Socorro || LINEAR || KOR || align=right | 6.7 km || |-id=050 bgcolor=#d6d6d6 | 12050 Humecronyn || || || April 27, 1997 || Kitt Peak || Spacewatch || KOR || align=right | 6.9 km || |-id=051 bgcolor=#fefefe | 12051 Pícha || 1997 JO || || May 2, 1997 || Ondřejov || L. Kotková || KLI || align=right | 6.8 km || |-id=052 bgcolor=#C2FFFF | 12052 Aretaon || || || May 3, 1997 || La Silla || E. W. Elst || L5 || align=right | 39 km || |-id=053 bgcolor=#fefefe | 12053 Turtlestar || || || August 9, 1997 || Starkenburg Observatory || Starkenburg Obs. || V || align=right | 3.5 km || |-id=054 bgcolor=#C2FFFF | 12054 || || — || October 5, 1997 || Ondřejov || L. Kotková || L4 || align=right | 23 km || |-id=055 bgcolor=#fefefe | 12055 || || — || December 30, 1997 || Ōizumi || T. Kobayashi || — || align=right | 3.6 km || |-id=056 bgcolor=#fefefe | 12056 Yoshigeru || || || December 30, 1997 || Ōizumi || T. Kobayashi || FLO || align=right | 3.2 km || |-id=057 bgcolor=#fefefe | 12057 Alfredsturm || || || February 18, 1998 || Starkenburg Observatory || Starkenburg Obs. || — || align=right | 3.2 km || |-id=058 bgcolor=#E9E9E9 | 12058 || || — || February 24, 1998 || Haleakalā || NEAT || — || align=right | 4.4 km || |-id=059 bgcolor=#E9E9E9 | 12059 du Châtelet || || || March 1, 1998 || La Silla || E. W. Elst || — || align=right | 4.8 km || |-id=060 bgcolor=#fefefe | 12060 || || — || March 20, 1998 || Socorro || LINEAR || PHO || align=right | 3.5 km || |-id=061 bgcolor=#fefefe | 12061 Alena || || || March 21, 1998 || Zeno || T. Stafford || — || align=right | 4.4 km || |-id=062 bgcolor=#E9E9E9 | 12062 Tilmanspohn || || || March 24, 1998 || Caussols || ODAS || — || align=right | 3.8 km || |-id=063 bgcolor=#fefefe | 12063 || || — || March 22, 1998 || Ōizumi || T. Kobayashi || — || align=right | 3.2 km || |-id=064 bgcolor=#E9E9E9 | 12064 Guiraudon || || || March 28, 1998 || Caussols || ODAS || HNS || align=right | 6.6 km || |-id=065 bgcolor=#fefefe | 12065 Jaworski || || || March 20, 1998 || Socorro || LINEAR || NYS || align=right | 2.0 km || |-id=066