| Name | Provisional designation |
Discovery date | Discovery site | Discoverer(s) |
|---|---|---|---|---|
| 49001–49100 | ||||
| 49001 - | 1998 QZ54 | August 27, 1998 | Anderson Mesa | LONEOS |
| 49002 - | 1998 QX57 | August 30, 1998 | Kitt Peak | Spacewatch |
| 49003 - | 1998 QC58 | August 30, 1998 | Kitt Peak | Spacewatch |
| 49004 - | 1998 QK61 | August 26, 1998 | Anderson Mesa | LONEOS |
| 49005 | 1998 QN62 | August 27, 1998 | Xinglong | BAO Schmidt CCD Asteroid Program |
| 49006 - | 1998 QL63 | August 31, 1998 | Bergisch Gladbach | W. Bickel |
| 49007 - | 1998 QF67 | August 24, 1998 | Socorro | LINEAR |
| 49008 - | 1998 QY68 | August 24, 1998 | Socorro | LINEAR |
| 49009 - | 1998 QZ68 | August 24, 1998 | Socorro | LINEAR |
| 49010 - | 1998 QF72 | August 24, 1998 | Socorro | LINEAR |
| 49011 - | 1998 QQ72 | August 24, 1998 | Socorro | LINEAR |
| 49012 - | 1998 QR72 | August 24, 1998 | Socorro | LINEAR |
| 49013 - | 1998 QW73 | August 24, 1998 | Socorro | LINEAR |
| 49014 - | 1998 QQ74 | August 24, 1998 | Socorro | LINEAR |
| 49015 - | 1998 QG75 | August 24, 1998 | Socorro | LINEAR |
| 49016 - | 1998 QJ77 | August 24, 1998 | Socorro | LINEAR |
| 49017 - | 1998 QN77 | August 24, 1998 | Socorro | LINEAR |
| 49018 - | 1998 QY84 | August 24, 1998 | Socorro | LINEAR |
| 49019 - | 1998 QF85 | August 24, 1998 | Socorro | LINEAR |
| 49020 - | 1998 QP86 | August 24, 1998 | Socorro | LINEAR |
| 49021 - | 1998 QL89 | August 24, 1998 | Socorro | LINEAR |
| 49022 - | 1998 QV91 | August 28, 1998 | Socorro | LINEAR |
| 49023 - | 1998 QQ93 | August 28, 1998 | Socorro | LINEAR |
| 49024 - | 1998 QX95 | August 19, 1998 | Socorro | LINEAR |
| 49025 - | 1998 QL96 | August 19, 1998 | Socorro | LINEAR |
| 49026 - | 1998 QW98 | August 26, 1998 | La Silla | E. W. Elst |
| 49027 - | 1998 QA99 | August 26, 1998 | La Silla | E. W. Elst |
| 49028 - | 1998 QM99 | August 26, 1998 | La Silla | E. W. Elst |
| 49029 - | 1998 QN102 | August 26, 1998 | La Silla | E. W. Elst |
| 49030 - | 1998 QL103 | August 26, 1998 | La Silla | E. W. Elst |
| 49031 - | 1998 QT103 | August 26, 1998 | La Silla | E. W. Elst |
| 49032 - | 1998 QS104 | August 26, 1998 | La Silla | E. W. Elst |
| 49033 - | 1998 QL105 | August 25, 1998 | La Silla | E. W. Elst |
| 49034 - | 1998 QS105 | August 25, 1998 | La Silla | E. W. Elst |
| 49035 - | 1998 QX106 | August 25, 1998 | La Silla | E. W. Elst |
| 49036 Pelion | 1998 QM107 | August 21, 1998 | Mauna Kea | R. J. Whiteley, D. J. Tholen |
| 49037 - | 1998 QV107 | August 17, 1998 | Socorro | LINEAR |
| 49038 - | 1998 QY109 | August 23, 1998 | Socorro | LINEAR |
| 49039 - | 1998 RH | September 1, 1998 | Woomera | F. B. Zoltowski |
| 49040 - | 1998 RO | September 9, 1998 | Caussols | ODAS |
| 49041 - | 1998 RW | September 12, 1998 | Oizumi | T. Kobayashi |
| 49042 - | 1998 RD2 | September 12, 1998 | Woomera | F. B. Zoltowski |
| 49043 - | 1998 RG4 | September 14, 1998 | Socorro | LINEAR |
| 49044 - | 1998 RL15 | September 15, 1998 | Kitt Peak | Spacewatch |
| 49045 - | 1998 RC17 | September 14, 1998 | Socorro | LINEAR |
| 49046 - | 1998 RV18 | September 14, 1998 | Socorro | LINEAR |
| 49047 - | 1998 RK20 | September 14, 1998 | Socorro | LINEAR |
| 49048 - | 1998 RZ21 | September 15, 1998 | Kitt Peak | Spacewatch |
| 49049 - | 1998 RF25 | September 14, 1998 | Socorro | LINEAR |
| 49050 - | 1998 RL26 | September 14, 1998 | Socorro | LINEAR |
| 49051 - | 1998 RW27 | September 14, 1998 | Socorro | LINEAR |
| 49052 - | 1998 RV32 | September 14, 1998 | Socorro | LINEAR |
| 49053 - | 1998 RY33 | September 14, 1998 | Socorro | LINEAR |
| 49054 - | 1998 RQ34 | September 14, 1998 | Socorro | LINEAR |
| 49055 - | 1998 RQ35 | September 14, 1998 | Socorro | LINEAR |
| 49056 - | 1998 RZ39 | September 14, 1998 | Socorro | LINEAR |
| 49057 - | 1998 RZ41 | September 14, 1998 | Socorro | LINEAR |
| 49058 - | 1998 RQ42 | September 14, 1998 | Socorro | LINEAR |
| 49059 - | 1998 RP44 | September 14, 1998 | Socorro | LINEAR |
| 49060 - | 1998 RJ46 | September 14, 1998 | Socorro | LINEAR |
| 49061 - | 1998 RF47 | September 14, 1998 | Socorro | LINEAR |
| 49062 - | 1998 RR47 | September 14, 1998 | Socorro | LINEAR |
| 49063 - | 1998 RN48 | September 14, 1998 | Socorro | LINEAR |
| 49064 - | 1998 RV49 | September 14, 1998 | Socorro | LINEAR |
| 49065 - | 1998 RE50 | September 14, 1998 | Socorro | LINEAR |
| 49066 - | 1998 RN53 | September 14, 1998 | Socorro | LINEAR |
| 49067 - | 1998 RP53 | September 14, 1998 | Socorro | LINEAR |
| 49068 - | 1998 RF54 | September 14, 1998 | Socorro | LINEAR |
| 49069 - | 1998 RM54 | September 14, 1998 | Socorro | LINEAR |
| 49070 - | 1998 RV54 | September 14, 1998 | Socorro | LINEAR |
| 49071 - | 1998 RQ56 | September 14, 1998 | Socorro | LINEAR |
| 49072 - | 1998 RY57 | September 14, 1998 | Socorro | LINEAR |
| 49073 - | 1998 RA58 | September 14, 1998 | Socorro | LINEAR |
| 49074 - | 1998 RE58 | September 14, 1998 | Socorro | LINEAR |
| 49075 - | 1998 RJ58 | September 14, 1998 | Socorro | LINEAR |
| 49076 - | 1998 RB59 | September 14, 1998 | Socorro | LINEAR |
| 49077 - | 1998 RT59 | September 14, 1998 | Socorro | LINEAR |
| 49078 - | 1998 RX59 | September 14, 1998 | Socorro | LINEAR |
| 49079 - | 1998 RJ62 | September 14, 1998 | Socorro | LINEAR |
| 49080 - | 1998 RP63 | September 14, 1998 | Socorro | LINEAR |
| 49081 - | 1998 RA64 | September 14, 1998 | Socorro | LINEAR |
| 49082 - | 1998 RB64 | September 14, 1998 | Socorro | LINEAR |
| 49083 - | 1998 RS64 | September 14, 1998 | Socorro | LINEAR |
| 49084 - | 1998 RU65 | September 14, 1998 | Socorro | LINEAR |
| 49085 - | 1998 RO67 | September 14, 1998 | Socorro | LINEAR |
| 49086 - | 1998 RB68 | September 14, 1998 | Socorro | LINEAR |
| 49087 - | 1998 RC68 | September 14, 1998 | Socorro | LINEAR |
| 49088 - | 1998 RS68 | September 14, 1998 | Socorro | LINEAR |
| 49089 - | 1998 RR69 | September 14, 1998 | Socorro | LINEAR |
| 49090 - | 1998 RV69 | September 14, 1998 | Socorro | LINEAR |
| 49091 - | 1998 RZ70 | September 14, 1998 | Socorro | LINEAR |
| 49092 - | 1998 RK71 | September 14, 1998 | Socorro | LINEAR |
| 49093 - | 1998 RG72 | September 14, 1998 | Socorro | LINEAR |
| 49094 - | 1998 RQ72 | September 14, 1998 | Socorro | LINEAR |
| 49095 - | 1998 RT72 | September 14, 1998 | Socorro | LINEAR |
| 49096 - | 1998 RL73 | September 14, 1998 | Socorro | LINEAR |
| 49097 - | 1998 RU73 | September 14, 1998 | Socorro | LINEAR |
| 49098 - | 1998 RZ73 | September 14, 1998 | Socorro | LINEAR |
| 49099 - | 1998 RB74 | September 14, 1998 | Socorro | LINEAR |
| 49100 - | 1998 RT74 | September 14, 1998 | Socorro | LINEAR |
| 49101–49200 | ||||
| 49101 - | 1998 RE76 | September 14, 1998 | Socorro | LINEAR |
| 49102 - | 1998 RQ76 | September 14, 1998 | Socorro | LINEAR |
| 49103 - | 1998 RE78 | September 14, 1998 | Socorro | LINEAR |
| 49104 - | 1998 RC79 | September 14, 1998 | Socorro | LINEAR |
| 49105 - | 1998 RT79 | September 14, 1998 | Socorro | LINEAR |
| 49106 - | 1998 SY | September 16, 1998 | Caussols | ODAS |
| 49107 - | 1998 SG1 | September 16, 1998 | Caussols | ODAS |
| 49108 - | 1998 SQ1 | September 16, 1998 | Caussols | ODAS |
| 49109 Agnesraab | 1998 SO2 | September 18, 1998 | Lime Creek | R. Linderholm |
| 49110 Květafialová | 1998 SU2 | September 16, 1998 | Ondřejov | P. Pravec, L. Šarounová |
| 49111 - | 1998 SE6 | September 20, 1998 | Kitt Peak | Spacewatch |
| 49112 - | 1998 SF6 | September 20, 1998 | Kitt Peak | Spacewatch |
| 49113 - | 1998 SK7 | September 20, 1998 | Kitt Peak | Spacewatch |
| 49114 - | 1998 ST7 | September 20, 1998 | Kitt Peak | Spacewatch |
| 49115 | 1998 SL9 | September 17, 1998 | Xinglong | BAO Schmidt CCD Asteroid Program |
| 49116 - | 1998 SX9 | September 18, 1998 | Višnjan Observatory | Višnjan Observatory |
| 49117 - | 1998 SC10 | September 16, 1998 | Caussols | ODAS |
| 49118 - | 1998 SL10 | September 19, 1998 | Caussols | ODAS |
| 49119 - | 1998 SX11 | September 19, 1998 | Caussols | ODAS |
| 49120 - | 1998 SJ12 | September 17, 1998 | Višnjan Observatory | Višnjan Observatory |
| 49121 - | 1998 SL14 | September 17, 1998 | Anderson Mesa | LONEOS |
| 49122 - | 1998 SR14 | September 17, 1998 | Anderson Mesa | LONEOS |
| 49123 - | 1998 SX16 | September 17, 1998 | Kitt Peak | Spacewatch |
| 49124 - | 1998 SF17 | September 17, 1998 | Kitt Peak | Spacewatch |
| 49125 - | 1998 SB22 | September 23, 1998 | Višnjan Observatory | Višnjan Observatory |
| 49126 - | 1998 SF22 | September 23, 1998 | Višnjan Observatory | Višnjan Observatory |
| 49127 - | 1998 ST22 | September 24, 1998 | Višnjan Observatory | Višnjan Observatory |
| 49128 - | 1998 SD23 | September 17, 1998 | Anderson Mesa | LONEOS |
| 49129 - | 1998 SW23 | September 17, 1998 | Anderson Mesa | LONEOS |
| 49130 - | 1998 SQ24 | September 17, 1998 | Anderson Mesa | LONEOS |
| 49131 - | 1998 SV24 | September 17, 1998 | Anderson Mesa | LONEOS |
| 49132 - | 1998 SW24 | September 17, 1998 | Anderson Mesa | LONEOS |
| 49133 - | 1998 SC25 | September 19, 1998 | Anderson Mesa | LONEOS |
| 49134 - | 1998 SF27 | September 18, 1998 | Višnjan Observatory | Višnjan Observatory |
| 49135 - | 1998 SP28 | September 17, 1998 | Kitt Peak | Spacewatch |
| 49136 - | 1998 SY33 | September 26, 1998 | Socorro | LINEAR |
| 49137 - | 1998 SC35 | September 26, 1998 | Socorro | LINEAR |
| 49138 - | 1998 SV36 | September 20, 1998 | Kitt Peak | Spacewatch |
| 49139 - | 1998 SF37 | September 21, 1998 | Kitt Peak | Spacewatch |
| 49140 - | 1998 SU40 | September 25, 1998 | Kitt Peak | Spacewatch |
| 49141 - | 1998 SM41 | September 25, 1998 | Kitt Peak | Spacewatch |
| 49142 - | 1998 SQ42 | September 23, 1998 | Farra d'Isonzo | Farra d'Isonzo |
| 49143 | 1998 SK43 | September 23, 1998 | Xinglong | BAO Schmidt CCD Asteroid Program |
| 49144 - | 1998 SB46 | September 25, 1998 | Kitt Peak | Spacewatch |
| 49145 - | 1998 SD46 | September 25, 1998 | Kitt Peak | Spacewatch |
| 49146 - | 1998 SN48 | September 27, 1998 | Kitt Peak | Spacewatch |
| 49147 - | 1998 SR48 | September 27, 1998 | Kitt Peak | Spacewatch |
| 49148 - | 1998 SB49 | September 23, 1998 | Višnjan Observatory | Višnjan Observatory |
| 49149 - | 1998 SD49 | September 24, 1998 | Višnjan Observatory | Višnjan Observatory |
| 49150 - | 1998 SO50 | September 26, 1998 | Kitt Peak | Spacewatch |
| 49151 - | 1998 SM51 | September 27, 1998 | Kitt Peak | Spacewatch |
| 49152 - | 1998 SQ52 | September 29, 1998 | Kitt Peak | Spacewatch |
| 49153 - | 1998 ST52 | September 30, 1998 | Kitt Peak | Spacewatch |
| 49154 - | 1998 SM53 | September 16, 1998 | Anderson Mesa | LONEOS |
| 49155 - | 1998 SZ53 | September 16, 1998 | Anderson Mesa | LONEOS |
| 49156 - | 1998 SN54 | September 16, 1998 | Anderson Mesa | LONEOS |
| 49157 - | 1998 SQ54 | September 16, 1998 | Anderson Mesa | LONEOS |
| 49158 - | 1998 SB55 | September 16, 1998 | Anderson Mesa | LONEOS |
| 49159 - | 1998 SK55 | September 16, 1998 | Anderson Mesa | LONEOS |
| 49160 - | 1998 SW55 | September 16, 1998 | Anderson Mesa | LONEOS |
| 49161 - | 1998 SE56 | September 16, 1998 | Anderson Mesa | LONEOS |
| 49162 - | 1998 SO56 | September 16, 1998 | Anderson Mesa | LONEOS |
| 49163 - | 1998 SQ56 | September 17, 1998 | Anderson Mesa | LONEOS |
| 49164 - | 1998 ST56 | September 17, 1998 | Anderson Mesa | LONEOS |
| 49165 - | 1998 SU56 | September 17, 1998 | Anderson Mesa | LONEOS |
| 49166 - | 1998 SL57 | September 17, 1998 | Anderson Mesa | LONEOS |
| 49167 - | 1998 SP57 | September 17, 1998 | Anderson Mesa | LONEOS |
| 49168 - | 1998 SB58 | September 17, 1998 | Anderson Mesa | LONEOS |
| 49169 - | 1998 SL59 | September 17, 1998 | Anderson Mesa | LONEOS |
| 49170 - | 1998 SN59 | September 17, 1998 | Anderson Mesa | LONEOS |
| 49171 - | 1998 SD60 | September 17, 1998 | Anderson Mesa | LONEOS |
| 49172 - | 1998 SE60 | September 17, 1998 | Anderson Mesa | LONEOS |
| 49173 | 1998 SQ63 | September 29, 1998 | Xinglong | BAO Schmidt CCD Asteroid Program |
| 49174 - | 1998 SA64 | September 20, 1998 | La Silla | E. W. Elst |
| 49175 - | 1998 SG65 | September 20, 1998 | La Silla | E. W. Elst |
| 49176 - | 1998 SS65 | September 20, 1998 | La Silla | E. W. Elst |
| 49177 - | 1998 SU65 | September 20, 1998 | La Silla | E. W. Elst |
| 49178 - | 1998 SB67 | September 20, 1998 | La Silla | E. W. Elst |
| 49179 - | 1998 SC67 | September 20, 1998 | La Silla | E. W. Elst |
| 49180 - | 1998 SE67 | September 20, 1998 | La Silla | E. W. Elst |
| 49181 - | 1998 SU67 | September 20, 1998 | La Silla | E. W. Elst |
| 49182 - | 1998 SP69 | September 19, 1998 | Socorro | LINEAR |
| 49183 - | 1998 SW72 | September 21, 1998 | La Silla | E. W. Elst |
| 49184 - | 1998 SW73 | September 21, 1998 | La Silla | E. W. Elst |
| 49185 - | 1998 SA74 | September 21, 1998 | La Silla | E. W. Elst |
| 49186 | 1998 SS75 | September 20, 1998 | Xinglong | BAO Schmidt CCD Asteroid Program |
| 49187 - | 1998 SY75 | September 18, 1998 | Bologna | Osservatorio San Vittore |
| 49188 - | 1998 SZ79 | September 26, 1998 | Socorro | LINEAR |
| 49189 - | 1998 SJ80 | September 26, 1998 | Socorro | LINEAR |
| 49190 - | 1998 SL81 | September 26, 1998 | Socorro | LINEAR |
| 49191 - | 1998 SN85 | September 26, 1998 | Socorro | LINEAR |
| 49192 - | 1998 SU89 | September 26, 1998 | Socorro | LINEAR |
| 49193 - | 1998 SM91 | September 26, 1998 | Socorro | LINEAR |
| 49194 - | 1998 SX95 | September 26, 1998 | Socorro | LINEAR |
| 49195 - | 1998 SG102 | September 26, 1998 | Socorro | LINEAR |
| 49196 - | 1998 SU103 | September 26, 1998 | Socorro | LINEAR |
| 49197 - | 1998 SC104 | September 26, 1998 | Socorro | LINEAR |
| 49198 - | 1998 SG107 | September 26, 1998 | Socorro | LINEAR |
| 49199 - | 1998 SQ107 | September 26, 1998 | Socorro | LINEAR |
| 49200 - | 1998 SW107 | September 26, 1998 | Socorro | LINEAR |
| 49201–49300 | ||||
| 49201 - | 1998 SH110 | September 26, 1998 | Socorro | LINEAR |
| 49202 - | 1998 SE111 | September 26, 1998 | Socorro | LINEAR |
| 49203 - | 1998 SW115 | September 26, 1998 | Socorro | LINEAR |
| 49204 - | 1998 SR116 | September 26, 1998 | Socorro | LINEAR |
| 49205 - | 1998 SZ117 | September 26, 1998 | Socorro | LINEAR |
| 49206 - | 1998 SR118 | September 26, 1998 | Socorro | LINEAR |
| 49207 - | 1998 SV118 | September 26, 1998 | Socorro | LINEAR |
| 49208 - | 1998 SB119 | September 26, 1998 | Socorro | LINEAR |
| 49209 - | 1998 SN119 | September 26, 1998 | Socorro | LINEAR |
| 49210 - | 1998 ST119 | September 26, 1998 | Socorro | LINEAR |
| 49211 - | 1998 SX119 | September 26, 1998 | Socorro | LINEAR |
| 49212 - | 1998 SM121 | September 26, 1998 | Socorro | LINEAR |
| 49213 - | 1998 SW122 | September 26, 1998 | Socorro | LINEAR |
| 49214 - | 1998 SJ123 | September 26, 1998 | Socorro | LINEAR |
| 49215 - | 1998 SE124 | September 26, 1998 | Socorro | LINEAR |
| 49216 - | 1998 SH124 | September 26, 1998 | Socorro | LINEAR |
| 49217 - | 1998 SJ124 | September 26, 1998 | Socorro | LINEAR |
| 49218 - | 1998 SQ124 | September 26, 1998 | Socorro | LINEAR |
| 49219 - | 1998 SR124 | September 26, 1998 | Socorro | LINEAR |
| 49220 - | 1998 SA129 | September 26, 1998 | Socorro | LINEAR |
| 49221 - | 1998 SR129 | September 26, 1998 | Socorro | LINEAR |
| 49222 - | 1998 SM135 | September 26, 1998 | Socorro | LINEAR |
| 49223 - | 1998 SA136 | September 26, 1998 | Socorro | LINEAR |
| 49224 - | 1998 SK136 | September 26, 1998 | Socorro | LINEAR |
| 49225 - | 1998 SV136 | September 26, 1998 | Socorro | LINEAR |
| 49226 - | 1998 SX136 | September 26, 1998 | Socorro | LINEAR |
| 49227 - | 1998 SC137 | September 26, 1998 | Socorro | LINEAR |
| 49228 - | 1998 SK137 | September 26, 1998 | Socorro | LINEAR |
| 49229 - | 1998 SB140 | September 26, 1998 | Socorro | LINEAR |
| 49230 - | 1998 SL140 | September 26, 1998 | Socorro | LINEAR |
| 49231 - | 1998 ST140 | September 26, 1998 | Socorro | LINEAR |
| 49232 - | 1998 SB143 | September 26, 1998 | Socorro | LINEAR |
| 49233 - | 1998 SE145 | September 20, 1998 | La Silla | E. W. Elst |
| 49234 - | 1998 SL146 | September 20, 1998 | La Silla | E. W. Elst |
| 49235 - | 1998 SZ146 | September 20, 1998 | La Silla | E. W. Elst |
| 49236 - | 1998 SK151 | September 26, 1998 | Socorro | LINEAR |
| 49237 - | 1998 SW153 | September 26, 1998 | Socorro | LINEAR |
| 49238 - | 1998 SE157 | September 26, 1998 | Socorro | LINEAR |
| 49239 - | 1998 SE164 | September 18, 1998 | La Silla | E. W. Elst |
| 49240 - | 1998 SF164 | September 18, 1998 | La Silla | E. W. Elst |
| 49241 - | 1998 TQ3 | October 14, 1998 | Socorro | LINEAR |
| 49242 - | 1998 TD5 | October 13, 1998 | Višnjan Observatory | K. Korlević |
| 49243 - | 1998 TE5 | October 13, 1998 | Višnjan Observatory | K. Korlević |
| 49244 - | 1998 TG5 | October 13, 1998 | Višnjan Observatory | K. Korlević |
| 49245 - | 1998 TS5 | October 13, 1998 | Višnjan Observatory | K. Korlević |
| 49246 - | 1998 TF6 | October 15, 1998 | Višnjan Observatory | K. Korlević |
| 49247 - | 1998 TL6 | October 13, 1998 | Ondřejov | L. Šarounová |
| 49248 - | 1998 TX7 | October 13, 1998 | Kitt Peak | Spacewatch |
| 49249 - | 1998 TV13 | October 13, 1998 | Kitt Peak | Spacewatch |
| 49250 - | 1998 TD15 | October 14, 1998 | Kitt Peak | Spacewatch |
| 49251 - | 1998 TR17 | October 15, 1998 | Višnjan Observatory | K. Korlević |
| 49252 | 1998 TZ18 | October 14, 1998 | Xinglong | BAO Schmidt CCD Asteroid Program |
| 49253 - | 1998 TF21 | October 13, 1998 | Kitt Peak | Spacewatch |
| 49254 - | 1998 TQ25 | October 14, 1998 | Kitt Peak | Spacewatch |
| 49255 - | 1998 TJ29 | October 15, 1998 | Kitt Peak | Spacewatch |
| 49256 - | 1998 TA31 | October 10, 1998 | Anderson Mesa | LONEOS |
| 49257 - | 1998 TJ31 | October 10, 1998 | Anderson Mesa | LONEOS |
| 49258 - | 1998 TM32 | October 11, 1998 | Anderson Mesa | LONEOS |
| 49259 - | 1998 TF33 | October 14, 1998 | Anderson Mesa | LONEOS |
| 49260 - | 1998 TU33 | October 14, 1998 | Anderson Mesa | LONEOS |
| 49261 - | 1998 TW33 | October 14, 1998 | Anderson Mesa | LONEOS |
| 49262 - | 1998 TY34 | October 14, 1998 | Anderson Mesa | LONEOS |
| 49263 - | 1998 TJ36 | October 11, 1998 | Anderson Mesa | LONEOS |
| 49264 - | 1998 UC | October 16, 1998 | Catalina | CSS |
| 49265 - | 1998 UM3 | October 20, 1998 | Caussols | ODAS |
| 49266 - | 1998 UW5 | October 22, 1998 | Caussols | ODAS |
| 49267 - | 1998 UU6 | October 18, 1998 | Gekko | T. Kagawa |
| 49268 - | 1998 UV7 | October 23, 1998 | Višnjan Observatory | K. Korlević |
| 49269 - | 1998 UW7 | October 23, 1998 | Višnjan Observatory | K. Korlević |
| 49270 | 1998 UB9 | October 17, 1998 | Xinglong | BAO Schmidt CCD Asteroid Program |
| 49271 - | 1998 UG15 | October 20, 1998 | Woomera | F. B. Zoltowski |
| 49272 Bryce Canyon | 1998 UT16 | October 27, 1998 | Goodricke-Pigott | R. A. Tucker |
| 49273 - | 1998 UY18 | October 27, 1998 | Višnjan Observatory | K. Korlević |
| 49274 - | 1998 UB20 | October 28, 1998 | Višnjan Observatory | K. Korlević |
| 49275 - | 1998 UO20 | October 28, 1998 | Višnjan Observatory | K. Korlević |
| 49276 - | 1998 UA21 | October 29, 1998 | Višnjan Observatory | K. Korlević |
| 49277 - | 1998 UK22 | October 28, 1998 | Socorro | LINEAR |
| 49278 - | 1998 UO22 | October 28, 1998 | Socorro | LINEAR |
| 49279 - | 1998 UP22 | October 28, 1998 | Socorro | LINEAR |
| 49280 - | 1998 UT22 | October 28, 1998 | Reedy Creek | J. Broughton |
| 49281 - | 1998 UX22 | October 30, 1998 | Višnjan Observatory | K. Korlević |
| 49282 - | 1998 UA24 | October 17, 1998 | Anderson Mesa | LONEOS |
| 49283 - | 1998 UG29 | October 18, 1998 | La Silla | E. W. Elst |
| 49284 - | 1998 US29 | October 18, 1998 | La Silla | E. W. Elst |
| 49285 - | 1998 UT29 | October 18, 1998 | La Silla | E. W. Elst |
| 49286 - | 1998 UC30 | October 18, 1998 | La Silla | E. W. Elst |
| 49287 | 1998 US31 | October 22, 1998 | Xinglong | BAO Schmidt CCD Asteroid Program |
| 49288 - | 1998 UD33 | October 28, 1998 | Socorro | LINEAR |
| 49289 - | 1998 UH40 | October 28, 1998 | Socorro | LINEAR |
| 49290 - | 1998 UV41 | October 28, 1998 | Socorro | LINEAR |
| 49291 - | 1998 VJ | November 8, 1998 | Cocoa | I. P. Griffin |
| 49292 - | 1998 VA1 | November 10, 1998 | Socorro | LINEAR |
| 49293 - | 1998 VK1 | November 10, 1998 | Socorro | LINEAR |
| 49294 - | 1998 VG2 | November 10, 1998 | Caussols | ODAS |
| 49295 - | 1998 VJ2 | November 10, 1998 | Caussols | ODAS |
| 49296 - | 1998 VD3 | November 10, 1998 | Caussols | ODAS |
| 49297 - | 1998 VY4 | November 11, 1998 | Zeno | T. Stafford |
| 49298 - | 1998 VS5 | November 2, 1998 | Fair Oaks Ranch | J. V. McClusky |
| 49299 - | 1998 VU5 | November 11, 1998 | Gekko | T. Kagawa |
| 49300 - | 1998 VZ5 | November 13, 1998 | Farpoint | G. Hug, G. Bell |
| 49301–49400 | ||||
| 49301 - | 1998 VD6 | November 11, 1998 | Gekko | T. Kagawa |
| 49302 - | 1998 VW7 | November 10, 1998 | Socorro | LINEAR |
| 49303 - | 1998 VN9 | November 10, 1998 | Socorro | LINEAR |
| 49304 - | 1998 VT9 | November 10, 1998 | Socorro | LINEAR |
| 49305 - | 1998 VQ13 | November 10, 1998 | Socorro | LINEAR |
| 49306 - | 1998 VS13 | November 10, 1998 | Socorro | LINEAR |
| 49307 - | 1998 VJ15 | November 10, 1998 | Socorro | LINEAR |
| 49308 - | 1998 VV15 | November 10, 1998 | Socorro | LINEAR |
| 49309 - | 1998 VB16 | November 10, 1998 | Socorro | LINEAR |
| 49310 - | 1998 VD17 | November 10, 1998 | Socorro | LINEAR |
| 49311 - | 1998 VZ17 | November 10, 1998 | Socorro | LINEAR |
| 49312 - | 1998 VA18 | November 10, 1998 | Socorro | LINEAR |
| 49313 - | 1998 VM18 | November 10, 1998 | Socorro | LINEAR |
| 49314 - | 1998 VN19 | November 10, 1998 | Socorro | LINEAR |
| 49315 - | 1998 VP21 | November 10, 1998 | Socorro | LINEAR |
| 49316 - | 1998 VX23 | November 10, 1998 | Socorro | LINEAR |
| 49317 - | 1998 VN24 | November 10, 1998 | Socorro | LINEAR |
| 49318 - | 1998 VE25 | November 10, 1998 | Socorro | LINEAR |
| 49319 - | 1998 VT25 | November 10, 1998 | Socorro | LINEAR |
| 49320 - | 1998 VJ26 | November 10, 1998 | Socorro | LINEAR |
| 49321 - | 1998 VY28 | November 10, 1998 | Socorro | LINEAR |
| 49322 - | 1998 VN29 | November 10, 1998 | Socorro | LINEAR |
| 49323 - | 1998 VN30 | November 10, 1998 | Socorro | LINEAR |
| 49324 - | 1998 VX30 | November 10, 1998 | Socorro | LINEAR |
| 49325 - | 1998 VK31 | November 14, 1998 | Oizumi | T. Kobayashi |
| 49326 - | 1998 VL31 | November 14, 1998 | Oizumi | T. Kobayashi |
| 49327 - | 1998 VZ33 | November 11, 1998 | Farra d'Isonzo | Farra d'Isonzo |
| 49328 | 1998 VL35 | November 1, 1998 | Xinglong | BAO Schmidt CCD Asteroid Program |
| 49329 | 1998 VQ35 | November 9, 1998 | Xinglong | BAO Schmidt CCD Asteroid Program |
| 49330 - | 1998 VE36 | November 14, 1998 | Socorro | LINEAR |
| 49331 - | 1998 VZ37 | November 10, 1998 | Socorro | LINEAR |
| 49332 - | 1998 VC44 | November 15, 1998 | Višnjan Observatory | K. Korlević |
| 49333 - | 1998 VP45 | November 11, 1998 | Anderson Mesa | LONEOS |
| 49334 - | 1998 VU45 | November 14, 1998 | Anderson Mesa | LONEOS |
| 49335 - | 1998 VV45 | November 14, 1998 | Anderson Mesa | LONEOS |
| 49336 - | 1998 VC49 | November 10, 1998 | Socorro | LINEAR |
| 49337 - | 1998 VN50 | November 11, 1998 | Socorro | LINEAR |
| 49338 - | 1998 VR51 | November 13, 1998 | Socorro | LINEAR |
| 49339 - | 1998 VH54 | November 14, 1998 | Socorro | LINEAR |
| 49340 - | 1998 WG | November 16, 1998 | San Marcello | A. Boattini, L. Tesi |
| 49341 - | 1998 WW2 | November 17, 1998 | Caussols | ODAS |
| 49342 - | 1998 WE3 | November 18, 1998 | Gekko | T. Kagawa |
| 49343 - | 1998 WH3 | November 19, 1998 | Oizumi | T. Kobayashi |
| 49344 - | 1998 WC4 | November 20, 1998 | Farra d'Isonzo | Farra d'Isonzo |
| 49345 | 1998 WH4 | November 18, 1998 | Kushiro | S. Ueda, H. Kaneda |
| 49346 - | 1998 WK4 | November 21, 1998 | Prescott | P. G. Comba |
| 49347 - | 1998 WQ4 | November 18, 1998 | Catalina | CSS |
| 49348 - | 1998 WO6 | November 23, 1998 | Oizumi | T. Kobayashi |
| 49349 - | 1998 WW6 | November 24, 1998 | Baton Rouge | W. R. Cooney Jr., P. M. Motl |
| 49350 Katheynix | 1998 WQ8 | November 27, 1998 | Baton Rouge | W. R. Cooney Jr. |
| 49351 - | 1998 WE9 | November 27, 1998 | Višnjan Observatory | K. Korlević |
| 49352 - | 1998 WS9 | November 28, 1998 | Višnjan Observatory | K. Korlević |
| 49353 - | 1998 WY9 | November 18, 1998 | Socorro | LINEAR |
| 49354 - | 1998 WP11 | November 21, 1998 | Socorro | LINEAR |
| 49355 - | 1998 WH12 | November 21, 1998 | Socorro | LINEAR |
| 49356 - | 1998 WT13 | November 21, 1998 | Socorro | LINEAR |
| 49357 - | 1998 WG14 | November 21, 1998 | Socorro | LINEAR |
| 49358 - | 1998 WZ14 | November 21, 1998 | Socorro | LINEAR |
| 49359 - | 1998 WB15 | November 21, 1998 | Socorro | LINEAR |
| 49360 - | 1998 WM15 | November 21, 1998 | Socorro | LINEAR |
| 49361 - | 1998 WN15 | November 21, 1998 | Socorro | LINEAR |
| 49362 - | 1998 WW16 | November 21, 1998 | Socorro | LINEAR |
| 49363 - | 1998 WZ16 | November 21, 1998 | Socorro | LINEAR |
| 49364 - | 1998 WG17 | November 21, 1998 | Socorro | LINEAR |
| 49365 - | 1998 WR18 | November 21, 1998 | Socorro | LINEAR |
| 49366 - | 1998 WY18 | November 21, 1998 | Socorro | LINEAR |
| 49367 - | 1998 WK19 | November 23, 1998 | Socorro | LINEAR |
| 49368 - | 1998 WN19 | November 23, 1998 | Socorro | LINEAR |
| 49369 - | 1998 WO19 | November 23, 1998 | Socorro | LINEAR |
| 49370 - | 1998 WS21 | November 18, 1998 | Socorro | LINEAR |
| 49371 - | 1998 WZ21 | November 18, 1998 | Socorro | LINEAR |
| 49372 - | 1998 WL30 | November 26, 1998 | Kitt Peak | Spacewatch |
| 49373 - | 1998 WO35 | November 18, 1998 | Kitt Peak | Spacewatch |
| 49374 - | 1998 WD36 | November 19, 1998 | Kitt Peak | Spacewatch |
| 49375 - | 1998 WW36 | November 21, 1998 | Kitt Peak | Spacewatch |
| 49376 - | 1998 WB41 | November 18, 1998 | Socorro | LINEAR |
| 49377 - | 1998 WP41 | November 24, 1998 | Socorro | LINEAR |
| 49378 | 1998 XU2 | December 7, 1998 | Xinglong | BAO Schmidt CCD Asteroid Program |
| 49379 | 1998 XF3 | December 8, 1998 | Xinglong | BAO Schmidt CCD Asteroid Program |
| 49380 - | 1998 XU4 | December 12, 1998 | Oizumi | T. Kobayashi |
| 49381 - | 1998 XX4 | December 12, 1998 | Oizumi | T. Kobayashi |
| 49382 - | 1998 XG5 | December 12, 1998 | Goodricke-Pigott | R. A. Tucker |
| 49383 - | 1998 XP6 | December 8, 1998 | Kitt Peak | Spacewatch |
| 49384 Hubertnaudot | 1998 XX9 | December 12, 1998 | Blauvac | R. Roy |
| 49385 - | 1998 XA12 | December 14, 1998 | Socorro | LINEAR |
| 49386 | 1998 XH12 | December 4, 1998 | Xinglong | BAO Schmidt CCD Asteroid Program |
| 49387 - | 1998 XH16 | December 14, 1998 | Socorro | LINEAR |
| 49388 - | 1998 XR20 | December 10, 1998 | Kitt Peak | Spacewatch |
| 49389 - | 1998 XS20 | December 10, 1998 | Kitt Peak | Spacewatch |
| 49390 - | 1998 XO21 | December 10, 1998 | Kitt Peak | Spacewatch |
| 49391 - | 1998 XH25 | December 13, 1998 | Kitt Peak | Spacewatch |
| 49392 | 1998 XD26 | December 15, 1998 | Xinglong | BAO Schmidt CCD Asteroid Program |
| 49393 - | 1998 XC28 | December 14, 1998 | Socorro | LINEAR |
| 49394 - | 1998 XT29 | December 14, 1998 | Socorro | LINEAR |
| 49395 - | 1998 XW32 | December 14, 1998 | Socorro | LINEAR |
| 49396 - | 1998 XG40 | December 14, 1998 | Socorro | LINEAR |
| 49397 - | 1998 XU40 | December 14, 1998 | Socorro | LINEAR |
| 49398 - | 1998 XO41 | December 14, 1998 | Socorro | LINEAR |
| 49399 - | 1998 XK44 | December 14, 1998 | Socorro | LINEAR |
| 49400 - | 1998 XS44 | December 14, 1998 | Socorro | LINEAR |
| 49401–49500 | ||||
| 49401 - | 1998 XT44 | December 14, 1998 | Socorro | LINEAR |
| 49402 - | 1998 XZ44 | December 14, 1998 | Socorro | LINEAR |
| 49403 - | 1998 XE45 | December 14, 1998 | Socorro | LINEAR |
| 49404 - | 1998 XN45 | December 14, 1998 | Socorro | LINEAR |
| 49405 - | 1998 XW46 | December 14, 1998 | Socorro | LINEAR |
| 49406 - | 1998 XP47 | December 14, 1998 | Socorro | LINEAR |
| 49407 - | 1998 XC50 | December 14, 1998 | Socorro | LINEAR |
| 49408 - | 1998 XL50 | December 14, 1998 | Socorro | LINEAR |
| 49409 - | 1998 XS50 | December 14, 1998 | Socorro | LINEAR |
| 49410 - | 1998 XR51 | December 14, 1998 | Socorro | LINEAR |
| 49411 - | 1998 XT51 | December 14, 1998 | Socorro | LINEAR |
| 49412 - | 1998 XV55 | December 15, 1998 | Socorro | LINEAR |
| 49413 - | 1998 XZ62 | December 14, 1998 | Socorro | LINEAR |
| 49414 - | 1998 XT65 | December 14, 1998 | Socorro | LINEAR |
| 49415 - | 1998 XE68 | December 14, 1998 | Socorro | LINEAR |
| 49416 - | 1998 XG73 | December 14, 1998 | Socorro | LINEAR |
| 49417 - | 1998 XM73 | December 14, 1998 | Socorro | LINEAR |
| 49418 - | 1998 XP73 | December 14, 1998 | Socorro | LINEAR |
| 49419 - | 1998 XJ74 | December 14, 1998 | Socorro | LINEAR |
| 49420 - | 1998 XK74 | December 14, 1998 | Socorro | LINEAR |
| 49421 - | 1998 XC77 | December 15, 1998 | Socorro | LINEAR |
| 49422 - | 1998 XM77 | December 15, 1998 | Socorro | LINEAR |
| 49423 - | 1998 XR77 | December 15, 1998 | Socorro | LINEAR |
| 49424 - | 1998 XC80 | December 15, 1998 | Socorro | LINEAR |
| 49425 - | 1998 XE80 | December 15, 1998 | Socorro | LINEAR |
| 49426 - | 1998 XP80 | December 15, 1998 | Socorro | LINEAR |
| 49427 - | 1998 XE86 | December 15, 1998 | Socorro | LINEAR |
| 49428 - | 1998 XL94 | December 15, 1998 | Socorro | LINEAR |
| 49429 | 1998 XZ95 | December 2, 1998 | Xinglong | BAO Schmidt CCD Asteroid Program |
| 49430 - | 1998 XZ96 | December 11, 1998 | Mérida | O. A. Naranjo |
| 49431 - | 1998 XB99 | December 15, 1998 | Socorro | LINEAR |
| 49432 - | 1998 YD | December 16, 1998 | Višnjan Observatory | K. Korlević |
| 49433 - | 1998 YS | December 16, 1998 | Oizumi | T. Kobayashi |
| 49434 - | 1998 YB1 | December 16, 1998 | Gekko | T. Kagawa |
| 49435 - | 1998 YH1 | December 16, 1998 | Gekko | T. Kagawa |
| 49436 - | 1998 YX2 | December 17, 1998 | Ondřejov | P. Pravec, U. Babiaková |
| 49437 - | 1998 YY3 | December 17, 1998 | Gekko | T. Kagawa |
| 49438 - | 1998 YD4 | December 19, 1998 | Oizumi | T. Kobayashi |
| 49439 - | 1998 YC5 | December 17, 1998 | Caussols | ODAS |
| 49440 Kenzotange | 1998 YP5 | December 21, 1998 | Kuma Kogen | A. Nakamura |
| 49441 - | 1998 YM6 | December 22, 1998 | Bologna | Osservatorio San Vittore |
| 49442 - | 1998 YD7 | December 20, 1998 | Uto | F. Uto |
| 49443 Marcobondi | 1998 YN7 | December 22, 1998 | Montelupo | E. Masotti, D. Guidetti |
| 49444 - | 1998 YO7 | December 22, 1998 | Gekko | T. Kagawa |
| 49445 | 1998 YS8 | December 17, 1998 | Xinglong | BAO Schmidt CCD Asteroid Program |
| 49446 - | 1998 YO9 | December 25, 1998 | Višnjan Observatory | K. Korlević, M. Jurić |
| 49447 - | 1998 YW11 | December 26, 1998 | Oizumi | T. Kobayashi |
| 49448 Macocha | 1998 YJ12 | December 21, 1998 | Ondřejov | P. Pravec |
| 49449 - | 1998 YN13 | December 17, 1998 | Kitt Peak | Spacewatch |
| 49450 - | 1998 YD14 | December 19, 1998 | Kitt Peak | Spacewatch |
| 49451 - | 1998 YH18 | December 25, 1998 | Kitt Peak | Spacewatch |
| 49452 - | 1998 YV18 | December 25, 1998 | Kitt Peak | Spacewatch |
| 49453 - | 1998 YD19 | December 25, 1998 | Kitt Peak | Spacewatch |
| 49454 - | 1998 YH22 | December 30, 1998 | Baton Rouge | W. R. Cooney Jr., T. Martin |
| 49455 | 1998 YO22 | December 29, 1998 | Xinglong | BAO Schmidt CCD Asteroid Program |
| 49456 - | 1998 YD28 | December 21, 1998 | Socorro | LINEAR |
| 49457 | 1998 YC30 | December 19, 1998 | Xinglong | BAO Schmidt CCD Asteroid Program |
| 49458 - | 1999 AH2 | January 9, 1999 | Oizumi | T. Kobayashi |
| 49459 - | 1999 AJ2 | January 9, 1999 | Oizumi | T. Kobayashi |
| 49460 - | 1999 AT4 | January 11, 1999 | Oizumi | T. Kobayashi |
| 49461 | 1999 AK5 | January 10, 1999 | Nachi-Katsuura | Y. Shimizu, T. Urata |
| 49462 - | 1999 AS6 | January 9, 1999 | Višnjan Observatory | K. Korlević |
| 49463 - | 1999 AZ6 | January 9, 1999 | Višnjan Observatory | K. Korlević |
| 49464 - | 1999 AO7 | January 11, 1999 | Višnjan Observatory | K. Korlević |
| 49465 - | 1999 AT8 | January 10, 1999 | Fair Oaks Ranch | J. V. McClusky |
| 49466 | 1999 AX8 | January 6, 1999 | Xinglong | BAO Schmidt CCD Asteroid Program |
| 49467 - | 1999 AC16 | January 9, 1999 | Kitt Peak | Spacewatch |
| 49468 - | 1999 AE24 | January 15, 1999 | Oizumi | T. Kobayashi |
| 49469 - | 1999 AL25 | January 15, 1999 | Monte Agliale | S. Donati |
| 49470 - | 1999 AZ26 | January 9, 1999 | Kitt Peak | Spacewatch |
| 49471 - | 1999 AX27 | January 11, 1999 | Kitt Peak | Spacewatch |
| 49472 - | 1999 AR30 | January 14, 1999 | Kitt Peak | Spacewatch |
| 49473 - | 1999 AT32 | January 15, 1999 | Kitt Peak | Spacewatch |
| 49474 - | 1999 BL | January 16, 1999 | Oizumi | T. Kobayashi |
| 49475 - | 1999 BH3 | January 19, 1999 | Črni Vrh | Črni Vrh |
| 49476 - | 1999 BA6 | January 21, 1999 | Višnjan Observatory | K. Korlević |
| 49477 - | 1999 BA8 | January 21, 1999 | Višnjan Observatory | K. Korlević |
| 49478 - | 1999 BY8 | January 22, 1999 | Višnjan Observatory | K. Korlević |
| 49479 - | 1999 BH9 | January 22, 1999 | Višnjan Observatory | K. Korlević |
| 49480 - | 1999 BX9 | January 23, 1999 | Višnjan Observatory | K. Korlević |
| 49481 Gisellarubini | 1999 BJ12 | January 24, 1999 | Monte Agliale | M. M. M. Santangelo |
| 49482 - | 1999 BV12 | January 24, 1999 | Višnjan Observatory | K. Korlević |
| 49483 - | 1999 BP13 | January 25, 1999 | Višnjan Observatory | K. Korlević |
| 49484 - | 1999 BP15 | January 27, 1999 | High Point | D. K. Chesney |
| 49485 - | 1999 BL16 | January 16, 1999 | Socorro | LINEAR |
| 49486 - | 1999 BU18 | January 16, 1999 | Socorro | LINEAR |
| 49487 - | 1999 BM22 | January 18, 1999 | Socorro | LINEAR |
| 49488 - | 1999 BZ23 | January 18, 1999 | Socorro | LINEAR |
| 49489 - | 1999 BQ24 | January 18, 1999 | Socorro | LINEAR |
| 49490 - | 1999 BX24 | January 18, 1999 | Socorro | LINEAR |
| 49491 - | 1999 BW25 | January 18, 1999 | Socorro | LINEAR |
| 49492 - | 1999 BC26 | January 19, 1999 | Višnjan Observatory | K. Korlević |
| 49493 - | 1999 CD | February 4, 1999 | Oizumi | T. Kobayashi |
| 49494 - | 1999 CJ1 | February 6, 1999 | Oizumi | T. Kobayashi |
| 49495 - | 1999 CU1 | February 7, 1999 | Oizumi | T. Kobayashi |
| 49496 - | 1999 CC2 | February 8, 1999 | Oizumi | T. Kobayashi |
| 49497 - | 1999 CM3 | February 8, 1999 | Uto | F. Uto |
| 49498 - | 1999 CO5 | February 12, 1999 | Gekko | T. Kagawa |
| 49499 - | 1999 CJ8 | February 13, 1999 | Oizumi | T. Kobayashi |
| 49500 - | 1999 CP9 | February 14, 1999 | Oizumi | T. Kobayashi |
| 49501–49600 | ||||
| 49501 Basso | 1999 CN10 | February 13, 1999 | Ceccano | G. Masi |
| 49502 - | 1999 CK14 | February 15, 1999 | Višnjan Observatory | K. Korlević |
| 49503 - | 1999 CX16 | February 10, 1999 | Socorro | LINEAR |
| 49504 - | 1999 CA17 | February 10, 1999 | Socorro | LINEAR |
| 49505 - | 1999 CF19 | February 10, 1999 | Socorro | LINEAR |
| 49506 - | 1999 CE20 | February 10, 1999 | Socorro | LINEAR |
| 49507 - | 1999 CF20 | February 10, 1999 | Socorro | LINEAR |
| 49508 - | 1999 CG22 | February 10, 1999 | Socorro | LINEAR |
| 49509 - | 1999 CM22 | February 10, 1999 | Socorro | LINEAR |
| 49510 - | 1999 CX22 | February 10, 1999 | Socorro | LINEAR |
| 49511 - | 1999 CT25 | February 10, 1999 | Socorro | LINEAR |
| 49512 - | 1999 CJ27 | February 10, 1999 | Socorro | LINEAR |
| 49513 - | 1999 CK28 | February 10, 1999 | Socorro | LINEAR |
| 49514 - | 1999 CM31 | February 10, 1999 | Socorro | LINEAR |
| 49515 - | 1999 CP31 | February 10, 1999 | Socorro | LINEAR |
| 49516 - | 1999 CJ32 | February 10, 1999 | Socorro | LINEAR |
| 49517 - | 1999 CK32 | February 10, 1999 | Socorro | LINEAR |
| 49518 - | 1999 CN32 | February 10, 1999 | Socorro | LINEAR |
| 49519 - | 1999 CU33 | February 10, 1999 | Socorro | LINEAR |
| 49520 - | 1999 CX33 | February 10, 1999 | Socorro | LINEAR |
| 49521 - | 1999 CC36 | February 10, 1999 | Socorro | LINEAR |
| 49522 - | 1999 CK37 | February 10, 1999 | Socorro | LINEAR |
| 49523 - | 1999 CL38 | February 10, 1999 | Socorro | LINEAR |
| 49524 - | 1999 CJ39 | February 10, 1999 | Socorro | LINEAR |
| 49525 - | 1999 CO40 | February 10, 1999 | Socorro | LINEAR |
| 49526 - | 1999 CP40 | February 10, 1999 | Socorro | LINEAR |
| 49527 - | 1999 CR44 | February 10, 1999 | Socorro | LINEAR |
| 49528 - | 1999 CN46 | February 10, 1999 | Socorro | LINEAR |
| 49529 - | 1999 CF48 | February 10, 1999 | Socorro | LINEAR |
| 49530 - | 1999 CC50 | February 10, 1999 | Socorro | LINEAR |
| 49531 - | 1999 CR51 | February 10, 1999 | Socorro | LINEAR |
| 49532 - | 1999 CJ54 | February 10, 1999 | Socorro | LINEAR |
| 49533 - | 1999 CN54 | February 10, 1999 | Socorro | LINEAR |
| 49534 - | 1999 CO56 | February 10, 1999 | Socorro | LINEAR |
| 49535 - | 1999 CB57 | February 10, 1999 | Socorro | LINEAR |
| 49536 - | 1999 CS60 | February 12, 1999 | Socorro | LINEAR |
| 49537 - | 1999 CY60 | February 12, 1999 | Socorro | LINEAR |
| 49538 - | 1999 CH61 | February 12, 1999 | Socorro | LINEAR |
| 49539 - | 1999 CQ62 | February 12, 1999 | Socorro | LINEAR |
| 49540 - | 1999 CU63 | February 12, 1999 | Socorro | LINEAR |
| 49541 - | 1999 CO66 | February 12, 1999 | Socorro | LINEAR |
| 49542 - | 1999 CT70 | February 12, 1999 | Socorro | LINEAR |
| 49543 - | 1999 CD76 | February 12, 1999 | Socorro | LINEAR |
| 49544 - | 1999 CA77 | February 12, 1999 | Socorro | LINEAR |
| 49545 - | 1999 CJ77 | February 12, 1999 | Socorro | LINEAR |
| 49546 - | 1999 CG79 | February 12, 1999 | Socorro | LINEAR |
| 49547 - | 1999 CY82 | February 10, 1999 | Socorro | LINEAR |
| 49548 - | 1999 CP83 | February 10, 1999 | Socorro | LINEAR |
| 49549 - | 1999 CL84 | February 10, 1999 | Socorro | LINEAR |
| 49550 - | 1999 CO84 | February 10, 1999 | Socorro | LINEAR |
| 49551 - | 1999 CV84 | February 10, 1999 | Socorro | LINEAR |
| 49552 - | 1999 CF85 | February 10, 1999 | Socorro | LINEAR |
| 49553 - | 1999 CB87 | February 10, 1999 | Socorro | LINEAR |
| 49554 - | 1999 CG87 | February 10, 1999 | Socorro | LINEAR |
| 49555 - | 1999 CK88 | February 10, 1999 | Socorro | LINEAR |
| 49556 - | 1999 CJ91 | February 10, 1999 | Socorro | LINEAR |
| 49557 - | 1999 CQ91 | February 10, 1999 | Socorro | LINEAR |
| 49558 - | 1999 CN92 | February 10, 1999 | Socorro | LINEAR |
| 49559 - | 1999 CU92 | February 10, 1999 | Socorro | LINEAR |
| 49560 - | 1999 CQ93 | February 10, 1999 | Socorro | LINEAR |
| 49561 - | 1999 CA98 | February 10, 1999 | Socorro | LINEAR |
| 49562 - | 1999 CF100 | February 10, 1999 | Socorro | LINEAR |
| 49563 - | 1999 CQ100 | February 10, 1999 | Socorro | LINEAR |
| 49564 - | 1999 CN103 | February 12, 1999 | Socorro | LINEAR |
| 49565 - | 1999 CK104 | February 12, 1999 | Socorro | LINEAR |
| 49566 - | 1999 CM106 | February 12, 1999 | Socorro | LINEAR |
| 49567 - | 1999 CP107 | February 12, 1999 | Socorro | LINEAR |
| 49568 - | 1999 CT107 | February 12, 1999 | Socorro | LINEAR |
| 49569 - | 1999 CH109 | February 12, 1999 | Socorro | LINEAR |
| 49570 - | 1999 CQ110 | February 12, 1999 | Socorro | LINEAR |
| 49571 - | 1999 CA113 | February 12, 1999 | Socorro | LINEAR |
| 49572 - | 1999 CE114 | February 12, 1999 | Socorro | LINEAR |
| 49573 - | 1999 CB118 | February 12, 1999 | Socorro | LINEAR |
| 49574 - | 1999 CO119 | February 11, 1999 | Socorro | LINEAR |
| 49575 - | 1999 CX119 | February 11, 1999 | Socorro | LINEAR |
| 49576 - | 1999 CN121 | February 11, 1999 | Socorro | LINEAR |
| 49577 - | 1999 CB124 | February 11, 1999 | Socorro | LINEAR |
| 49578 - | 1999 CD124 | February 11, 1999 | Socorro | LINEAR |
| 49579 - | 1999 CL124 | February 11, 1999 | Socorro | LINEAR |
| 49580 - | 1999 CL126 | February 11, 1999 | Socorro | LINEAR |
| 49581 - | 1999 CO127 | February 11, 1999 | Socorro | LINEAR |
| 49582 - | 1999 CB128 | February 11, 1999 | Outside Phoenix, Arizona | Thomas Bopp |
| 49583 - | 1999 CU132 | February 9, 1999 | Kitt Peak | Spacewatch |
| 49584 - | 1999 CE133 | February 7, 1999 | Kitt Peak | Spacewatch |
| 49585 - | 1999 CO137 | February 9, 1999 | Kitt Peak | Spacewatch |
| 49586 - | 1999 CD138 | February 11, 1999 | Kitt Peak | Spacewatch |
| 49587 - | 1999 CL145 | February 8, 1999 | Kitt Peak | Spacewatch |
| 49588 - | 1999 CJ149 | February 13, 1999 | Kitt Peak | Spacewatch |
| 49589 - | 1999 CQ149 | February 13, 1999 | Kitt Peak | Spacewatch |
| 49590 - | 1999 DZ1 | February 18, 1999 | Haleakala | NEAT |
| 49591 - | 1999 DO2 | February 19, 1999 | Oizumi | T. Kobayashi |
| 49592 - | 1999 DD7 | February 25, 1999 | Uccle | T. Pauwels |
| 49593 - | 1999 DX7 | February 18, 1999 | Anderson Mesa | LONEOS |
| 49594 - | 1999 EM13 | March 10, 1999 | Kitt Peak | Spacewatch |
| 49595 - | 1999 FG | March 16, 1999 | Višnjan Observatory | K. Korlević, M. Jurić |
| 49596 - | 1999 FT4 | March 17, 1999 | Kitt Peak | Spacewatch |
| 49597 - | 1999 FY12 | March 19, 1999 | Kitt Peak | Spacewatch |
| 49598 - | 1999 FU17 | March 23, 1999 | Kitt Peak | Spacewatch |
| 49599 - | 1999 FM18 | March 22, 1999 | Anderson Mesa | LONEOS |
| 49600 - | 1999 FN18 | March 22, 1999 | Anderson Mesa | LONEOS |
| 49601–49700 | ||||
| 49601 - | 1999 FG22 | March 19, 1999 | Socorro | LINEAR |
| 49602 - | 1999 FH24 | March 19, 1999 | Socorro | LINEAR |
| 49603 - | 1999 FC25 | March 19, 1999 | Socorro | LINEAR |
| 49604 - | 1999 FP25 | March 19, 1999 | Socorro | LINEAR |
| 49605 - | 1999 FE26 | March 19, 1999 | Socorro | LINEAR |
| 49606 - | 1999 FU27 | March 19, 1999 | Socorro | LINEAR |
| 49607 - | 1999 FC28 | March 19, 1999 | Socorro | LINEAR |
| 49608 - | 1999 FX28 | March 19, 1999 | Socorro | LINEAR |
| 49609 - | 1999 FO29 | March 19, 1999 | Socorro | LINEAR |
| 49610 - | 1999 FY29 | March 19, 1999 | Socorro | LINEAR |
| 49611 - | 1999 FV30 | March 19, 1999 | Socorro | LINEAR |
| 49612 - | 1999 FA31 | March 19, 1999 | Socorro | LINEAR |
| 49613 - | 1999 FS32 | March 23, 1999 | Višnjan Observatory | K. Korlević |
| 49614 - | 1999 FB39 | March 20, 1999 | Socorro | LINEAR |
| 49615 - | 1999 FW41 | March 20, 1999 | Socorro | LINEAR |
| 49616 - | 1999 FY42 | March 20, 1999 | Socorro | LINEAR |
| 49617 - | 1999 FJ43 | March 20, 1999 | Socorro | LINEAR |
| 49618 - | 1999 FC44 | March 20, 1999 | Socorro | LINEAR |
| 49619 - | 1999 FU46 | March 20, 1999 | Socorro | LINEAR |
| 49620 - | 1999 FH51 | March 20, 1999 | Socorro | LINEAR |
| 49621 - | 1999 GL | April 6, 1999 | Prescott | P. G. Comba |
| 49622 - | 1999 GO3 | April 9, 1999 | Višnjan Observatory | K. Korlević |
| 49623 | 1999 GB5 | April 7, 1999 | Nachi-Katsuura | Y. Shimizu, T. Urata |
| 49624 - | 1999 GR10 | April 11, 1999 | Kitt Peak | Spacewatch |
| 49625 - | 1999 GS10 | April 11, 1999 | Kitt Peak | Spacewatch |
| 49626 - | 1999 GL16 | April 9, 1999 | Socorro | LINEAR |
| 49627 - | 1999 GP16 | April 15, 1999 | Socorro | LINEAR |
| 49628 - | 1999 GV16 | April 15, 1999 | Socorro | LINEAR |
| 49629 - | 1999 GF20 | April 15, 1999 | Socorro | LINEAR |
| 49630 - | 1999 GB21 | April 15, 1999 | Socorro | LINEAR |
| 49631 - | 1999 GA23 | April 6, 1999 | Socorro | LINEAR |
| 49632 - | 1999 GV37 | April 12, 1999 | Socorro | LINEAR |
| 49633 - | 1999 GC38 | April 12, 1999 | Socorro | LINEAR |
| 49634 - | 1999 GS41 | April 12, 1999 | Socorro | LINEAR |
| 49635 - | 1999 GA47 | April 6, 1999 | Anderson Mesa | LONEOS |
| 49636 - | 1999 HJ1 | April 16, 1999 | Socorro | LINEAR |
| 49637 - | 1999 HO8 | April 16, 1999 | Socorro | LINEAR |
| 49638 - | 1999 HK9 | April 17, 1999 | Socorro | LINEAR |
| 49639 - | 1999 JJ17 | May 15, 1999 | Kitt Peak | Spacewatch |
| 49640 - | 1999 JH19 | May 10, 1999 | Socorro | LINEAR |
| 49641 - | 1999 JX25 | May 10, 1999 | Socorro | LINEAR |
| 49642 - | 1999 JK26 | May 10, 1999 | Socorro | LINEAR |
| 49643 - | 1999 JH31 | May 10, 1999 | Socorro | LINEAR |
| 49644 - | 1999 JJ33 | May 10, 1999 | Socorro | LINEAR |
| 49645 - | 1999 JU34 | May 10, 1999 | Socorro | LINEAR |
| 49646 - | 1999 JX34 | May 10, 1999 | Socorro | LINEAR |
| 49647 - | 1999 JW37 | May 10, 1999 | Socorro | LINEAR |
| 49648 - | 1999 JR45 | May 10, 1999 | Socorro | LINEAR |
| 49649 - | 1999 JC46 | May 10, 1999 | Socorro | LINEAR |
| 49650 - | 1999 JH61 | May 10, 1999 | Socorro | LINEAR |
| 49651 - | 1999 JR66 | May 12, 1999 | Socorro | LINEAR |
| 49652 - | 1999 JW81 | May 12, 1999 | Socorro | LINEAR |
| 49653 - | 1999 JO85 | May 15, 1999 | Socorro | LINEAR |
| 49654 - | 1999 JV85 | May 12, 1999 | Socorro | LINEAR |
| 49655 - | 1999 JY87 | May 12, 1999 | Socorro | LINEAR |
| 49656 - | 1999 JK92 | May 12, 1999 | Socorro | LINEAR |
| 49657 - | 1999 JH99 | May 12, 1999 | Socorro | LINEAR |
| 49658 - | 1999 JK105 | May 13, 1999 | Socorro | LINEAR |
| 49659 - | 1999 JC118 | May 13, 1999 | Socorro | LINEAR |
| 49660 - | 1999 JU130 | May 13, 1999 | Socorro | LINEAR |
| 49661 - | 1999 JH138 | May 8, 1999 | Socorro | LINEAR |
| 49662 - | 1999 KC3 | May 17, 1999 | Kitt Peak | Spacewatch |
| 49663 - | 1999 LV4 | June 8, 1999 | Socorro | LINEAR |
| 49664 - | 1999 MV | June 22, 1999 | Catalina | CSS |
| 49665 - | 1999 NL2 | July 12, 1999 | Socorro | LINEAR |
| 49666 - | 1999 NZ57 | July 13, 1999 | Socorro | LINEAR |
| 49667 - | 1999 OM2 | July 22, 1999 | Socorro | LINEAR |
| 49668 - | 1999 OP2 | July 22, 1999 | Socorro | LINEAR |
| 49669 - | 1999 RZ30 | September 8, 1999 | Socorro | LINEAR |
| 49670 - | 1999 RZ33 | September 10, 1999 | Socorro | LINEAR |
| 49671 - | 1999 RP46 | September 7, 1999 | Socorro | LINEAR |
| 49672 - | 1999 RM103 | September 8, 1999 | Socorro | LINEAR |
| 49673 - | 1999 RA215 | September 13, 1999 | Kitt Peak | D. Davis, B. J. Gladman, C. Neese |
| 49674 - | 1999 SB5 | September 30, 1999 | Socorro | LINEAR |
| 49675 - | 1999 SW27 | September 18, 1999 | Socorro | LINEAR |
| 49676 - | 1999 TZ2 | October 2, 1999 | Catalina | CSS |
| 49677 - | 1999 TB3 | October 4, 1999 | Prescott | P. G. Comba |
| 49678 - | 1999 TQ7 | October 2, 1999 | Socorro | LINEAR |
| 49679 - | 1999 TZ7 | October 6, 1999 | Črni Vrh | Črni Vrh |
| 49680 - | 1999 TN9 | October 7, 1999 | Višnjan Observatory | K. Korlević, M. Jurić |
| 49681 - | 1999 TN25 | October 3, 1999 | Socorro | LINEAR |
| 49682 - | 1999 TT29 | October 4, 1999 | Socorro | LINEAR |
| 49683 - | 1999 TX70 | October 9, 1999 | Kitt Peak | Spacewatch |
| 49684 - | 1999 TH137 | October 6, 1999 | Socorro | LINEAR |
| 49685 - | 1999 TT145 | October 7, 1999 | Socorro | LINEAR |
| 49686 - | 1999 TP154 | October 7, 1999 | Socorro | LINEAR |
| 49687 - | 1999 TQ178 | October 10, 1999 | Socorro | LINEAR |
| 49688 - | 1999 TO198 | October 12, 1999 | Socorro | LINEAR |
| 49689 - | 1999 TM200 | October 12, 1999 | Socorro | LINEAR |
| 49690 - | 1999 TB212 | October 15, 1999 | Socorro | LINEAR |
| 49691 - | 1999 TJ230 | October 3, 1999 | Catalina | CSS |
| 49692 - | 1999 UB7 | October 29, 1999 | Kitt Peak | Spacewatch |
| 49693 - | 1999 UR10 | October 31, 1999 | Socorro | LINEAR |
| 49694 - | 1999 US41 | October 18, 1999 | Anderson Mesa | LONEOS |
| 49695 - | 1999 UF42 | October 20, 1999 | Anderson Mesa | LONEOS |
| 49696 - | 1999 UW42 | October 28, 1999 | Catalina | CSS |
| 49697 - | 1999 UK52 | October 31, 1999 | Catalina | CSS |
| 49698 Váchal | 1999 VA | November 1, 1999 | Kleť | Kleť |
| 49699 Hidetakasato | 1999 VZ | November 3, 1999 | Yatsuka | H. Abe |
| 49700 Mather | 1999 VN1 | November 1, 1999 | Uccle | E. W. Elst, S. I. Ipatov |
| 49701–49800 | ||||
| 49701 - | 1999 VZ1 | November 5, 1999 | Oaxaca | J. M. Roe |
| 49702 Koikeda | 1999 VC2 | November 4, 1999 | Yanagida | A. Tsuchikawa |
| 49703 - | 1999 VT12 | November 11, 1999 | Fountain Hills | C. W. Juels |
| 49704 - | 1999 VR15 | November 2, 1999 | Kitt Peak | Spacewatch |
| 49705 - | 1999 VC19 | November 11, 1999 | Farpoint | G. Bell, G. Hug |
| 49706 - | 1999 VB21 | November 10, 1999 | Gekko | T. Kagawa |
| 49707 - | 1999 VZ23 | November 13, 1999 | Uto | F. Uto |
| 49708 - | 1999 VH26 | November 3, 1999 | Socorro | LINEAR |
| 49709 - | 1999 VJ26 | November 3, 1999 | Socorro | LINEAR |
| 49710 - | 1999 VC27 | November 3, 1999 | Socorro | LINEAR |
| 49711 - | 1999 VB29 | November 3, 1999 | Socorro | LINEAR |
| 49712 - | 1999 VP29 | November 3, 1999 | Socorro | LINEAR |
| 49713 - | 1999 VB34 | November 3, 1999 | Socorro | LINEAR |
| 49714 - | 1999 VP34 | November 3, 1999 | Socorro | LINEAR |
| 49715 - | 1999 VZ34 | November 3, 1999 | Socorro | LINEAR |
| 49716 - | 1999 VZ35 | November 3, 1999 | Socorro | LINEAR |
| 49717 - | 1999 VR36 | November 3, 1999 | Socorro | LINEAR |
| 49718 - | 1999 VP39 | November 10, 1999 | Socorro | LINEAR |
| 49719 - | 1999 VE50 | November 3, 1999 | Socorro | LINEAR |
| 49720 - | 1999 VV52 | November 3, 1999 | Socorro | LINEAR |
| 49721 - | 1999 VX52 | November 3, 1999 | Socorro | LINEAR |
| 49722 - | 1999 VS63 | November 4, 1999 | Socorro | LINEAR |
| 49723 - | 1999 VX64 | November 4, 1999 | Socorro | LINEAR |
| 49724 - | 1999 VQ66 | November 4, 1999 | Socorro | LINEAR |
| 49725 - | 1999 VD67 | November 4, 1999 | Socorro | LINEAR |
| 49726 - | 1999 VF67 | November 4, 1999 | Socorro | LINEAR |
| 49727 - | 1999 VG69 | November 4, 1999 | Socorro | LINEAR |
| 49728 | 1999 VE72 | November 11, 1999 | Xinglong | BAO Schmidt CCD Asteroid Program |
| 49729 - | 1999 VB73 | November 12, 1999 | Socorro | LINEAR |
| 49730 - | 1999 VQ78 | November 4, 1999 | Socorro | LINEAR |
| 49731 - | 1999 VR80 | November 4, 1999 | Socorro | LINEAR |
| 49732 - | 1999 VX85 | November 4, 1999 | Socorro | LINEAR |
| 49733 - | 1999 VB103 | November 9, 1999 | Socorro | LINEAR |
| 49734 - | 1999 VR106 | November 9, 1999 | Socorro | LINEAR |
| 49735 - | 1999 VX106 | November 9, 1999 | Socorro | LINEAR |
| 49736 - | 1999 VU109 | November 9, 1999 | Socorro | LINEAR |
| 49737 - | 1999 VS112 | November 9, 1999 | Socorro | LINEAR |
| 49738 - | 1999 VP113 | November 4, 1999 | Catalina | CSS |
| 49739 - | 1999 VZ121 | November 4, 1999 | Kitt Peak | Spacewatch |
| 49740 - | 1999 VV123 | November 5, 1999 | Kitt Peak | Spacewatch |
| 49741 - | 1999 VW124 | November 9, 1999 | Socorro | LINEAR |
| 49742 - | 1999 VS129 | November 11, 1999 | Kitt Peak | Spacewatch |
| 49743 - | 1999 VP143 | November 11, 1999 | Catalina | CSS |
| 49744 - | 1999 VO145 | November 9, 1999 | Socorro | LINEAR |
| 49745 - | 1999 VM153 | November 11, 1999 | Kitt Peak | Spacewatch |
| 49746 - | 1999 VG156 | November 12, 1999 | Socorro | LINEAR |
| 49747 - | 1999 VK161 | November 14, 1999 | Socorro | LINEAR |
| 49748 - | 1999 VD166 | November 14, 1999 | Socorro | LINEAR |
| 49749 - | 1999 VQ166 | November 14, 1999 | Socorro | LINEAR |
| 49750 - | 1999 VV167 | November 14, 1999 | Socorro | LINEAR |
| 49751 - | 1999 VL168 | November 14, 1999 | Socorro | LINEAR |
| 49752 - | 1999 VP169 | November 14, 1999 | Socorro | LINEAR |
| 49753 - | 1999 VD172 | November 14, 1999 | Socorro | LINEAR |
| 49754 - | 1999 VL172 | November 14, 1999 | Socorro | LINEAR |
| 49755 - | 1999 VO172 | November 14, 1999 | Socorro | LINEAR |
| 49756 - | 1999 VJ177 | November 5, 1999 | Socorro | LINEAR |
| 49757 - | 1999 VO183 | November 12, 1999 | Socorro | LINEAR |
| 49758 - | 1999 VY188 | November 15, 1999 | Socorro | LINEAR |
| 49759 - | 1999 VX189 | November 15, 1999 | Socorro | LINEAR |
| 49760 - | 1999 VK190 | November 15, 1999 | Socorro | LINEAR |
| 49761 - | 1999 VU201 | November 3, 1999 | Socorro | LINEAR |
| 49762 - | 1999 VQ207 | November 13, 1999 | Catalina | CSS |
| 49763 - | 1999 VO210 | November 12, 1999 | Anderson Mesa | LONEOS |
| 49764 - | 1999 VE212 | November 12, 1999 | Socorro | LINEAR |
| 49765 - | 1999 VB217 | November 4, 1999 | Socorro | LINEAR |
| 49766 - | 1999 WS | November 18, 1999 | Oohira | T. Urata |
| 49767 - | 1999 WK2 | November 26, 1999 | Višnjan Observatory | K. Korlević |
| 49768 - | 1999 WP3 | November 28, 1999 | Oizumi | T. Kobayashi |
| 49769 - | 1999 WZ6 | November 28, 1999 | Višnjan Observatory | K. Korlević |
| 49770 - | 1999 WC7 | November 28, 1999 | Višnjan Observatory | K. Korlević |
| 49771 - | 1999 WP7 | November 28, 1999 | Višnjan Observatory | K. Korlević |
| 49772 - | 1999 WT7 | November 28, 1999 | Višnjan Observatory | K. Korlević |
| 49773 - | 1999 WJ8 | November 28, 1999 | Oizumi | T. Kobayashi |
| 49774 - | 1999 WT9 | November 30, 1999 | Oizumi | T. Kobayashi |
| 49775 - | 1999 WO13 | November 29, 1999 | Višnjan Observatory | K. Korlević |
| 49776 - | 1999 WG18 | November 28, 1999 | Višnjan Observatory | K. Korlević |
| 49777 Cappi | 1999 XS | December 2, 1999 | Prescott | P. G. Comba |
| 49778 - | 1999 XT | December 2, 1999 | Socorro | LINEAR |
| 49779 - | 1999 XG3 | December 4, 1999 | Catalina | CSS |
| 49780 - | 1999 XG6 | December 4, 1999 | Catalina | CSS |
| 49781 - | 1999 XT7 | December 4, 1999 | Fountain Hills | C. W. Juels |
| 49782 - | 1999 XK9 | December 2, 1999 | Kitt Peak | Spacewatch |
| 49783 - | 1999 XW9 | December 4, 1999 | Kitt Peak | Spacewatch |
| 49784 - | 1999 XA10 | December 5, 1999 | Kitt Peak | Spacewatch |
| 49785 - | 1999 XB10 | December 5, 1999 | Kitt Peak | Spacewatch |
| 49786 - | 1999 XE11 | December 5, 1999 | Catalina | CSS |
| 49787 - | 1999 XY11 | December 6, 1999 | Catalina | CSS |
| 49788 - | 1999 XA13 | December 5, 1999 | Socorro | LINEAR |
| 49789 - | 1999 XY15 | December 6, 1999 | Višnjan Observatory | K. Korlević |
| 49790 - | 1999 XF20 | December 5, 1999 | Socorro | LINEAR |
| 49791 - | 1999 XF31 | December 6, 1999 | Socorro | LINEAR |
| 49792 - | 1999 XO31 | December 6, 1999 | Socorro | LINEAR |
| 49793 - | 1999 XX31 | December 6, 1999 | Socorro | LINEAR |
| 49794 - | 1999 XH32 | December 6, 1999 | Socorro | LINEAR |
| 49795 - | 1999 XJ32 | December 6, 1999 | Socorro | LINEAR |
| 49796 - | 1999 XS32 | December 6, 1999 | Socorro | LINEAR |
| 49797 - | 1999 XC33 | December 6, 1999 | Socorro | LINEAR |
| 49798 - | 1999 XL33 | December 6, 1999 | Socorro | LINEAR |
| 49799 - | 1999 XB34 | December 6, 1999 | Socorro | LINEAR |
| 49800 - | 1999 XL34 | December 6, 1999 | Socorro | LINEAR |
| 49801–49900 | ||||
| 49801 - | 1999 XP34 | December 6, 1999 | Socorro | LINEAR |
| 49802 - | 1999 XA35 | December 6, 1999 | Socorro | LINEAR |
| 49803 - | 1999 XG35 | December 7, 1999 | Socorro | LINEAR |
| 49804 - | 1999 XM35 | December 4, 1999 | Catalina | CSS |
| 49805 - | 1999 XC36 | December 6, 1999 | Oizumi | T. Kobayashi |
| 49806 - | 1999 XL38 | December 8, 1999 | Socorro | LINEAR |
| 49807 - | 1999 XL39 | December 6, 1999 | Socorro | LINEAR |
| 49808 - | 1999 XD40 | December 6, 1999 | Socorro | LINEAR |
| 49809 - | 1999 XC42 | December 7, 1999 | Socorro | LINEAR |
| 49810 - | 1999 XH43 | December 7, 1999 | Socorro | LINEAR |
| 49811 - | 1999 XT44 | December 7, 1999 | Socorro | LINEAR |
| 49812 - | 1999 XH46 | December 7, 1999 | Socorro | LINEAR |
| 49813 - | 1999 XQ46 | December 7, 1999 | Socorro | LINEAR |
| 49814 - | 1999 XL47 | December 7, 1999 | Socorro | LINEAR |
| 49815 - | 1999 XK56 | December 7, 1999 | Socorro | LINEAR |
| 49816 - | 1999 XZ57 | December 7, 1999 | Socorro | LINEAR |
| 49817 - | 1999 XC58 | December 7, 1999 | Socorro | LINEAR |
| 49818 - | 1999 XT58 | December 7, 1999 | Socorro | LINEAR |
| 49819 - | 1999 XA59 | December 7, 1999 | Socorro | LINEAR |
| 49820 - | 1999 XS64 | December 7, 1999 | Socorro | LINEAR |
| 49821 - | 1999 XA70 | December 7, 1999 | Socorro | LINEAR |
| 49822 - | 1999 XD70 | December 7, 1999 | Socorro | LINEAR |
| 49823 - | 1999 XV71 | December 7, 1999 | Socorro | LINEAR |
| 49824 - | 1999 XV73 | December 7, 1999 | Socorro | LINEAR |
| 49825 - | 1999 XW73 | December 7, 1999 | Socorro | LINEAR |
| 49826 - | 1999 XN74 | December 7, 1999 | Socorro | LINEAR |
| 49827 - | 1999 XM77 | December 7, 1999 | Socorro | LINEAR |
| 49828 - | 1999 XE82 | December 7, 1999 | Socorro | LINEAR |
| 49829 - | 1999 XA83 | December 7, 1999 | Socorro | LINEAR |
| 49830 - | 1999 XP83 | December 7, 1999 | Socorro | LINEAR |
| 49831 - | 1999 XT83 | December 7, 1999 | Socorro | LINEAR |
| 49832 - | 1999 XA84 | December 7, 1999 | Socorro | LINEAR |
| 49833 - | 1999 XB84 | December 7, 1999 | Socorro | LINEAR |
| 49834 - | 1999 XC84 | December 7, 1999 | Socorro | LINEAR |
| 49835 - | 1999 XK84 | December 7, 1999 | Socorro | LINEAR |
| 49836 - | 1999 XD85 | December 7, 1999 | Socorro | LINEAR |
| 49837 - | 1999 XN85 | December 7, 1999 | Socorro | LINEAR |
| 49838 - | 1999 XS86 | December 7, 1999 | Socorro | LINEAR |
| 49839 - | 1999 XY87 | December 7, 1999 | Socorro | LINEAR |
| 49840 - | 1999 XQ89 | December 7, 1999 | Socorro | LINEAR |
| 49841 - | 1999 XN90 | December 7, 1999 | Socorro | LINEAR |
| 49842 - | 1999 XS90 | December 7, 1999 | Socorro | LINEAR |
| 49843 - | 1999 XP92 | December 7, 1999 | Socorro | LINEAR |
| 49844 - | 1999 XR92 | December 7, 1999 | Socorro | LINEAR |
| 49845 - | 1999 XA93 | December 7, 1999 | Socorro | LINEAR |
| 49846 - | 1999 XE93 | December 7, 1999 | Socorro | LINEAR |
| 49847 - | 1999 XO93 | December 7, 1999 | Socorro | LINEAR |
| 49848 - | 1999 XG94 | December 7, 1999 | Socorro | LINEAR |
| 49849 - | 1999 XK94 | December 7, 1999 | Socorro | LINEAR |
| 49850 - | 1999 XM94 | December 7, 1999 | Socorro | LINEAR |
| 49851 - | 1999 XM95 | December 7, 1999 | Oizumi | T. Kobayashi |
| 49852 - | 1999 XA96 | December 9, 1999 | Oizumi | T. Kobayashi |
| 49853 - | 1999 XG96 | December 7, 1999 | Socorro | LINEAR |
| 49854 - | 1999 XB98 | December 7, 1999 | Socorro | LINEAR |
| 49855 - | 1999 XV98 | December 7, 1999 | Socorro | LINEAR |
| 49856 - | 1999 XC99 | December 7, 1999 | Socorro | LINEAR |
| 49857 - | 1999 XD99 | December 7, 1999 | Socorro | LINEAR |
| 49858 - | 1999 XZ99 | December 7, 1999 | Socorro | LINEAR |
| 49859 - | 1999 XB100 | December 7, 1999 | Socorro | LINEAR |
| 49860 - | 1999 XO100 | December 7, 1999 | Socorro | LINEAR |
| 49861 - | 1999 XG101 | December 7, 1999 | Socorro | LINEAR |
| 49862 - | 1999 XC104 | December 9, 1999 | Gekko | T. Kagawa |
| 49863 - | 1999 XK104 | December 7, 1999 | Socorro | LINEAR |
| 49864 - | 1999 XS104 | December 10, 1999 | Oizumi | T. Kobayashi |
| 49865 - | 1999 XF108 | December 4, 1999 | Catalina | CSS |
| 49866 - | 1999 XG111 | December 7, 1999 | Catalina | CSS |
| 49867 - | 1999 XL111 | December 8, 1999 | Catalina | CSS |
| 49868 - | 1999 XF112 | December 7, 1999 | Socorro | LINEAR |
| 49869 - | 1999 XG115 | December 12, 1999 | Calgary | G. W. Billings |
| 49870 - | 1999 XK118 | December 5, 1999 | Catalina | CSS |
| 49871 - | 1999 XY118 | December 5, 1999 | Catalina | CSS |
| 49872 - | 1999 XT124 | December 7, 1999 | Catalina | CSS |
| 49873 - | 1999 XZ124 | December 7, 1999 | Catalina | CSS |
| 49874 - | 1999 XW129 | December 12, 1999 | Socorro | LINEAR |
| 49875 - | 1999 XR130 | December 12, 1999 | Socorro | LINEAR |
| 49876 - | 1999 XG131 | December 12, 1999 | Socorro | LINEAR |
| 49877 - | 1999 XD133 | December 12, 1999 | Socorro | LINEAR |
| 49878 - | 1999 XF134 | December 12, 1999 | Socorro | LINEAR |
| 49879 - | 1999 XH135 | December 6, 1999 | Socorro | LINEAR |
| 49880 - | 1999 XP135 | December 8, 1999 | Socorro | LINEAR |
| 49881 - | 1999 XO138 | December 4, 1999 | Kitt Peak | Spacewatch |
| 49882 - | 1999 XO140 | December 2, 1999 | Kitt Peak | Spacewatch |
| 49883 - | 1999 XW140 | December 2, 1999 | Kitt Peak | Spacewatch |
| 49884 - | 1999 XA144 | December 10, 1999 | Socorro | LINEAR |
| 49885 - | 1999 XG146 | December 7, 1999 | Kitt Peak | Spacewatch |
| 49886 - | 1999 XX151 | December 7, 1999 | Kitt Peak | Spacewatch |
| 49887 - | 1999 XH156 | December 8, 1999 | Socorro | LINEAR |
| 49888 - | 1999 XQ156 | December 8, 1999 | Socorro | LINEAR |
| 49889 - | 1999 XA158 | December 8, 1999 | Socorro | LINEAR |
| 49890 - | 1999 XE158 | December 8, 1999 | Socorro | LINEAR |
| 49891 - | 1999 XF158 | December 8, 1999 | Socorro | LINEAR |
| 49892 - | 1999 XG159 | December 8, 1999 | Socorro | LINEAR |
| 49893 - | 1999 XF160 | December 8, 1999 | Socorro | LINEAR |
| 49894 - | 1999 XJ160 | December 8, 1999 | Socorro | LINEAR |
| 49895 - | 1999 XK160 | December 8, 1999 | Socorro | LINEAR |
| 49896 - | 1999 XN160 | December 8, 1999 | Socorro | LINEAR |
| 49897 - | 1999 XY160 | December 8, 1999 | Socorro | LINEAR |
| 49898 - | 1999 XZ160 | December 8, 1999 | Socorro | LINEAR |
| 49899 - | 1999 XA163 | December 8, 1999 | Kitt Peak | Spacewatch |
| 49900 - | 1999 XV163 | December 8, 1999 | Catalina | CSS |
| 49901–50000 | ||||
| 49901 - | 1999 XK164 | December 8, 1999 | Socorro | LINEAR |
| 49902 - | 1999 XS164 | December 8, 1999 | Socorro | LINEAR |
| 49903 - | 1999 XK165 | December 8, 1999 | Socorro | LINEAR |
| 49904 - | 1999 XN165 | December 8, 1999 | Socorro | LINEAR |
| 49905 - | 1999 XU165 | December 8, 1999 | Socorro | LINEAR |
| 49906 - | 1999 XX165 | December 8, 1999 | Socorro | LINEAR |
| 49907 - | 1999 XZ165 | December 9, 1999 | Socorro | LINEAR |
| 49908 - | 1999 XZ168 | December 10, 1999 | Socorro | LINEAR |
| 49909 - | 1999 XB169 | December 10, 1999 | Socorro | LINEAR |
| 49910 - | 1999 XS169 | December 10, 1999 | Socorro | LINEAR |
| 49911 - | 1999 XT169 | December 10, 1999 | Socorro | LINEAR |
| 49912 - | 1999 XY170 | December 10, 1999 | Socorro | LINEAR |
| 49913 - | 1999 XE171 | December 10, 1999 | Socorro | LINEAR |
| 49914 - | 1999 XG171 | December 10, 1999 | Socorro | LINEAR |
| 49915 - | 1999 XU171 | December 10, 1999 | Socorro | LINEAR |
| 49916 - | 1999 XV171 | December 10, 1999 | Socorro | LINEAR |
| 49917 - | 1999 XG172 | December 10, 1999 | Socorro | LINEAR |
| 49918 - | 1999 XX172 | December 10, 1999 | Socorro | LINEAR |
| 49919 - | 1999 XY172 | December 10, 1999 | Socorro | LINEAR |
| 49920 - | 1999 XV173 | December 10, 1999 | Socorro | LINEAR |
| 49921 - | 1999 XL174 | December 10, 1999 | Socorro | LINEAR |
| 49922 - | 1999 XP174 | December 10, 1999 | Socorro | LINEAR |
| 49923 - | 1999 XQ174 | December 10, 1999 | Socorro | LINEAR |
| 49924 - | 1999 XY174 | December 10, 1999 | Socorro | LINEAR |
| 49925 - | 1999 XJ175 | December 10, 1999 | Socorro | LINEAR |
| 49926 - | 1999 XK175 | December 10, 1999 | Socorro | LINEAR |
| 49927 - | 1999 XG176 | December 10, 1999 | Socorro | LINEAR |
| 49928 - | 1999 XN176 | December 10, 1999 | Socorro | LINEAR |
| 49929 - | 1999 XU176 | December 10, 1999 | Socorro | LINEAR |
| 49930 - | 1999 XZ176 | December 10, 1999 | Socorro | LINEAR |
| 49931 - | 1999 XL177 | December 10, 1999 | Socorro | LINEAR |
| 49932 - | 1999 XK178 | December 10, 1999 | Socorro | LINEAR |
| 49933 - | 1999 XD179 | December 10, 1999 | Socorro | LINEAR |
| 49934 - | 1999 XU179 | December 10, 1999 | Socorro | LINEAR |
| 49935 - | 1999 XV179 | December 10, 1999 | Socorro | LINEAR |
| 49936 - | 1999 XD180 | December 10, 1999 | Socorro | LINEAR |
| 49937 - | 1999 XO180 | December 10, 1999 | Socorro | LINEAR |
| 49938 - | 1999 XS180 | December 10, 1999 | Socorro | LINEAR |
| 49939 - | 1999 XV180 | December 10, 1999 | Socorro | LINEAR |
| 49940 - | 1999 XZ186 | December 12, 1999 | Socorro | LINEAR |
| 49941 - | 1999 XN187 | December 12, 1999 | Socorro | LINEAR |
| 49942 - | 1999 XL188 | December 12, 1999 | Socorro | LINEAR |
| 49943 - | 1999 XW192 | December 12, 1999 | Socorro | LINEAR |
| 49944 - | 1999 XQ193 | December 12, 1999 | Socorro | LINEAR |
| 49945 - | 1999 XC201 | December 12, 1999 | Socorro | LINEAR |
| 49946 - | 1999 XD204 | December 12, 1999 | Socorro | LINEAR |
| 49947 - | 1999 XY204 | December 12, 1999 | Socorro | LINEAR |
| 49948 - | 1999 XF205 | December 12, 1999 | Socorro | LINEAR |
| 49949 - | 1999 XG207 | December 12, 1999 | Socorro | LINEAR |
| 49950 - | 1999 XJ207 | December 12, 1999 | Socorro | LINEAR |
| 49951 - | 1999 XT211 | December 13, 1999 | Socorro | LINEAR |
| 49952 - | 1999 XH212 | December 14, 1999 | Socorro | LINEAR |
| 49953 - | 1999 XL215 | December 14, 1999 | Socorro | LINEAR |
| 49954 - | 1999 XL216 | December 13, 1999 | Kitt Peak | Spacewatch |
| 49955 - | 1999 XU216 | December 13, 1999 | Kitt Peak | Spacewatch |
| 49956 - | 1999 XZ220 | December 14, 1999 | Socorro | LINEAR |
| 49957 - | 1999 XQ221 | December 15, 1999 | Socorro | LINEAR |
| 49958 - | 1999 XC223 | December 15, 1999 | Socorro | LINEAR |
| 49959 - | 1999 XJ225 | December 13, 1999 | Kitt Peak | Spacewatch |
| 49960 - | 1999 XN225 | December 13, 1999 | Kitt Peak | Spacewatch |
| 49961 - | 1999 XZ226 | December 15, 1999 | Kitt Peak | Spacewatch |
| 49962 - | 1999 XU227 | December 15, 1999 | Kitt Peak | Spacewatch |
| 49963 - | 1999 XH228 | December 14, 1999 | Kitt Peak | Spacewatch |
| 49964 - | 1999 XQ228 | December 14, 1999 | Kitt Peak | Spacewatch |
| 49965 - | 1999 XA231 | December 7, 1999 | Catalina | CSS |
| 49966 - | 1999 XT231 | December 8, 1999 | Socorro | LINEAR |
| 49967 - | 1999 XC235 | December 3, 1999 | Anderson Mesa | LONEOS |
| 49968 - | 1999 XN243 | December 3, 1999 | Anderson Mesa | LONEOS |
| 49969 - | 1999 XS247 | December 6, 1999 | Socorro | LINEAR |
| 49970 - | 1999 XD249 | December 6, 1999 | Socorro | LINEAR |
| 49971 - | 1999 XZ249 | December 6, 1999 | Socorro | LINEAR |
| 49972 - | 1999 XL255 | December 12, 1999 | Kitt Peak | Spacewatch |
| 49973 - | 1999 YQ | December 16, 1999 | Socorro | LINEAR |
| 49974 - | 1999 YT2 | December 16, 1999 | Kitt Peak | Spacewatch |
| 49975 - | 1999 YZ2 | December 16, 1999 | Socorro | LINEAR |
| 49976 - | 1999 YR4 | December 28, 1999 | Farpoint | G. Hug, G. Bell |
| 49977 - | 1999 YS4 | December 28, 1999 | Farpoint | G. Hug, G. Bell |
| 49978 - | 1999 YT5 | December 28, 1999 | Socorro | LINEAR |
| 49979 - | 1999 YB8 | December 27, 1999 | Kitt Peak | Spacewatch |
| 49980 - | 1999 YQ10 | December 27, 1999 | Kitt Peak | Spacewatch |
| 49981 - | 1999 YJ13 | December 30, 1999 | Višnjan Observatory | K. Korlević |
| 49982 - | 1999 YP22 | December 31, 1999 | Anderson Mesa | LONEOS |
| 49983 - | 1999 YX22 | December 31, 1999 | Anderson Mesa | LONEOS |
| 49984 - | 2000 AA1 | January 2, 2000 | Kitt Peak | Spacewatch |
| 49985 - | 2000 AX1 | January 2, 2000 | Višnjan Observatory | K. Korlević |
| 49986 - | 2000 AF2 | January 3, 2000 | Oizumi | T. Kobayashi |
| 49987 Bonata | 2000 AB5 | January 3, 2000 | San Marcello | L. Tesi, G. Forti |
| 49988 - | 2000 AE5 | January 3, 2000 | Gekko | T. Kagawa |
| 49989 - | 2000 AJ5 | January 2, 2000 | Višnjan Observatory | K. Korlević |
| 49990 - | 2000 AK5 | January 4, 2000 | Višnjan Observatory | K. Korlević |
| 49991 - | 2000 AZ5 | January 4, 2000 | Kitt Peak | Spacewatch |
| 49992 - | 2000 AQ7 | January 2, 2000 | Socorro | LINEAR |
| 49993 - | 2000 AH8 | January 2, 2000 | Socorro | LINEAR |
| 49994 - | 2000 AR9 | January 2, 2000 | Socorro | LINEAR |
| 49995 - | 2000 AG11 | January 3, 2000 | Socorro | LINEAR |
| 49996 - | 2000 AP11 | January 3, 2000 | Socorro | LINEAR |
| 49997 - | 2000 AZ12 | January 3, 2000 | Socorro | LINEAR |
| 49998 | 2000 AA13 | January 3, 2000 | Socorro | LINEAR |
| 49999 | 2000 AW14 | January 3, 2000 | Socorro | LINEAR |
| 50000 Quaoar | 2002 LM60 | June 4, 2002 | Palomar | C. A. Trujillo, M. E. Brown |
| Preceded by 48001–49000 |
List of minor planets 49001–50000 Meanings of names: 49001–50000 |
Succeeded by 50001–51000 |