— || October 8, 1999 || Socorro || LINEAR || LIX || align=right | 6.9 km || |-id=839 bgcolor=#d6d6d6 | 91839 || || — || October 8, 1999 || Catalina || CSS || — || align=right | 7.4 km || |-id=840 bgcolor=#d6d6d6 | 91840 || || — || October 12, 1999 || Kitt Peak || Spacewatch || — || align=right | 3.6 km || |-id=841 bgcolor=#d6d6d6 | 91841 || || — || October 10, 1999 || Socorro || LINEAR || — || align=right | 5.3 km || |-id=842 bgcolor=#d6d6d6 | 91842 || || — || October 2, 1999 || Socorro || LINEAR || ALA || align=right | 6.0 km || |-id=843 bgcolor=#d6d6d6 | 91843 || || — || October 16, 1999 || Višnjan Observatory || K. Korlević || TIR || align=right | 4.1 km || |-id=844 bgcolor=#d6d6d6 | 91844 || || — || October 19, 1999 || Ondřejov || P. Kušnirák, P. Pravec || — || align=right | 7.1 km || |-id=845 bgcolor=#d6d6d6 | 91845 || || — || October 19, 1999 || Ondřejov || P. Kušnirák, P. Pravec || — || align=right | 6.7 km || |-id=846 bgcolor=#d6d6d6 | 91846 || || — || October 31, 1999 || Prescott || P. G. Comba || FIR || align=right | 4.1 km || |-id=847 bgcolor=#d6d6d6 | 91847 || || — || October 29, 1999 || Catalina || CSS || — || align=right | 7.8 km || |-id=848 bgcolor=#d6d6d6 | 91848 || || — || October 28, 1999 || Xinglong || SCAP || KOR || align=right | 3.4 km || |-id=849 bgcolor=#d6d6d6 | 91849 || || — || October 28, 1999 || Xinglong || SCAP || — || align=right | 14 km || |-id=850 bgcolor=#d6d6d6 | 91850 || || — || October 31, 1999 || Ondřejov || L. Kotková || VER || align=right | 5.7 km || |-id=851 bgcolor=#d6d6d6 | 91851 || || — || October 29, 1999 || Catalina || CSS || slow || align=right | 6.1 km || |-id=852 bgcolor=#d6d6d6 | 91852 || || — || October 29, 1999 || Catalina || CSS || KOR || align=right | 3.5 km || |-id=853 bgcolor=#d6d6d6 | 91853 || || — || October 29, 1999 || Catalina || CSS || — || align=right | 7.5 km || |-id=854 bgcolor=#d6d6d6 | 91854 || || — || October 29, 1999 || Catalina || CSS || — || align=right | 5.7 km || |-id=855 bgcolor=#d6d6d6 |