|-id=236 bgcolor=#d6d6d6 | 28236 || || — || January 14, 1999 || Višnjan Observatory || K. Korlević || KOR || align=right | 4.8 km || |-id=237 bgcolor=#E9E9E9 | 28237 || || — || January 10, 1999 || Kitt Peak || Spacewatch || — || align=right | 3.0 km || |-id=238 bgcolor=#d6d6d6 | 28238 || || — || January 11, 1999 || Kitt Peak || Spacewatch || KOR || align=right | 3.9 km || |-id=239 bgcolor=#d6d6d6 | 28239 || || — || January 13, 1999 || Kitt Peak || Spacewatch || EOS || align=right | 5.6 km || |-id=240 bgcolor=#fefefe | 28240 || || — || January 14, 1999 || Višnjan Observatory || K. Korlević || — || align=right | 6.6 km || |-id=241 bgcolor=#E9E9E9 | 28241 || || — || January 10, 1999 || Xinglong || SCAP || — || align=right | 4.9 km || |-id=242 bgcolor=#fefefe | 28242 Mingantu || || || January 6, 1999 || Xinglong || SCAP || — || align=right | 3.6 km || |-id=243 bgcolor=#fefefe | 28243 || || — || January 15, 1999 || Oizumi || T. Kobayashi || — || align=right | 3.1 km || |-id=244 bgcolor=#E9E9E9 | 28244 || || — || January 14, 1999 || Kitt Peak || Spacewatch || — || align=right | 3.5 km || |-id=245 bgcolor=#E9E9E9 | 28245 Cruise || || || January 14, 1999 || Anderson Mesa || LONEOS || — || align=right | 3.9 km || |-id=246 bgcolor=#E9E9E9 | 28246 || || — || January 18, 1999 || Višnjan Observatory || K. Korlević || — || align=right | 9.5 km || |-id=247 bgcolor=#fefefe | 28247 || || — || January 19, 1999 || Višnjan Observatory || K. Korlević || EUT || align=right | 2.3 km || |-id=248 bgcolor=#E9E9E9 | 28248 Barthelemy || || || January 19, 1999 || Caussols || ODAS || — || align=right | 4.4 km || |-id=249 bgcolor=#d6d6d6 | 28249 || || — || January 21, 1999 || Caussols || ODAS || — || align=right | 13 km || |-id=250 bgcolor=#d6d6d6 | 28250 || || — || January 22, 1999 || Višnjan Observatory || K. Korlević || — || align=right | 6.1 km || |-id=251 bgcolor=#d6d6d6 | 28251 Gerbaldi || || || January 20, 1999 || Caussols || ODAS || KOR || align=right | 4.2 km || |-id=252 bgcolor=#E9E9E9 | 28252 || || — || January 26, 1999 || Višnjan Observatory || K.