Broughton || — || align=right | 4.4 km || |-id=427 bgcolor=#d6d6d6 | 91427 || || — || August 14, 1999 || Ondřejov || P. Kušnirák, P. Pravec || — || align=right | 6.1 km || |-id=428 bgcolor=#E9E9E9 | 91428 Cortesi || || || August 20, 1999 || Gnosca || S. Sposetti || EUN || align=right | 3.8 km || |-id=429 bgcolor=#E9E9E9 | 91429 Michelebianda || || || August 30, 1999 || Gnosca || S. Sposetti || — || align=right | 3.4 km || |-id=430 bgcolor=#d6d6d6 | 91430 || 1999 RL || — || September 4, 1999 || Prescott || P. G. Comba || — || align=right | 6.4 km || |-id=431 bgcolor=#E9E9E9 | 91431 || 1999 RQ || — || September 3, 1999 || Ondřejov || L. Kotková || AGN || align=right | 2.2 km || |-id=432 bgcolor=#E9E9E9 | 91432 || || — || September 4, 1999 || Prescott || P. G. Comba || HOF || align=right | 6.3 km || |-id=433 bgcolor=#E9E9E9 | 91433 || || — || September 4, 1999 || Catalina || CSS || — || align=right | 6.2 km || |-id=434 bgcolor=#E9E9E9 | 91434 || || — || September 4, 1999 || Catalina || CSS || — || align=right | 4.6 km || |-id=435 bgcolor=#d6d6d6 | 91435 || || — || September 3, 1999 || Kitt Peak || Spacewatch || EOS || align=right | 3.8 km || |-id=436 bgcolor=#d6d6d6 | 91436 || || — || September 3, 1999 || Kitt Peak || Spacewatch || — || align=right | 4.4 km || |-id=437 bgcolor=#d6d6d6 | 91437 || || — || September 4, 1999 || Kitt Peak || Spacewatch || — || align=right | 5.6 km || |-id=438 bgcolor=#E9E9E9 | 91438 || || — || September 7, 1999 || Socorro || LINEAR || — || align=right | 2.9 km || |-id=439 bgcolor=#E9E9E9 | 91439 || || — || September 7, 1999 || Socorro || LINEAR || — || align=right | 4.6 km || |-id=440 bgcolor=#E9E9E9 | 91440 || || — || September 7, 1999 || Socorro || LINEAR || — || align=right | 6.0 km || |-id=441 bgcolor=#d6d6d6 | 91441 || || — || September 7, 1999 || Socorro || LINEAR || EOS || align=right | 5.2 km || |-id=442 bgcolor=#E9E9E9 | 91442 || || — || September 7, 1999 || Socorro || LINEAR || DOR || align=right | 4.0 km || |-id=443 bgcolor=#E9E9E9 | 91443 || ||