18857 Lalchandani || || || September 9, 1999 || Socorro || LINEAR || V || align=right | 3.0 km || |-id=858 bgcolor=#E9E9E9 | 18858 Tecleveland || || || September 9, 1999 || Socorro || LINEAR || — || align=right | 5.6 km || |-id=859 bgcolor=#d6d6d6 | 18859 || || — || September 9, 1999 || Socorro || LINEAR || — || align=right | 11 km || |-id=860 bgcolor=#d6d6d6 | 18860 || || — || September 9, 1999 || Socorro || LINEAR || — || align=right | 15 km || |-id=861 bgcolor=#E9E9E9 | 18861 Eugenishmidt || || || September 9, 1999 || Socorro || LINEAR || — || align=right | 3.7 km || |-id=862 bgcolor=#fefefe | 18862 Warot || || || September 9, 1999 || Socorro || LINEAR || — || align=right | 3.0 km || |-id=863 bgcolor=#E9E9E9 | 18863 || || — || September 11, 1999 || Socorro || LINEAR || EUN || align=right | 7.6 km || |-id=864 bgcolor=#d6d6d6 | 18864 || || — || September 8, 1999 || Socorro || LINEAR || URS || align=right | 7.1 km || |-id=865 bgcolor=#d6d6d6 | 18865 || || — || September 8, 1999 || Socorro || LINEAR || — || align=right | 9.4 km || |-id=866 bgcolor=#fefefe | 18866 || || — || September 8, 1999 || Socorro || LINEAR || — || align=right | 4.5 km || |-id=867 bgcolor=#E9E9E9 | 18867 || || — || September 7, 1999 || Catalina || CSS || — || align=right | 5.5 km || |-id=868 bgcolor=#d6d6d6 | 18868 || || — || October 2, 1999 || Socorro || LINEAR || — || align=right | 8.9 km || |-id=869 bgcolor=#d6d6d6 | 18869 || || — || October 2, 1999 || Socorro || LINEAR || — || align=right | 7.2 km || |-id=870 bgcolor=#E9E9E9 | 18870 || || — || October 29, 1999 || Catalina || CSS || — || align=right | 4.5 km || |-id=871 bgcolor=#E9E9E9 | 18871 Grauer || || || November 11, 1999 || Fountain Hills || C. W. Juels || EUN || align=right | 7.9 km || |-id=872 bgcolor=#E9E9E9 | 18872 Tammann || || || November 8, 1999 || Gnosca || S. Sposetti || MAR || align=right | 5.5 km || |-id=873 bgcolor=#fefefe | 18873 Larryrobinson || || || November 13, 1999 || EverStaR || M. Abraham, G. Fedon || — || align=right | 3.5 km || |-id=874 bgcolor=#fefefe | 18874 Raoulbehrend