|| LINEAR || — || align=right | 9.4 km || |-id=241 bgcolor=#E9E9E9 | 43241 || || — || January 8, 2000 || Socorro || LINEAR || — || align=right | 3.3 km || |-id=242 bgcolor=#E9E9E9 | 43242 || || — || January 8, 2000 || Anderson Mesa || LONEOS || HNS || align=right | 3.8 km || |-id=243 bgcolor=#d6d6d6 | 43243 || || — || January 7, 2000 || Kitt Peak || Spacewatch || THM || align=right | 5.4 km || |-id=244 bgcolor=#d6d6d6 | 43244 || || — || January 7, 2000 || Kitt Peak || Spacewatch || THM || align=right | 8.0 km || |-id=245 bgcolor=#E9E9E9 | 43245 || || — || January 31, 2000 || Oizumi || T. Kobayashi || — || align=right | 7.5 km || |-id=246 bgcolor=#E9E9E9 | 43246 || || — || January 30, 2000 || Socorro || LINEAR || — || align=right | 3.1 km || |-id=247 bgcolor=#d6d6d6 | 43247 || || — || January 30, 2000 || Socorro || LINEAR || — || align=right | 7.2 km || |-id=248 bgcolor=#E9E9E9 | 43248 || || — || January 29, 2000 || Kitt Peak || Spacewatch || GEF || align=right | 4.4 km || |-id=249 bgcolor=#d6d6d6 | 43249 || || — || January 29, 2000 || Socorro || LINEAR || — || align=right | 5.4 km || |-id=250 bgcolor=#E9E9E9 | 43250 || || — || February 2, 2000 || Socorro || LINEAR || — || align=right | 3.4 km || |-id=251 bgcolor=#d6d6d6 | 43251 || || — || February 2, 2000 || Socorro || LINEAR || — || align=right | 14 km || |-id=252 bgcolor=#d6d6d6 | 43252 || || — || February 2, 2000 || Socorro || LINEAR || THM || align=right | 7.4 km || |-id=253 bgcolor=#E9E9E9 | 43253 || || — || February 2, 2000 || Socorro || LINEAR || — || align=right | 3.7 km || |-id=254 bgcolor=#E9E9E9 | 43254 || || — || February 2, 2000 || Socorro || LINEAR || — || align=right | 4.9 km || |-id=255 bgcolor=#fefefe | 43255 || || — || February 2, 2000 || Socorro || LINEAR || — || align=right | 3.3 km || |-id=256 bgcolor=#d6d6d6 | 43256 || || — || February 4, 2000 || Socorro || LINEAR || KOR || align=right | 3.7 km || |-id=257 bgcolor=#fefefe | 43257 || || — || February 4, 2000 || Socorro || LINEAR || V