Creek || J. Broughton || — || align=right | 2.1 km || |-id=841 bgcolor=#fefefe | 42841 || || — || September 4, 1999 || Catalina || CSS || FLO || align=right | 1.8 km || |-id=842 bgcolor=#fefefe | 42842 || || — || September 4, 1999 || Kitt Peak || Spacewatch || — || align=right | 1.8 km || |-id=843 bgcolor=#fefefe | 42843 || || — || September 7, 1999 || Socorro || LINEAR || PHOslow || align=right | 2.5 km || |-id=844 bgcolor=#fefefe | 42844 || || — || September 7, 1999 || Socorro || LINEAR || — || align=right | 2.2 km || |-id=845 bgcolor=#fefefe | 42845 || || — || September 7, 1999 || Socorro || LINEAR || NYS || align=right | 4.9 km || |-id=846 bgcolor=#fefefe | 42846 || || — || September 7, 1999 || Socorro || LINEAR || FLO || align=right | 1.9 km || |-id=847 bgcolor=#fefefe | 42847 || || — || September 11, 1999 || Siding Spring || R. H. McNaught || PHO || align=right | 3.5 km || |-id=848 bgcolor=#d6d6d6 | 42848 || || — || September 13, 1999 || Višnjan Observatory || K. Korlević || THM || align=right | 6.4 km || |-id=849 bgcolor=#E9E9E9 | 42849 Podjavorinská || || || September 15, 1999 || Modra || A. Galád, P. Kolény || — || align=right | 5.0 km || |-id=850 bgcolor=#fefefe | 42850 || || — || September 7, 1999 || Socorro || LINEAR || NYS || align=right | 2.1 km || |-id=851 bgcolor=#fefefe | 42851 || || — || September 7, 1999 || Socorro || LINEAR || V || align=right | 3.0 km || |-id=852 bgcolor=#E9E9E9 | 42852 || || — || September 7, 1999 || Socorro || LINEAR || — || align=right | 5.6 km || |-id=853 bgcolor=#fefefe | 42853 || || — || September 7, 1999 || Socorro || LINEAR || NYS || align=right | 4.4 km || |-id=854 bgcolor=#d6d6d6 | 42854 || || — || September 7, 1999 || Socorro || LINEAR || — || align=right | 5.1 km || |-id=855 bgcolor=#fefefe | 42855 || || — || September 7, 1999 || Socorro || LINEAR || — || align=right | 2.3 km || |-id=856 bgcolor=#E9E9E9 | 42856 || || — || September 7, 1999 || Socorro || LINEAR || — || align=right | 3.4 km || |-id=857 bgcolor=#fefefe | 42857 || || — || September 7, 1999