— || September 9, 1999 || Anderson Mesa || LONEOS || DOR || align=right | 7.2 km || |-id=429 bgcolor=#d6d6d6 | 38429 || || — || September 9, 1999 || Anderson Mesa || LONEOS || EOS || align=right | 6.6 km || |-id=430 bgcolor=#d6d6d6 | 38430 || || — || September 9, 1999 || Anderson Mesa || LONEOS || — || align=right | 9.4 km || |-id=431 bgcolor=#E9E9E9 | 38431 Jeffbeck || || || September 8, 1999 || Catalina || CSS || — || align=right | 5.7 km || |-id=432 bgcolor=#d6d6d6 | 38432 || || — || September 8, 1999 || Catalina || CSS || EOS || align=right | 5.2 km || |-id=433 bgcolor=#E9E9E9 | 38433 || || — || September 8, 1999 || Catalina || CSS || — || align=right | 5.2 km || |-id=434 bgcolor=#d6d6d6 | 38434 || || — || September 8, 1999 || Catalina || CSS || ALA || align=right | 11 km || |-id=435 bgcolor=#d6d6d6 | 38435 || || — || September 11, 1999 || Anderson Mesa || LONEOS || — || align=right | 10 km || |-id=436 bgcolor=#E9E9E9 | 38436 || || — || September 14, 1999 || Catalina || CSS || MIS || align=right | 5.7 km || |-id=437 bgcolor=#E9E9E9 | 38437 || || — || September 4, 1999 || Anderson Mesa || LONEOS || — || align=right | 2.9 km || |-id=438 bgcolor=#d6d6d6 | 38438 || || — || September 7, 1999 || Socorro || LINEAR || — || align=right | 6.2 km || |-id=439 bgcolor=#d6d6d6 | 38439 || || — || September 29, 1999 || Višnjan Observatory || K. Korlević || — || align=right | 6.5 km || |-id=440 bgcolor=#fefefe | 38440 || || — || September 29, 1999 || Socorro || LINEAR || NYS || align=right | 2.8 km || |-id=441 bgcolor=#d6d6d6 | 38441 || || — || September 30, 1999 || Socorro || LINEAR || EOS || align=right | 7.9 km || |-id=442 bgcolor=#d6d6d6 | 38442 Szilárd || || || September 24, 1999 || Piszkéstető || K. Sárneczky, G. Szabó || KOR || align=right | 4.6 km || |-id=443 bgcolor=#d6d6d6 | 38443 || || — || September 29, 1999 || Socorro || LINEAR || EOS || align=right | 8.3 km || |-id=444 bgcolor=#E9E9E9 | 38444 || || — || September 29, 1999 || Woomera || F. B. Zoltowski || — || align=right | 5.0 km || |-id=445 bgcolor=#d6d6d6 |