km || |-id=548 bgcolor=#d6d6d6 | 149548 || 2003 KY || — || May 20, 2003 || Haleakala || NEAT || — || align=right | 7.3 km || |-id=549 bgcolor=#d6d6d6 | 149549 || || — || May 22, 2003 || Kitt Peak || Spacewatch || EOS || align=right | 2.8 km || |-id=550 bgcolor=#d6d6d6 | 149550 || || — || May 22, 2003 || Kitt Peak || Spacewatch || — || align=right | 4.7 km || |-id=551 bgcolor=#E9E9E9 | 149551 || || — || May 25, 2003 || Anderson Mesa || LONEOS || GEF || align=right | 2.1 km || |-id=552 bgcolor=#E9E9E9 | 149552 || || — || May 26, 2003 || Kitt Peak || Spacewatch || — || align=right | 2.6 km || |-id=553 bgcolor=#d6d6d6 | 149553 || || — || May 27, 2003 || Kitt Peak || Spacewatch || THM || align=right | 3.2 km || |-id=554 bgcolor=#d6d6d6 | 149554 || || — || May 22, 2003 || Kitt Peak || Spacewatch || — || align=right | 4.0 km || |-id=555 bgcolor=#d6d6d6 | 149555 || || — || May 26, 2003 || Kitt Peak || Spacewatch || — || align=right | 4.0 km || |-id=556 bgcolor=#d6d6d6 | 149556 || || — || June 2, 2003 || Kitt Peak || Spacewatch || — || align=right | 3.1 km || |-id=557 bgcolor=#E9E9E9 | 149557 || || — || June 4, 2003 || Reedy Creek || J. Broughton || — || align=right | 3.1 km || |-id=558 bgcolor=#d6d6d6 | 149558 || || — || July 1, 2003 || Socorro || LINEAR || EOS || align=right | 4.0 km || |-id=559 bgcolor=#d6d6d6 | 149559 || || — || July 22, 2003 || Campo Imperatore || CINEOS || TIR || align=right | 6.7 km || |-id=560 bgcolor=#C2E0FF | 149560 || || — || August 24, 2003 || Cerro Tololo || M. W. Buie || centaurcritical || align=right | 106 km || |-id=561 bgcolor=#fefefe | 149561 || || — || September 28, 2003 || Socorro || LINEAR || H || align=right | 1.1 km || |-id=562 bgcolor=#fefefe | 149562 || || — || October 21, 2003 || Kitt Peak || Spacewatch || H || align=right data-sort-value="0.85" | 850 m || |-id=563 bgcolor=#fefefe | 149563 || || — || November 15, 2003 || Kitt Peak ||