— || October 31, 1999 || Catalina || CSS || — || align=right | 1.9 km || |-id=221 bgcolor=#fefefe | 47221 || || — || November 1, 1999 || Catalina || CSS || V || align=right | 1.7 km || |-id=222 bgcolor=#fefefe | 47222 || || — || November 8, 1999 || Gekko || T. Kagawa || V || align=right | 2.2 km || |-id=223 bgcolor=#fefefe | 47223 || || — || November 9, 1999 || Oizumi || T. Kobayashi || — || align=right | 3.7 km || |-id=224 bgcolor=#fefefe | 47224 || || — || November 8, 1999 || Višnjan Observatory || K. Korlević || V || align=right | 3.0 km || |-id=225 bgcolor=#fefefe | 47225 || || — || November 9, 1999 || Catalina || CSS || — || align=right | 4.1 km || |-id=226 bgcolor=#fefefe | 47226 || || — || November 8, 1999 || Višnjan Observatory || K. Korlević || — || align=right | 3.8 km || |-id=227 bgcolor=#fefefe | 47227 || || — || November 13, 1999 || Oizumi || T. Kobayashi || NYS || align=right | 2.1 km || |-id=228 bgcolor=#fefefe | 47228 || || — || November 3, 1999 || Socorro || LINEAR || — || align=right | 1.9 km || |-id=229 bgcolor=#fefefe | 47229 || || — || November 3, 1999 || Catalina || CSS || V || align=right | 2.0 km || |-id=230 bgcolor=#fefefe | 47230 || || — || November 3, 1999 || Socorro || LINEAR || — || align=right | 1.8 km || |-id=231 bgcolor=#fefefe | 47231 || || — || November 3, 1999 || Socorro || LINEAR || FLO || align=right | 1.9 km || |-id=232 bgcolor=#fefefe | 47232 || || — || November 3, 1999 || Socorro || LINEAR || — || align=right | 2.2 km || |-id=233 bgcolor=#fefefe | 47233 || || — || November 10, 1999 || Socorro || LINEAR || — || align=right | 1.9 km || |-id=234 bgcolor=#fefefe | 47234 || || — || November 1, 1999 || Catalina || CSS || — || align=right | 2.3 km || |-id=235 bgcolor=#fefefe | 47235 || || — || November 1, 1999 || Catalina || CSS || — || align=right | 3.1 km || |-id=236 bgcolor=#fefefe | 47236 || || — || November 3, 1999 || Socorro || LINEAR || V || align=right | 2.9 km || |-id=237 bgcolor=#fefefe | 47237 || || — ||