Socorro || LINEAR || — || align=right | 3.6 km || |-id=018 bgcolor=#E9E9E9 | 148018 || || — || December 29, 1997 || Kitt Peak || Spacewatch || — || align=right | 4.2 km || |-id=019 bgcolor=#E9E9E9 | 148019 || || — || December 31, 1997 || Socorro || LINEAR || — || align=right | 6.7 km || |-id=020 bgcolor=#E9E9E9 | 148020 || || — || January 2, 1998 || Kitt Peak || Spacewatch || — || align=right | 2.9 km || |-id=021 bgcolor=#E9E9E9 | 148021 || 1998 CT || — || February 4, 1998 || Modra || A. Galád, A. Pravda || — || align=right | 2.7 km || |-id=022 bgcolor=#d6d6d6 | 148022 || || — || February 6, 1998 || La Silla || E. W. Elst || HYG || align=right | 5.4 km || |-id=023 bgcolor=#E9E9E9 | 148023 || || — || February 20, 1998 || Farra d'Isonzo || Farra d'Isonzo || — || align=right | 4.5 km || |-id=024 bgcolor=#E9E9E9 | 148024 || || — || February 24, 1998 || Kitt Peak || Spacewatch || — || align=right | 3.2 km || |-id=025 bgcolor=#E9E9E9 | 148025 || || — || February 24, 1998 || Kitt Peak || Spacewatch || WIT || align=right | 1.6 km || |-id=026 bgcolor=#d6d6d6 | 148026 || || — || February 26, 1998 || Haleakala || NEAT || — || align=right | 4.4 km || |-id=027 bgcolor=#E9E9E9 | 148027 || || — || March 8, 1998 || Xinglong || SCAP || PAL || align=right | 3.2 km || |-id=028 bgcolor=#d6d6d6 | 148028 || || — || March 1, 1998 || La Silla || E. W. Elst || NAE || align=right | 6.6 km || |-id=029 bgcolor=#E9E9E9 | 148029 || || — || March 20, 1998 || Kitt Peak || Spacewatch || — || align=right | 3.0 km || |-id=030 bgcolor=#E9E9E9 | 148030 || || — || March 26, 1998 || Haleakala || NEAT || — || align=right | 6.3 km || |-id=031 bgcolor=#d6d6d6 | 148031 || || — || March 31, 1998 || Socorro || LINEAR || — || align=right | 5.6 km || |-id=032 bgcolor=#E9E9E9 | 148032 || || — || March 29, 1998 || Socorro || LINEAR || HNA || align=right | 4.4 km || |-id=033 bgcolor=#fefefe | 148033 || || — || June 28, 1998 || La Silla || E. W. Elst || — || align=right | 1.5 km ||