121001–121100
|-bgcolor=#fefefe | 121001 Liangshanxichang || || || December 22, 1998 || Xinglong || SCAP || || align=right | 1.2 km || |-id=002 bgcolor=#fefefe | 121002 || || — || December 22, 1998 || Kitt Peak || Spacewatch || || align=right | 1.4 km || |-id=003 bgcolor=#fefefe | 121003 || || — || December 25, 1998 || Kitt Peak || Spacewatch || || align=right | 2.0 km || |-id=004 bgcolor=#fefefe | 121004 || || — || December 29, 1998 || Ondřejov || L. Kotková || || align=right | 1.3 km || |-id=005 bgcolor=#d6d6d6 | 121005 || || — || December 22, 1998 || Kitt Peak || Spacewatch || HIL3:2 || align=right | 10 km || |-id=006 bgcolor=#fefefe | 121006 || || — || January 7, 1999 || Kitt Peak || Spacewatch || || align=right | 2.4 km || |-id=007 bgcolor=#fa8072 | 121007 Jiaxingnanhu || || || January 10, 1999 || Xinglong || SCAP || || align=right | 1.4 km || |-id=008 bgcolor=#fefefe | 121008 Michellecrigger || || || January 14, 1999 || Catalina || CSS || PHO || align=right | 1.9 km || |-id=009 bgcolor=#d6d6d6 | 121009 || || — || January 7, 1999 || Kitt Peak || Spacewatch || || align=right | 6.2 km || |-id=010 bgcolor=#fefefe | 121010 || || — || January 11, 1999 || Kitt Peak || Spacewatch || || align=right | 1.2 km || |-id=011 bgcolor=#fefefe | 121011 || || — || January 13, 1999 || Kitt Peak || Spacewatch || || align=right | 2.4 km || |-id=012 bgcolor=#fefefe | 121012 || || — || January 13, 1999 || Kitt Peak || Spacewatch || || align=right | 1.9 km || |-id=013 bgcolor=#fefefe | 121013 || || — || January 13, 1999 || Višnjan Observatory || K. Korlević || || align=right | 1.6 km || |-id=014 bgcolor=#fefefe | 121014 Neida || || || January 13, 1999 || Xinglong || SCAP || || align=right | 1.9 km || |-id=015 bgcolor=#fefefe | 121015 || || — || January 10, 1999 || Kitt Peak || Spacewatch || NYS || align=right | 1.8 km || |-id=016 bgcolor=#fefefe | 121016 Christopharnold || || || January 18, 1999 || Drebach || J. Kandler || || align=right | 2.2 km || |-id=017 bgcolor=#fefefe | 121017 || || — || January 19, 1999 || San Marcello || A. Boattini, M. Tombelli || || align=right | 3.8 km || |-id=018 bgcolor=#fefefe | 121018 Malvinabillères || || || January 20, 1999 || Caussols || ODAS || || align=right | 3.7 km || |-id=019 bgcolor=#fefefe | 121019 Minodamato || || || January 20, 1999 || Campo Catino || F. Mallia, M. Di Sora || || align=right | 1.6 km || |-id=020 bgcolor=#fefefe | 121020 || || — || January 22, 1999 || Višnjan Observatory || K. Korlević || || align=right | 1.6 km || |-id=021 bgcolor=#fefefe | 121021 || || — || January 24, 1999 || Višnjan Observatory || K. Korlević || NYS || align=right | 1.4 km || |-id=022 bgcolor=#fefefe | 121022 Galliano || || || January 20, 1999 || Caussols || ODAS || NYS || align=right | 1.8 km || |-id=023 bgcolor=#fefefe | 121023 || || — || January 18, 1999 || Socorro || LINEAR || || align=right | 2.2 km || |-id=024 bgcolor=#fefefe | 121024 || || — || January 16, 1999 || Kitt Peak || Spacewatch || || align=right | 1.1 km || |-id=025 bgcolor=#fefefe | 121025 || || — || January 16, 1999 || Kitt Peak || Spacewatch || || align=right | 1.1 km || |-id=026 bgcolor=#fefefe | 121026 || || — || January 16, 1999 || Kitt Peak || Spacewatch || NYS || align=right | 1.8 km || |-id=027 bgcolor=#fefefe | 121027 || || — || January 17, 1999 || Kitt Peak || Spacewatch || V || align=right data-sort-value="0.99" | 990 m || |-id=028 bgcolor=#fefefe | 121028 || || — || January 18, 1999 || Kitt Peak || Spacewatch || V || align=right | 1.5 km || |-id=029 bgcolor=#fefefe | 121029 || || — || January 18, 1999 || Kitt Peak || Spacewatch || || align=right | 1.9 km || |-id=030 bgcolor=#fefefe | 121030 || || — || January 18, 1999 || Kitt Peak || Spacewatch || NYS || align=right | 1.7 km || |-id=031 bgcolor=#fefefe | 121031 || || — || January 19, 1999 || Kitt Peak || Spacewatch || || align=right | 1.3 km || |-id=032 bgcolor=#fa8072 | 121032 Wadesisler || || || January 23, 1999 || Catalina || CSS || || align=right | 1.2 km || |-id=033 bgcolor=#fefefe | 121033 || 1999 CU || — || February 5, 1999 || Oizumi || T. Kobayashi || NYS || align=right | 1.8 km || |-id=034 bgcolor=#fefefe | 121034 || || — || February 6, 1999 || Oizumi || T. Kobayashi || || align=right | 2.4 km || |-id=035 bgcolor=#fefefe | 121035 || || — || February 10, 1999 || Socorro || LINEAR || PHO || align=right | 2.9 km || |-id=036 bgcolor=#fefefe | 121036 || || — || February 10, 1999 || Socorro || LINEAR || PHO || align=right | 2.9 km || |-id=037 bgcolor=#fefefe | 121037 || || — || February 10, 1999 || Socorro || LINEAR || PHO || align=right | 2.4 km || |-id=038 bgcolor=#fefefe | 121038 || || — || February 12, 1999 || Socorro || LINEAR || PHO || align=right | 3.7 km || |-id=039 bgcolor=#fefefe | 121039 || || — || February 12, 1999 || Socorro || LINEAR || PHO || align=right | 2.1 km || |-id=040 bgcolor=#fefefe | 121040 || || — || February 14, 1999 || Caussols || ODAS || || align=right | 1.9 km || |-id=041 bgcolor=#fefefe | 121041 || || — || February 11, 1999 || Socorro || LINEAR || PHO || align=right | 4.3 km || |-id=042 bgcolor=#fefefe | 121042 || || — || February 11, 1999 || Socorro || LINEAR || PHO || align=right | 3.5 km || |-id=043 bgcolor=#fefefe | 121043 || || — || February 10, 1999 || Socorro || LINEAR || || align=right | 1.7 km || |-id=044 bgcolor=#fefefe | 121044 || || — || February 10, 1999 || Socorro || LINEAR || || align=right | 1.2 km || |-id=045 bgcolor=#d6d6d6 | 121045 || || — || February 10, 1999 || Socorro || LINEAR || HIL3:2(6124) || align=right | 9.5 km || |-id=046 bgcolor=#e9e9e9 | 121046 || || — || February 10, 1999 || Socorro || LINEAR || || align=right | 1.9 km || |-id=047 bgcolor=#fefefe | 121047 || || — || February 10, 1999 || Socorro || LINEAR || || align=right | 2.5 km || |-id=048 bgcolor=#fefefe | 121048 || || — || February 10, 1999 || Socorro || LINEAR || BAP || align=right | 2.6 km || |-id=049 bgcolor=#fefefe | 121049 || || — || February 10, 1999 || Socorro || LINEAR || || align=right | 1.2 km || |-id=050 bgcolor=#fefefe | 121050 || || — || February 10, 1999 || Socorro || LINEAR || || align=right | 2.1 km || |-id=051 bgcolor=#fefefe | 121051 || || — || February 10, 1999 || Socorro || LINEAR || || align=right | 1.9 km || |-id=052 bgcolor=#fefefe | 121052 || || — || February 10, 1999 || Socorro || LINEAR || NYS || align=right | 2.0 km || |-id=053 bgcolor=#fefefe | 121053 || || — || February 10, 1999 || Socorro || LINEAR || NYS || align=right | 1.7 km || |-id=054 bgcolor=#fefefe | 121054 || || — || February 12, 1999 || Socorro || LINEAR || || align=right | 1.4 km || |-id=055 bgcolor=#fefefe | 121055 || || — || February 12, 1999 || Socorro || LINEAR || || align=right | 2.7 km || |-id=056 bgcolor=#fefefe | 121056 || || — || February 12, 1999 || Socorro || LINEAR || || align=right | 2.6 km || |-id=057 bgcolor=#fefefe | 121057 || || — || February 10, 1999 || Socorro || LINEAR || || align=right | 1.1 km || |-id=058 bgcolor=#fefefe | 121058 || || — || February 10, 1999 || Socorro || LINEAR || || align=right | 1.8 km || |-id=059 bgcolor=#fefefe | 121059 || || — || February 10, 1999 || Socorro || LINEAR || || align=right | 1.7 km || |-id=060 bgcolor=#fefefe | 121060 || || — || February 12, 1999 || Socorro || LINEAR || || align=right | 1.4 km || |-id=061 bgcolor=#fefefe | 121061 || || — || February 12, 1999 || Socorro || LINEAR || NYS || align=right | 1.3 km || |-id=062 bgcolor=#fefefe | 121062 || || — || February 12, 1999 || Socorro || LINEAR || || align=right | 2.0 km || |-id=063 bgcolor=#fefefe | 121063 || || — || February 11, 1999 || Socorro || LINEAR || PHO || align=right | 4.4 km || |-id=064 bgcolor=#fefefe | 121064 || || — || February 9, 1999 || Kitt Peak || Spacewatch || || align=right | 1.2 km || |-id=065 bgcolor=#fefefe | 121065 || || — || February 9, 1999 || Kitt Peak || Spacewatch || || align=right | 2.3 km || |-id=066 bgcolor=#e9e9e9 | 121066 || || — || February 8, 1999 || Kitt Peak || Spacewatch || || align=right | 3.6 km || |-id=067 bgcolor=#fefefe | 121067 || || — || February 8, 1999 || Kitt Peak || Spacewatch || MAS || align=right data-sort-value="0.96" | 960 m || |-id=068 bgcolor=#d6d6d6 | 121068 || || — || February 10, 1999 || Kitt Peak || Spacewatch || THM || align=right | 4.4 km || |-id=069 bgcolor=#fefefe | 121069 || || — || February 13, 1999 || Kitt Peak || Spacewatch || || align=right | 1.5 km || |-id=070 bgcolor=#fefefe | 121070 || || — || February 13, 1999 || Kitt Peak || Spacewatch || || align=right | 3.6 km || |-id=071 bgcolor=#fefefe | 121071 || || — || February 13, 1999 || Kitt Peak || Spacewatch || || align=right | 2.5 km || |-id=072 bgcolor=#fefefe | 121072 || || — || February 17, 1999 || Farpoint || G. Hug, G. Bell || NYS || align=right | 3.2 km || |-id=073 bgcolor=#fefefe | 121073 || || — || March 15, 1999 || Socorro || LINEAR || || align=right | 2.2 km || |-id=074 bgcolor=#d6d6d6 | 121074 || || — || March 16, 1999 || Kitt Peak || Spacewatch || 3:2 || align=right | 8.8 km || |-id=075 bgcolor=#fefefe | 121075 || || — || March 17, 1999 || Kitt Peak || Spacewatch || NYS || align=right | 2.0 km || |-id=076 bgcolor=#fefefe | 121076 || || — || March 17, 1999 || Kitt Peak || Spacewatch || MAS || align=right | 1.6 km || |-id=077 bgcolor=#fefefe | 121077 || || — || March 17, 1999 || Kitt Peak || Spacewatch || || align=right | 1.5 km || |-id=078 bgcolor=#fefefe | 121078 || || — || March 19, 1999 || Socorro || LINEAR || PHO || align=right | 1.8 km || |-id=079 bgcolor=#fefefe | 121079 || || — || March 17, 1999 || Kitt Peak || Spacewatch || fast || align=right | 1.8 km || |-id=080 bgcolor=#fefefe | 121080 || || — || March 17, 1999 || Caussols || ODAS || ERI || align=right | 2.9 km || |-id=081 bgcolor=#fefefe | 121081 || || — || March 20, 1999 || Socorro || LINEAR || PHO || align=right | 2.6 km || |-id=082 bgcolor=#fefefe | 121082 || || — || March 19, 1999 || Kitt Peak || Spacewatch || NYS || align=right | 1.6 km || |-id=083 bgcolor=#fefefe | 121083 || || — || March 23, 1999 || Kitt Peak || Spacewatch || MAS || align=right data-sort-value="0.96" | 960 m || |-id=084 bgcolor=#e9e9e9 | 121084 || || — || March 23, 1999 || Kitt Peak || Spacewatch || || align=right | 2.4 km || |-id=085 bgcolor=#fefefe | 121085 || || — || March 23, 1999 || Kitt Peak || Spacewatch || || align=right | 1.6 km || |-id=086 bgcolor=#fefefe | 121086 || || — || March 23, 1999 || Kitt Peak || Spacewatch || || align=right | 2.4 km || |-id=087 bgcolor=#fefefe | 121087 || || — || March 22, 1999 || Anderson Mesa || LONEOS || || align=right | 1.9 km || |-id=088 bgcolor=#fefefe | 121088 || || — || March 24, 1999 || Kleť || Kleť || NYS || align=right | 1.4 km || |-id=089 bgcolor=#fefefe | 121089 Vyšší Brod || || || March 24, 1999 || Kleť || M. Tichý || || align=right | 2.0 km || |-id=090 bgcolor=#fefefe | 121090 || || — || March 19, 1999 || Socorro || LINEAR || NYS || align=right | 2.4 km || |-id=091 bgcolor=#fefefe | 121091 || || — || March 19, 1999 || Socorro || LINEAR || NYS || align=right | 1.9 km || |-id=092 bgcolor=#fefefe | 121092 || || — || March 20, 1999 || Socorro || LINEAR || || align=right | 2.6 km || |-id=093 bgcolor=#fefefe | 121093 || || — || March 20, 1999 || Socorro || LINEAR || NYS || align=right | 1.6 km || |-id=094 bgcolor=#fefefe | 121094 || || — || March 20, 1999 || Socorro || LINEAR || || align=right | 3.1 km || |-id=095 bgcolor=#fefefe | 121095 || || — || March 20, 1999 || Socorro || LINEAR || NYS || align=right | 3.3 km || |-id=096 bgcolor=#fefefe | 121096 || || — || March 20, 1999 || Socorro || LINEAR || ERI || align=right | 4.0 km || |-id=097 bgcolor=#fefefe | 121097 || || — || March 20, 1999 || Socorro || LINEAR || || align=right | 2.1 km || |-id=098 bgcolor=#fefefe | 121098 || || — || March 20, 1999 || Socorro || LINEAR || || align=right | 2.4 km || |-id=099 bgcolor=#fefefe | 121099 || || — || March 20, 1999 || Socorro || LINEAR || || align=right | 3.4 km || |-id=100 bgcolor=#fefefe