5.7 km || |-id=231 bgcolor=#E9E9E9 | 31231 Uthmann || 1998 CA || || February 1, 1998 || Drebach || J. Kandler, G. Lehmann || — || align=right | 5.9 km || |-id=232 bgcolor=#d6d6d6 | 31232 Slavonice || 1998 CF || || February 1, 1998 || Kleť || J. Tichá, M. Tichý || — || align=right | 7.3 km || |-id=233 bgcolor=#d6d6d6 | 31233 || || — || February 1, 1998 || Xinglong || SCAP || EOS || align=right | 4.7 km || |-id=234 bgcolor=#d6d6d6 | 31234 Bea || || || February 7, 1998 || Modra || A. Galád, A. Pravda || — || align=right | 5.2 km || |-id=235 bgcolor=#d6d6d6 | 31235 || || — || February 6, 1998 || La Silla || E. W. Elst || EOS || align=right | 6.6 km || |-id=236 bgcolor=#d6d6d6 | 31236 || || — || February 14, 1998 || Farra d'Isonzo || Farra d'Isonzo || EOS || align=right | 7.0 km || |-id=237 bgcolor=#d6d6d6 | 31237 || || — || February 6, 1998 || La Silla || E. W. Elst || KOR || align=right | 4.4 km || |-id=238 bgcolor=#d6d6d6 | 31238 Kroměříž || || || February 21, 1998 || Kleť || J. Tichá, M. Tichý || 7:4 || align=right | 7.3 km || |-id=239 bgcolor=#E9E9E9 | 31239 Michaeljames || || || February 21, 1998 || Cocoa || I. P. Griffin || EUN || align=right | 4.5 km || |-id=240 bgcolor=#E9E9E9 | 31240 Katrianne || || || February 20, 1998 || Drebach || G. Lehmann || DOR || align=right | 8.6 km || |-id=241 bgcolor=#d6d6d6 | 31241 || || — || February 20, 1998 || Caussols || ODAS || — || align=right | 7.5 km || |-id=242 bgcolor=#d6d6d6 | 31242 || || — || February 23, 1998 || Haleakala || NEAT || — || align=right | 10 km || |-id=243 bgcolor=#d6d6d6 | 31243 || || — || February 16, 1998 || Xinglong || SCAP || EOS || align=right | 6.9 km || |-id=244 bgcolor=#d6d6d6 | 31244 || || — || February 19, 1998 || Sormano || P. Sicoli, A. Testa || — || align=right | 7.3 km || |-id=245 bgcolor=#d6d6d6 | 31245 || || — || February 24, 1998 || Haleakala || NEAT || KOR || align=right | 4.9 km || |-id=246 bgcolor=#E9E9E9 | 31246 || || — || February 24, 1998 || Zeno || T. Stafford || RAF || align=right | 3.8