177221 || || — || October 21, 2003 || Kitt Peak || Spacewatch || — || align=right | 1.3 km || |-id=222 bgcolor=#fefefe | 177222 || || — || October 22, 2003 || Kitt Peak || Spacewatch || — || align=right | 1.1 km || |-id=223 bgcolor=#fefefe | 177223 || || — || October 22, 2003 || Kitt Peak || Spacewatch || — || align=right data-sort-value="0.91" | 910 m || |-id=224 bgcolor=#fefefe | 177224 || || — || October 21, 2003 || Socorro || LINEAR || NYS || align=right data-sort-value="0.91" | 910 m || |-id=225 bgcolor=#fefefe | 177225 || || — || October 21, 2003 || Socorro || LINEAR || NYS || align=right | 3.5 km || |-id=226 bgcolor=#fefefe | 177226 || || — || October 22, 2003 || Socorro || LINEAR || — || align=right | 1.0 km || |-id=227 bgcolor=#fefefe | 177227 || || — || October 24, 2003 || Socorro || LINEAR || — || align=right | 1.0 km || |-id=228 bgcolor=#fefefe | 177228 || || — || October 24, 2003 || Socorro || LINEAR || V || align=right | 1.0 km || |-id=229 bgcolor=#fefefe | 177229 || || — || October 22, 2003 || Haleakala || NEAT || — || align=right | 1.0 km || |-id=230 bgcolor=#fefefe | 177230 || || — || October 24, 2003 || Socorro || LINEAR || — || align=right | 1.3 km || |-id=231 bgcolor=#E9E9E9 | 177231 || || — || October 24, 2003 || Socorro || LINEAR || — || align=right | 1.3 km || |-id=232 bgcolor=#fefefe | 177232 || || — || October 25, 2003 || Socorro || LINEAR || — || align=right | 1.3 km || |-id=233 bgcolor=#fefefe | 177233 || || — || October 26, 2003 || Catalina || CSS || — || align=right | 1.0 km || |-id=234 bgcolor=#fefefe | 177234 || || — || October 26, 2003 || Kitt Peak || Spacewatch || — || align=right | 1.5 km || |-id=235 bgcolor=#E9E9E9 | 177235 || || — || October 25, 2003 || Socorro || LINEAR || — || align=right | 1.3 km || |-id=236 bgcolor=#fefefe | 177236 || || — || October 27, 2003 || Haleakala || NEAT || — || align=right | 1.3 km || |-id=237 bgcolor=#fefefe | 177237 || || — || October 28, 2003 || Socorro || LINEAR || NYS || align=right | 1.0 km || |-id=238 bgcolor=#fefefe | 177238 || ||