|| E. W. Elst || — || align=right | 2.6 km || |} 12101–12200 |-bgcolor=#d6d6d6 | 12101 Trujillo || || || May 1, 1998 || Anderson Mesa || LONEOS || EOS || align=right | 7.0 km || |-id=102 bgcolor=#E9E9E9 | 12102 Piazzolla || || || May 5, 1998 || Woomera || F. B. Zoltowski || EUN || align=right | 4.9 km || |-id=103 bgcolor=#fefefe | 12103 || 1998 KL || — || May 19, 1998 || Woomera || F. B. Zoltowski || — || align=right | 3.2 km || |-id=104 bgcolor=#d6d6d6 | 12104 Chesley || || || May 22, 1998 || Anderson Mesa || LONEOS || — || align=right | 11 km || |-id=105 bgcolor=#fefefe | 12105 || || — || May 25, 1998 || Xinglong || SCAP || FLO || align=right | 3.6 km || |-id=106 bgcolor=#fefefe | 12106 Menghuan || || || May 22, 1998 || Socorro || LINEAR || V || align=right | 2.0 km || |-id=107 bgcolor=#fefefe | 12107 || || — || May 22, 1998 || Socorro || LINEAR || — || align=right | 3.1 km || |-id=108 bgcolor=#d6d6d6 | 12108 || || — || May 22, 1998 || Socorro || LINEAR || HYG || align=right | 9.7 km || |-id=109 bgcolor=#E9E9E9 | 12109 || || — || May 23, 1998 || Socorro || LINEAR || — || align=right | 10 km || |-id=110 bgcolor=#fefefe | 12110 || || — || May 22, 1998 || La Palma || M. R. Burleigh, N. P. Bannister || — || align=right | 4.0 km || |-id=111 bgcolor=#E9E9E9 | 12111 Ulm || 1998 LU || || June 1, 1998 || La Silla || E. W. Elst || — || align=right | 4.2 km || |-id=112 bgcolor=#d6d6d6 | 12112 Sprague || || || June 23, 1998 || Catalina || CSS || ALA || align=right | 14 km || |-id=113 bgcolor=#d6d6d6 | 12113 Hollows || || || July 29, 1998 || Reedy Creek || J. Broughton || EOS || align=right | 10 km || |-id=114 bgcolor=#d6d6d6 | 12114 || || — || August 17, 1998 || Socorro || LINEAR || — || align=right | 16 km || |-id=115 bgcolor=#d6d6d6 | 12115 Robertgrimm || || || September 16, 1998 || Catalina || CSS || — || align=right | 20 km || |-id=116 bgcolor=#d6d6d6 | 12116 || || — || May 10, 1999 || Socorro || LINEAR || — || align=right | 13