|| || — || November 20, 2003 || Socorro || LINEAR || AMO +1km || align=right | 1.7 km || |-id=256 bgcolor=#fefefe | 177256 || || — || November 18, 2003 || Kitt Peak || Spacewatch || — || align=right | 1.2 km || |-id=257 bgcolor=#fefefe | 177257 || || — || November 18, 2003 || Kitt Peak || Spacewatch || — || align=right | 1.2 km || |-id=258 bgcolor=#fefefe | 177258 || || — || November 19, 2003 || Kitt Peak || Spacewatch || ERI || align=right | 2.5 km || |-id=259 bgcolor=#fefefe | 177259 || || — || November 20, 2003 || Socorro || LINEAR || NYS || align=right | 2.9 km || |-id=260 bgcolor=#fefefe | 177260 || || — || November 20, 2003 || Socorro || LINEAR || — || align=right | 1.4 km || |-id=261 bgcolor=#fefefe | 177261 || || — || November 18, 2003 || Palomar || NEAT || — || align=right | 1.4 km || |-id=262 bgcolor=#fefefe | 177262 || || — || November 18, 2003 || Kitt Peak || Spacewatch || ERI || align=right | 2.5 km || |-id=263 bgcolor=#E9E9E9 | 177263 || || — || November 18, 2003 || Palomar || NEAT || — || align=right | 1.3 km || |-id=264 bgcolor=#fefefe | 177264 || || — || November 19, 2003 || Kitt Peak || Spacewatch || NYS || align=right | 1.0 km || |-id=265 bgcolor=#fefefe | 177265 || || — || November 19, 2003 || Socorro || LINEAR || V || align=right data-sort-value="0.81" | 810 m || |-id=266 bgcolor=#FA8072 | 177266 || || — || November 24, 2003 || Socorro || LINEAR || — || align=right | 1.4 km || |-id=267 bgcolor=#fefefe | 177267 || || — || November 18, 2003 || Palomar || NEAT || V || align=right | 1.0 km || |-id=268 bgcolor=#fefefe | 177268 || || — || November 19, 2003 || Anderson Mesa || LONEOS || V || align=right data-sort-value="0.97" | 970 m || |-id=269 bgcolor=#fefefe | 177269 || || — || November 21, 2003 || Socorro || LINEAR || — || align=right data-sort-value="0.89" | 890 m || |-id=270 bgcolor=#fefefe | 177270 || || — || November 20, 2003 || Socorro || LINEAR || — || align=right | 1.8 km || |-id=271 bgcolor=#fefefe | 177271 || || — || November 20, 2003 || Socorro || LINEAR || V || align=right | 1.0 km || |-id=272 bgcolor=#fefefe |