|| — || April 12, 2004 || Siding Spring || SSS || — || align=right | 1.9 km || |-id=581 bgcolor=#E9E9E9 | 177581 || || — || April 12, 2004 || Anderson Mesa || LONEOS || — || align=right | 2.0 km || |-id=582 bgcolor=#E9E9E9 | 177582 || || — || April 12, 2004 || Anderson Mesa || LONEOS || NEM || align=right | 3.1 km || |-id=583 bgcolor=#E9E9E9 | 177583 || || — || April 10, 2004 || Kvistaberg || UDAS || MAR || align=right | 1.9 km || |-id=584 bgcolor=#E9E9E9 | 177584 || || — || April 13, 2004 || Socorro || LINEAR || — || align=right | 4.1 km || |-id=585 bgcolor=#E9E9E9 | 177585 || || — || April 13, 2004 || Palomar || NEAT || JUN || align=right | 2.2 km || |-id=586 bgcolor=#E9E9E9 | 177586 || || — || April 13, 2004 || Catalina || CSS || — || align=right | 1.8 km || |-id=587 bgcolor=#E9E9E9 | 177587 || || — || April 10, 2004 || Palomar || NEAT || — || align=right | 5.5 km || |-id=588 bgcolor=#E9E9E9 | 177588 || || — || April 10, 2004 || Catalina || CSS || EUN || align=right | 2.3 km || |-id=589 bgcolor=#d6d6d6 | 177589 || || — || April 11, 2004 || Palomar || NEAT || — || align=right | 5.9 km || |-id=590 bgcolor=#E9E9E9 | 177590 || || — || April 14, 2004 || Anderson Mesa || LONEOS || AEO || align=right | 2.3 km || |-id=591 bgcolor=#E9E9E9 | 177591 || || — || April 14, 2004 || Anderson Mesa || LONEOS || DOR || align=right | 3.7 km || |-id=592 bgcolor=#E9E9E9 | 177592 || || — || April 15, 2004 || Catalina || CSS || — || align=right | 2.6 km || |-id=593 bgcolor=#E9E9E9 | 177593 || || — || April 15, 2004 || Siding Spring || SSS || — || align=right | 3.4 km || |-id=594 bgcolor=#E9E9E9 | 177594 || || — || April 12, 2004 || Siding Spring || SSS || CLO || align=right | 3.5 km || |-id=595 bgcolor=#E9E9E9 | 177595 || || — || April 12, 2004 || Palomar || NEAT || — || align=right | 2.5 km || |-id=596 bgcolor=#d6d6d6 | 177596 || || — || April 12, 2004 || Kitt Peak || Spacewatch || — || align=right | 3.9 km || |-id=597 bgcolor=#E9E9E9 | 177597 || ||