September 26, 1998 || Socorro || LINEAR || — || align=right | 12 km || |-id=222 bgcolor=#d6d6d6 | 40222 || || — || September 26, 1998 || Socorro || LINEAR || — || align=right | 7.1 km || |-id=223 bgcolor=#d6d6d6 | 40223 || || — || September 26, 1998 || Socorro || LINEAR || AEG || align=right | 12 km || |-id=224 bgcolor=#d6d6d6 | 40224 || || — || September 23, 1998 || Caussols || ODAS || EOS || align=right | 4.5 km || |-id=225 bgcolor=#d6d6d6 | 40225 || || — || September 20, 1998 || La Silla || E. W. Elst || THM || align=right | 6.6 km || |-id=226 bgcolor=#d6d6d6 | 40226 || || — || September 20, 1998 || La Silla || E. W. Elst || MEL || align=right | 11 km || |-id=227 bgcolor=#d6d6d6 | 40227 Tahiti || || || September 20, 1998 || La Silla || E. W. Elst || HIL3:2 || align=right | 17 km || |-id=228 bgcolor=#E9E9E9 | 40228 || || — || October 12, 1998 || Reedy Creek || J. Broughton || — || align=right | 3.7 km || |-id=229 bgcolor=#fefefe | 40229 || || — || October 14, 1998 || Socorro || LINEAR || H || align=right | 1.3 km || |-id=230 bgcolor=#d6d6d6 | 40230 Rožmberk || || || October 14, 1998 || Kleť || M. Tichý || THM || align=right | 7.6 km || |-id=231 bgcolor=#fefefe | 40231 || || — || October 14, 1998 || Xinglong || SCAP || H || align=right | 1.2 km || |-id=232 bgcolor=#fefefe | 40232 || 1998 UD || — || October 16, 1998 || Catalina || CSS || — || align=right | 3.4 km || |-id=233 bgcolor=#d6d6d6 | 40233 Baradeau || || || October 20, 1998 || Caussols || ODAS || — || align=right | 8.6 km || |-id=234 bgcolor=#d6d6d6 | 40234 || || — || October 21, 1998 || Reedy Creek || J. Broughton || — || align=right | 5.6 km || |-id=235 bgcolor=#d6d6d6 | 40235 || || — || October 23, 1998 || Višnjan Observatory || K. Korlević || — || align=right | 12 km || |-id=236 bgcolor=#E9E9E9 | 40236 || || — || October 28, 1998 || Socorro || LINEAR || — || align=right | 5.7 km || |-id=237 bgcolor=#C2FFFF | 40237 || || — || November 11, 1998 || Nachi-Katsuura || Y. Shimizu, T. Urata || L4slow || align=right