— || September 1, 1998 || Woomera || F. B. Zoltowski || ALA || align=right | 8.5 km || |-id=171 bgcolor=#d6d6d6 | 40171 || 1998 RS || — || September 11, 1998 || Zeno || T. Stafford || URS || align=right | 10 km || |-id=172 bgcolor=#d6d6d6 | 40172 || || — || September 15, 1998 || Anderson Mesa || LONEOS || — || align=right | 7.7 km || |-id=173 bgcolor=#d6d6d6 | 40173 || || — || September 12, 1998 || Kitt Peak || Spacewatch || KOR || align=right | 4.1 km || |-id=174 bgcolor=#d6d6d6 | 40174 || || — || September 14, 1998 || Kitt Peak || Spacewatch || URS || align=right | 8.8 km || |-id=175 bgcolor=#d6d6d6 | 40175 || || — || September 14, 1998 || Xinglong || SCAP || — || align=right | 9.6 km || |-id=176 bgcolor=#d6d6d6 | 40176 || || — || September 14, 1998 || Socorro || LINEAR || EOS || align=right | 6.2 km || |-id=177 bgcolor=#d6d6d6 | 40177 || || — || September 14, 1998 || Socorro || LINEAR || THM || align=right | 7.3 km || |-id=178 bgcolor=#d6d6d6 | 40178 || || — || September 14, 1998 || Socorro || LINEAR || — || align=right | 8.3 km || |-id=179 bgcolor=#d6d6d6 | 40179 || || — || September 14, 1998 || Socorro || LINEAR || EOS || align=right | 5.1 km || |-id=180 bgcolor=#d6d6d6 | 40180 || || — || September 14, 1998 || Socorro || LINEAR || — || align=right | 6.3 km || |-id=181 bgcolor=#d6d6d6 | 40181 || || — || September 14, 1998 || Socorro || LINEAR || — || align=right | 6.8 km || |-id=182 bgcolor=#fefefe | 40182 || || — || September 14, 1998 || Socorro || LINEAR || FLO || align=right | 2.6 km || |-id=183 bgcolor=#d6d6d6 | 40183 || || — || September 14, 1998 || Socorro || LINEAR || — || align=right | 5.3 km || |-id=184 bgcolor=#d6d6d6 | 40184 || || — || September 14, 1998 || Socorro || LINEAR || — || align=right | 13 km || |-id=185 bgcolor=#d6d6d6 | 40185 || || — || September 14, 1998 || Socorro || LINEAR || EOS || align=right | 5.5 km || |-id=186 bgcolor=#d6d6d6 | 40186 || || — || September 14, 1998 || Socorro || LINEAR || — || align=right | 5.9 km || |-id=187 bgcolor=#d6d6d6 | 40187 || || —