|| July 22, 1999 || Socorro || LINEAR || — || align=right | 4.2 km || |-id=337 bgcolor=#fefefe | 25337 Elisabetta || 1999 PK || || August 6, 1999 || Ceccano || G. Masi || H || align=right | 1.5 km || |-id=338 bgcolor=#fefefe | 25338 || || — || September 6, 1999 || Fountain Hills || C. W. Juels || — || align=right | 4.6 km || |-id=339 bgcolor=#fefefe | 25339 || || — || September 7, 1999 || Socorro || LINEAR || H || align=right | 1.7 km || |-id=340 bgcolor=#fefefe | 25340 Segoves || || || September 10, 1999 || Kleť || M. Tichý, Z. Moravec || H || align=right | 1.3 km || |-id=341 bgcolor=#fefefe | 25341 || || — || September 13, 1999 || Višnjan Observatory || K. Korlević || — || align=right | 2.2 km || |-id=342 bgcolor=#E9E9E9 | 25342 || || — || September 14, 1999 || Višnjan Observatory || K. Korlević || EUN || align=right | 4.8 km || |-id=343 bgcolor=#fefefe | 25343 || || — || September 15, 1999 || Višnjan Observatory || K. Korlević || FLO || align=right | 3.8 km || |-id=344 bgcolor=#C2FFFF | 25344 || || — || September 7, 1999 || Socorro || LINEAR || L5 || align=right | 23 km || |-id=345 bgcolor=#fefefe | 25345 || || — || September 7, 1999 || Socorro || LINEAR || — || align=right | 1.8 km || |-id=346 bgcolor=#E9E9E9 | 25346 || || — || September 8, 1999 || Socorro || LINEAR || — || align=right | 5.3 km || |-id=347 bgcolor=#C2FFFF | 25347 || || — || September 9, 1999 || Socorro || LINEAR || L5 || align=right | 29 km || |-id=348 bgcolor=#fefefe | 25348 Wisniowiecki || || || September 9, 1999 || Socorro || LINEAR || — || align=right | 2.6 km || |-id=349 bgcolor=#E9E9E9 | 25349 || || — || September 9, 1999 || Socorro || LINEAR || — || align=right | 5.6 km || |-id=350 bgcolor=#fefefe | 25350 || || — || September 9, 1999 || Socorro || LINEAR || — || align=right | 1.6 km || |-id=351 bgcolor=#fefefe | 25351 || || — || September 9, 1999 || Socorro || LINEAR || — || align=right | 3.4 km || |-id=352 bgcolor=#E9E9E9 | 25352 || || — || September 8, 1999 || Socorro || LINEAR || EUN || align=right | 3.5 km || |-id=353