| Name | Provisional designation |
Discovery date | Discovery site | Discoverer(s) |
|---|---|---|---|---|
| 40001–40100 | ||||
| 40001 - | 1998 HB88 | April 21, 1998 | Socorro | LINEAR |
| 40002 - | 1998 HS89 | April 21, 1998 | Socorro | LINEAR |
| 40003 - | 1998 HW92 | April 21, 1998 | Socorro | LINEAR |
| 40004 - | 1998 HF94 | April 21, 1998 | Socorro | LINEAR |
| 40005 - | 1998 HA96 | April 21, 1998 | Socorro | LINEAR |
| 40006 - | 1998 HV101 | April 24, 1998 | Reedy Creek | J. Broughton |
| 40007 - | 1998 HV102 | April 25, 1998 | La Silla | E. W. Elst |
| 40008 - | 1998 HN111 | April 23, 1998 | Socorro | LINEAR |
| 40009 - | 1998 HG119 | April 23, 1998 | Socorro | LINEAR |
| 40010 - | 1998 HF122 | April 23, 1998 | Socorro | LINEAR |
| 40011 - | 1998 HK123 | April 23, 1998 | Socorro | LINEAR |
| 40012 - | 1998 HP123 | April 23, 1998 | Socorro | LINEAR |
| 40013 - | 1998 HB124 | April 23, 1998 | Socorro | LINEAR |
| 40014 - | 1998 HL124 | April 23, 1998 | Socorro | LINEAR |
| 40015 - | 1998 HB125 | April 23, 1998 | Socorro | LINEAR |
| 40016 - | 1998 HT127 | April 18, 1998 | Socorro | LINEAR |
| 40017 - | 1998 HY127 | April 18, 1998 | Socorro | LINEAR |
| 40018 - | 1998 HH134 | April 19, 1998 | Socorro | LINEAR |
| 40019 - | 1998 HR136 | April 20, 1998 | Socorro | LINEAR |
| 40020 - | 1998 HX136 | April 20, 1998 | Socorro | LINEAR |
| 40021 - | 1998 HG137 | April 20, 1998 | Socorro | LINEAR |
| 40022 - | 1998 HP146 | April 23, 1998 | Socorro | LINEAR |
| 40023 - | 1998 HU148 | April 25, 1998 | La Silla | E. W. Elst |
| 40024 - | 1998 HW148 | April 25, 1998 | La Silla | E. W. Elst |
| 40025 - | 1998 HQ149 | April 25, 1998 | La Silla | E. W. Elst |
| 40026 - | 1998 JF3 | May 1, 1998 | Anderson Mesa | LONEOS |
| 40027 - | 1998 JH4 | May 15, 1998 | Woomera | F. B. Zoltowski |
| 40028 - | 1998 KO1 | May 18, 1998 | Anderson Mesa | LONEOS |
| 40029 - | 1998 KG2 | May 22, 1998 | Socorro | LINEAR |
| 40030 - | 1998 KL2 | May 22, 1998 | Socorro | LINEAR |
| 40031 - | 1998 KP2 | May 22, 1998 | Socorro | LINEAR |
| 40032 | 1998 KD10 | May 26, 1998 | Xinglong | BAO Schmidt CCD Asteroid Program |
| 40033 - | 1998 KX10 | May 22, 1998 | Kitt Peak | Spacewatch |
| 40034 - | 1998 KB11 | May 22, 1998 | Kitt Peak | Spacewatch |
| 40035 - | 1998 KO15 | May 22, 1998 | Socorro | LINEAR |
| 40036 - | 1998 KT19 | May 22, 1998 | Socorro | LINEAR |
| 40037 - | 1998 KS22 | May 22, 1998 | Socorro | LINEAR |
| 40038 - | 1998 KT22 | May 22, 1998 | Socorro | LINEAR |
| 40039 - | 1998 KW26 | May 21, 1998 | Mallorca | À. López, R. Pacheco |
| 40040 - | 1998 KC27 | May 22, 1998 | Socorro | LINEAR |
| 40041 - | 1998 KK29 | May 22, 1998 | Socorro | LINEAR |
| 40042 - | 1998 KM30 | May 22, 1998 | Socorro | LINEAR |
| 40043 - | 1998 KV30 | May 22, 1998 | Socorro | LINEAR |
| 40044 - | 1998 KH32 | May 22, 1998 | Socorro | LINEAR |
| 40045 - | 1998 KZ33 | May 22, 1998 | Socorro | LINEAR |
| 40046 - | 1998 KT34 | May 22, 1998 | Socorro | LINEAR |
| 40047 - | 1998 KW34 | May 22, 1998 | Socorro | LINEAR |
| 40048 - | 1998 KA36 | May 22, 1998 | Socorro | LINEAR |
| 40049 - | 1998 KB37 | May 22, 1998 | Socorro | LINEAR |
| 40050 - | 1998 KP37 | May 22, 1998 | Socorro | LINEAR |
| 40051 - | 1998 KY37 | May 22, 1998 | Socorro | LINEAR |
| 40052 - | 1998 KB38 | May 22, 1998 | Socorro | LINEAR |
| 40053 - | 1998 KH41 | May 22, 1998 | Socorro | LINEAR |
| 40054 - | 1998 KP42 | May 27, 1998 | Anderson Mesa | LONEOS |
| 40055 - | 1998 KS43 | May 24, 1998 | Socorro | LINEAR |
| 40056 - | 1998 KT44 | May 22, 1998 | Socorro | LINEAR |
| 40057 - | 1998 KJ45 | May 22, 1998 | Socorro | LINEAR |
| 40058 - | 1998 KL46 | May 22, 1998 | Socorro | LINEAR |
| 40059 - | 1998 KR47 | May 22, 1998 | Socorro | LINEAR |
| 40060 - | 1998 KC48 | May 22, 1998 | Socorro | LINEAR |
| 40061 - | 1998 KQ48 | May 22, 1998 | Socorro | LINEAR |
| 40062 - | 1998 KP49 | May 23, 1998 | Socorro | LINEAR |
| 40063 - | 1998 KV49 | May 23, 1998 | Socorro | LINEAR |
| 40064 - | 1998 KW50 | May 23, 1998 | Socorro | LINEAR |
| 40065 - | 1998 KX50 | May 23, 1998 | Socorro | LINEAR |
| 40066 - | 1998 KF51 | May 23, 1998 | Socorro | LINEAR |
| 40067 - | 1998 KA54 | May 23, 1998 | Socorro | LINEAR |
| 40068 - | 1998 KS54 | May 23, 1998 | Socorro | LINEAR |
| 40069 - | 1998 KQ55 | May 23, 1998 | Socorro | LINEAR |
| 40070 - | 1998 KG58 | May 26, 1998 | Socorro | LINEAR |
| 40071 - | 1998 KL59 | May 23, 1998 | Socorro | LINEAR |
| 40072 - | 1998 KZ59 | May 23, 1998 | Socorro | LINEAR |
| 40073 - | 1998 KN60 | May 23, 1998 | Socorro | LINEAR |
| 40074 - | 1998 KN63 | May 22, 1998 | Socorro | LINEAR |
| 40075 - | 1998 KS63 | May 22, 1998 | Socorro | LINEAR |
| 40076 - | 1998 LB | June 2, 1998 | Anderson Mesa | LONEOS |
| 40077 - | 1998 MZ4 | June 19, 1998 | Kitt Peak | Spacewatch |
| 40078 - | 1998 ML8 | June 19, 1998 | Socorro | LINEAR |
| 40079 - | 1998 MD9 | June 19, 1998 | Socorro | LINEAR |
| 40080 - | 1998 MY9 | June 19, 1998 | Socorro | LINEAR |
| 40081 - | 1998 MG14 | June 25, 1998 | Caussols | ODAS |
| 40082 - | 1998 ML16 | June 27, 1998 | Kitt Peak | Spacewatch |
| 40083 - | 1998 MS18 | June 19, 1998 | Caussols | ODAS |
| 40084 - | 1998 MS22 | June 24, 1998 | Socorro | LINEAR |
| 40085 - | 1998 MW32 | June 24, 1998 | Socorro | LINEAR |
| 40086 - | 1998 MK33 | June 24, 1998 | Socorro | LINEAR |
| 40087 - | 1998 MU34 | June 24, 1998 | Socorro | LINEAR |
| 40088 - | 1998 MJ37 | June 23, 1998 | Anderson Mesa | LONEOS |
| 40089 - | 1998 MH40 | June 26, 1998 | La Silla | E. W. Elst |
| 40090 - | 1998 MZ40 | June 28, 1998 | La Silla | E. W. Elst |
| 40091 - | 1998 MH41 | June 28, 1998 | La Silla | E. W. Elst |
| 40092 - | 1998 ME47 | June 28, 1998 | La Silla | E. W. Elst |
| 40093 - | 1998 NH | July 15, 1998 | Prescott | P. G. Comba |
| 40094 - | 1998 NN | July 15, 1998 | Anderson Mesa | LONEOS |
| 40095 - | 1998 OV4 | July 29, 1998 | Višnjan Observatory | Višnjan Observatory |
| 40096 - | 1998 OR9 | July 26, 1998 | La Silla | E. W. Elst |
| 40097 - | 1998 OB13 | July 26, 1998 | La Silla | E. W. Elst |
| 40098 - | 1998 OW14 | July 26, 1998 | La Silla | E. W. Elst |
| 40099 - | 1998 OB15 | July 26, 1998 | La Silla | E. W. Elst |
| 40100 - | 1998 PV | August 12, 1998 | Woomera | F. B. Zoltowski |
| 40101–40200 | ||||
| 40101 - | 1998 QX | August 19, 1998 | Haleakala | NEAT |
| 40102 - | 1998 QU1 | August 19, 1998 | Haleakala | NEAT |
| 40103 - | 1998 QX3 | August 17, 1998 | Višnjan Observatory | Višnjan Observatory |
| 40104 - | 1998 QE4 | August 17, 1998 | Reedy Creek | J. Broughton |
| 40105 - | 1998 QL4 | August 17, 1998 | Woomera | F. B. Zoltowski |
| 40106 Erben | 1998 QW5 | August 20, 1998 | Ondřejov | P. Pravec |
| 40107 - | 1998 QB7 | August 17, 1998 | Socorro | LINEAR |
| 40108 - | 1998 QU7 | August 17, 1998 | Socorro | LINEAR |
| 40109 - | 1998 QC8 | August 17, 1998 | Socorro | LINEAR |
| 40110 - | 1998 QM9 | August 17, 1998 | Socorro | LINEAR |
| 40111 - | 1998 QK12 | August 17, 1998 | Socorro | LINEAR |
| 40112 - | 1998 QM13 | August 17, 1998 | Socorro | LINEAR |
| 40113 - | 1998 QZ13 | August 17, 1998 | Socorro | LINEAR |
| 40114 - | 1998 QB15 | August 17, 1998 | Socorro | LINEAR |
| 40115 - | 1998 QB19 | August 17, 1998 | Socorro | LINEAR |
| 40116 - | 1998 QD19 | August 17, 1998 | Socorro | LINEAR |
| 40117 - | 1998 QG21 | August 17, 1998 | Socorro | LINEAR |
| 40118 - | 1998 QX22 | August 17, 1998 | Socorro | LINEAR |
| 40119 - | 1998 QB23 | August 17, 1998 | Socorro | LINEAR |
| 40120 - | 1998 QT23 | August 17, 1998 | Socorro | LINEAR |
| 40121 - | 1998 QA29 | August 18, 1998 | Reedy Creek | J. Broughton |
| 40122 - | 1998 QZ30 | August 17, 1998 | Socorro | LINEAR |
| 40123 - | 1998 QC31 | August 17, 1998 | Socorro | LINEAR |
| 40124 - | 1998 QN35 | August 17, 1998 | Socorro | LINEAR |
| 40125 - | 1998 QU38 | August 17, 1998 | Socorro | LINEAR |
| 40126 - | 1998 QL40 | August 17, 1998 | Socorro | LINEAR |
| 40127 - | 1998 QD43 | August 17, 1998 | Socorro | LINEAR |
| 40128 - | 1998 QL43 | August 17, 1998 | Socorro | LINEAR |
| 40129 - | 1998 QY45 | August 17, 1998 | Socorro | LINEAR |
| 40130 - | 1998 QV47 | August 17, 1998 | Socorro | LINEAR |
| 40131 - | 1998 QJ48 | August 17, 1998 | Socorro | LINEAR |
| 40132 - | 1998 QL48 | August 17, 1998 | Socorro | LINEAR |
| 40133 - | 1998 QF53 | August 20, 1998 | Anderson Mesa | LONEOS |
| 40134 - | 1998 QO53 | August 27, 1998 | Colleverde | V. S. Casulli |
| 40135 - | 1998 QS53 | August 26, 1998 | Farra d'Isonzo | Farra d'Isonzo |
| 40136 - | 1998 QS56 | August 30, 1998 | Kitt Peak | Spacewatch |
| 40137 - | 1998 QO60 | August 28, 1998 | Ondřejov | L. Šarounová |
| 40138 | 1998 QF63 | August 30, 1998 | Xinglong | BAO Schmidt CCD Asteroid Program |
| 40139 - | 1998 QL64 | August 24, 1998 | Socorro | LINEAR |
| 40140 - | 1998 QQ68 | August 24, 1998 | Socorro | LINEAR |
| 40141 - | 1998 QL70 | August 24, 1998 | Socorro | LINEAR |
| 40142 - | 1998 QT70 | August 24, 1998 | Socorro | LINEAR |
| 40143 - | 1998 QW70 | August 24, 1998 | Socorro | LINEAR |
| 40144 - | 1998 QC71 | August 24, 1998 | Socorro | LINEAR |
| 40145 - | 1998 QF71 | August 24, 1998 | Socorro | LINEAR |
| 40146 - | 1998 QR71 | August 24, 1998 | Socorro | LINEAR |
| 40147 - | 1998 QB72 | August 24, 1998 | Socorro | LINEAR |
| 40148 - | 1998 QB73 | August 24, 1998 | Socorro | LINEAR |
| 40149 - | 1998 QF74 | August 24, 1998 | Socorro | LINEAR |
| 40150 - | 1998 QF75 | August 24, 1998 | Socorro | LINEAR |
| 40151 - | 1998 QO75 | August 24, 1998 | Socorro | LINEAR |
| 40152 - | 1998 QA77 | August 24, 1998 | Socorro | LINEAR |
| 40153 - | 1998 QD79 | August 24, 1998 | Socorro | LINEAR |
| 40154 - | 1998 QE83 | August 24, 1998 | Socorro | LINEAR |
| 40155 - | 1998 QA84 | August 24, 1998 | Socorro | LINEAR |
| 40156 - | 1998 QH86 | August 24, 1998 | Socorro | LINEAR |
| 40157 - | 1998 QA88 | August 24, 1998 | Socorro | LINEAR |
| 40158 - | 1998 QP88 | August 24, 1998 | Socorro | LINEAR |
| 40159 - | 1998 QC90 | August 24, 1998 | Socorro | LINEAR |
| 40160 - | 1998 QL91 | August 28, 1998 | Socorro | LINEAR |
| 40161 - | 1998 QO91 | August 28, 1998 | Socorro | LINEAR |
| 40162 - | 1998 QK95 | August 19, 1998 | Socorro | LINEAR |
| 40163 - | 1998 QC96 | August 19, 1998 | Socorro | LINEAR |
| 40164 - | 1998 QW99 | August 26, 1998 | La Silla | E. W. Elst |
| 40165 - | 1998 QP102 | August 26, 1998 | La Silla | E. W. Elst |
| 40166 - | 1998 QW102 | August 26, 1998 | La Silla | E. W. Elst |
| 40167 - | 1998 QF103 | August 26, 1998 | La Silla | E. W. Elst |
| 40168 - | 1998 QW104 | August 26, 1998 | La Silla | E. W. Elst |
| 40169 - | 1998 QG105 | August 25, 1998 | La Silla | E. W. Elst |
| 40170 - | 1998 RK | September 1, 1998 | Woomera | F. B. Zoltowski |
| 40171 - | 1998 RS | September 11, 1998 | Zeno | T. Stafford |
| 40172 - | 1998 RQ6 | September 15, 1998 | Anderson Mesa | LONEOS |
| 40173 - | 1998 RE7 | September 12, 1998 | Kitt Peak | Spacewatch |
| 40174 - | 1998 RY12 | September 14, 1998 | Kitt Peak | Spacewatch |
| 40175 | 1998 RE16 | September 14, 1998 | Xinglong | BAO Schmidt CCD Asteroid Program |
| 40176 - | 1998 RH27 | September 14, 1998 | Socorro | LINEAR |
| 40177 - | 1998 RU28 | September 14, 1998 | Socorro | LINEAR |
| 40178 - | 1998 RU36 | September 14, 1998 | Socorro | LINEAR |
| 40179 - | 1998 RM38 | September 14, 1998 | Socorro | LINEAR |
| 40180 - | 1998 RR48 | September 14, 1998 | Socorro | LINEAR |
| 40181 - | 1998 RN50 | September 14, 1998 | Socorro | LINEAR |
| 40182 - | 1998 RO55 | September 14, 1998 | Socorro | LINEAR |
| 40183 - | 1998 RP58 | September 14, 1998 | Socorro | LINEAR |
| 40184 - | 1998 RQ58 | September 14, 1998 | Socorro | LINEAR |
| 40185 - | 1998 RL60 | September 14, 1998 | Socorro | LINEAR |
| 40186 - | 1998 RN60 | September 14, 1998 | Socorro | LINEAR |
| 40187 - | 1998 RR61 | September 14, 1998 | Socorro | LINEAR |
| 40188 - | 1998 RQ64 | September 14, 1998 | Socorro | LINEAR |
| 40189 - | 1998 RR67 | September 14, 1998 | Socorro | LINEAR |
| 40190 - | 1998 RL74 | September 14, 1998 | Socorro | LINEAR |
| 40191 - | 1998 RM75 | September 14, 1998 | Socorro | LINEAR |
| 40192 - | 1998 RV75 | September 14, 1998 | Socorro | LINEAR |
| 40193 - | 1998 RF77 | September 14, 1998 | Socorro | LINEAR |
| 40194 - | 1998 RG78 | September 14, 1998 | Socorro | LINEAR |
| 40195 - | 1998 RU78 | September 14, 1998 | Socorro | LINEAR |
| 40196 - | 1998 RM80 | September 14, 1998 | Socorro | LINEAR |
| 40197 - | 1998 RP80 | September 14, 1998 | Socorro | LINEAR |
| 40198 - | 1998 SA1 | September 16, 1998 | Caussols | ODAS |
| 40199 - | 1998 SE1 | September 16, 1998 | Caussols | ODAS |
| 40200 - | 1998 SW9 | September 18, 1998 | Višnjan Observatory | Višnjan Observatory |
| 40201–40300 | ||||
| 40201 - | 1998 SO13 | September 21, 1998 | Caussols | ODAS |
| 40202 - | 1998 SN26 | September 24, 1998 | Kleť | Kleť |
| 40203 - | 1998 SP27 | September 24, 1998 | Catalina | CSS |
| 40204 - | 1998 SV27 | September 23, 1998 | Goodricke-Pigott | R. A. Tucker |
| 40205 - | 1998 SU30 | September 19, 1998 | Kitt Peak | Spacewatch |
| 40206 Lhenice | 1998 SB36 | September 26, 1998 | Kleť | J. Tichá, M. Tichý |
| 40207 - | 1998 SE44 | September 23, 1998 | Kitt Peak | Spacewatch |
| 40208 - | 1998 SK53 | September 16, 1998 | Anderson Mesa | LONEOS |
| 40209 - | 1998 SU55 | September 16, 1998 | Anderson Mesa | LONEOS |
| 40210 - | 1998 SL56 | September 16, 1998 | Anderson Mesa | LONEOS |
| 40211 - | 1998 SC57 | September 17, 1998 | Anderson Mesa | LONEOS |
| 40212 - | 1998 SC58 | September 17, 1998 | Anderson Mesa | LONEOS |
| 40213 - | 1998 SQ58 | September 17, 1998 | Anderson Mesa | LONEOS |
| 40214 | 1998 SR63 | September 29, 1998 | Xinglong | BAO Schmidt CCD Asteroid Program |
| 40215 - | 1998 SZ69 | September 21, 1998 | Socorro | LINEAR |
| 40216 - | 1998 SF79 | September 26, 1998 | Socorro | LINEAR |
| 40217 - | 1998 SM87 | September 26, 1998 | Socorro | LINEAR |
| 40218 - | 1998 SQ97 | September 26, 1998 | Socorro | LINEAR |
| 40219 - | 1998 SX111 | September 26, 1998 | Socorro | LINEAR |
| 40220 - | 1998 SH122 | September 26, 1998 | Socorro | LINEAR |
| 40221 - | 1998 SG136 | September 26, 1998 | Socorro | LINEAR |
| 40222 - | 1998 SJ137 | September 26, 1998 | Socorro | LINEAR |
| 40223 - | 1998 SX142 | September 26, 1998 | Socorro | LINEAR |
| 40224 - | 1998 SJ143 | September 23, 1998 | Caussols | ODAS |
| 40225 - | 1998 SX144 | September 20, 1998 | La Silla | E. W. Elst |
| 40226 - | 1998 SA145 | September 20, 1998 | La Silla | E. W. Elst |
| 40227 Tahiti | 1998 SR145 | September 20, 1998 | La Silla | E. W. Elst |
| 40228 - | 1998 TR1 | October 12, 1998 | Reedy Creek | J. Broughton |
| 40229 - | 1998 TO3 | October 14, 1998 | Socorro | LINEAR |
| 40230 Rožmberk | 1998 TJ6 | October 14, 1998 | Kleť | Kleť |
| 40231 | 1998 TS6 | October 14, 1998 | Xinglong | BAO Schmidt CCD Asteroid Program |
| 40232 - | 1998 UD | October 16, 1998 | Catalina | CSS |
| 40233 - | 1998 UH2 | October 20, 1998 | Caussols | ODAS |
| 40234 - | 1998 UG4 | October 21, 1998 | Reedy Creek | J. Broughton |
| 40235 - | 1998 UX7 | October 23, 1998 | Višnjan Observatory | K. Korlević |
| 40236 - | 1998 UF33 | October 28, 1998 | Socorro | LINEAR |
| 40237 | 1998 VM6 | November 11, 1998 | Nachi-Katsuura | Y. Shimizu, T. Urata |
| 40238 - | 1998 VR13 | November 10, 1998 | Socorro | LINEAR |
| 40239 - | 1998 VY16 | November 10, 1998 | Socorro | LINEAR |
| 40240 - | 1998 VV37 | November 10, 1998 | Socorro | LINEAR |
| 40241 - | 1998 VA46 | November 15, 1998 | Anderson Mesa | LONEOS |
| 40242 - | 1998 VU46 | November 14, 1998 | Kitt Peak | Spacewatch |
| 40243 - | 1998 WH1 | November 18, 1998 | Catalina | CSS |
| 40244 - | 1998 WP4 | November 17, 1998 | Catalina | CSS |
| 40245 - | 1998 WO7 | November 23, 1998 | Socorro | LINEAR |
| 40246 - | 1998 WV18 | November 21, 1998 | Socorro | LINEAR |
| 40247 - | 1998 XK4 | December 11, 1998 | Socorro | LINEAR |
| 40248 - | 1998 XF5 | December 12, 1998 | Goodricke-Pigott | R. A. Tucker |
| 40249 - | 1998 XM11 | December 13, 1998 | Oizumi | T. Kobayashi |
| 40250 - | 1998 XG16 | December 14, 1998 | Socorro | LINEAR |
| 40251 - | 1998 XK87 | December 15, 1998 | Socorro | LINEAR |
| 40252 - | 1998 YE6 | December 22, 1998 | Catalina | CSS |
| 40253 - | 1999 BB1 | January 17, 1999 | Catalina | CSS |
| 40254 - | 1999 BB26 | January 21, 1999 | Monte Agliale | S. Donati, M. M. M. Santangelo |
| 40255 - | 1999 CN4 | February 12, 1999 | Prescott | P. G. Comba |
| 40256 - | 1999 CM6 | February 10, 1999 | Socorro | LINEAR |
| 40257 - | 1999 CZ56 | February 10, 1999 | Socorro | LINEAR |
| 40258 - | 1999 CF61 | February 12, 1999 | Socorro | LINEAR |
| 40259 - | 1999 CZ85 | February 10, 1999 | Socorro | LINEAR |
| 40260 - | 1999 CU98 | February 10, 1999 | Socorro | LINEAR |
| 40261 - | 1999 CD117 | February 12, 1999 | Socorro | LINEAR |
| 40262 - | 1999 CF156 | February 7, 1999 | Kitt Peak | Spacewatch |
| 40263 - | 1999 FQ5 | March 18, 1999 | Kitt Peak | Spacewatch |
| 40264 - | 1999 FJ7 | March 20, 1999 | Socorro | LINEAR |
| 40265 - | 1999 FQ22 | March 19, 1999 | Socorro | LINEAR |
| 40266 - | 1999 GS | April 5, 1999 | Višnjan Observatory | K. Korlević |
| 40267 - | 1999 GJ4 | April 10, 1999 | Socorro | LINEAR |
| 40268 - | 1999 GU8 | April 10, 1999 | Anderson Mesa | LONEOS |
| 40269 - | 1999 GP25 | April 6, 1999 | Socorro | LINEAR |
| 40270 - | 1999 JE | May 6, 1999 | Socorro | LINEAR |
| 40271 | 1999 JT | May 4, 1999 | Xinglong | BAO Schmidt CCD Asteroid Program |
| 40272 - | 1999 JA7 | May 8, 1999 | Catalina | CSS |
| 40273 - | 1999 JS7 | May 13, 1999 | Reedy Creek | J. Broughton |
| 40274 - | 1999 JT14 | May 10, 1999 | Socorro | LINEAR |
| 40275 - | 1999 JW15 | May 10, 1999 | Socorro | LINEAR |
| 40276 - | 1999 JR19 | May 10, 1999 | Socorro | LINEAR |
| 40277 - | 1999 JL30 | May 10, 1999 | Socorro | LINEAR |
| 40278 - | 1999 JC34 | May 10, 1999 | Socorro | LINEAR |
| 40279 - | 1999 JD35 | May 10, 1999 | Socorro | LINEAR |
| 40280 - | 1999 JV44 | May 10, 1999 | Socorro | LINEAR |
| 40281 - | 1999 JY47 | May 10, 1999 | Socorro | LINEAR |
| 40282 - | 1999 JD48 | May 10, 1999 | Socorro | LINEAR |
| 40283 - | 1999 JO50 | May 10, 1999 | Socorro | LINEAR |
| 40284 - | 1999 JE52 | May 10, 1999 | Socorro | LINEAR |
| 40285 - | 1999 JT52 | May 10, 1999 | Socorro | LINEAR |
| 40286 - | 1999 JN53 | May 10, 1999 | Socorro | LINEAR |
| 40287 - | 1999 JS61 | May 10, 1999 | Socorro | LINEAR |
| 40288 - | 1999 JP64 | May 10, 1999 | Socorro | LINEAR |
| 40289 - | 1999 JS64 | May 10, 1999 | Socorro | LINEAR |
| 40290 - | 1999 JV64 | May 10, 1999 | Socorro | LINEAR |
| 40291 - | 1999 JX71 | May 12, 1999 | Socorro | LINEAR |
| 40292 - | 1999 JD72 | May 12, 1999 | Socorro | LINEAR |
| 40293 - | 1999 JG73 | May 12, 1999 | Socorro | LINEAR |
| 40294 - | 1999 JT73 | May 12, 1999 | Socorro | LINEAR |
| 40295 - | 1999 JX73 | May 12, 1999 | Socorro | LINEAR |
| 40296 - | 1999 JE74 | May 12, 1999 | Socorro | LINEAR |
| 40297 - | 1999 JJ74 | May 12, 1999 | Socorro | LINEAR |
| 40298 - | 1999 JD81 | May 13, 1999 | Socorro | LINEAR |
| 40299 - | 1999 JN90 | May 12, 1999 | Socorro | LINEAR |
| 40300 - | 1999 JT93 | May 12, 1999 | Socorro | LINEAR |
| 40301–40400 | ||||
| 40301 - | 1999 JU93 | May 12, 1999 | Socorro | LINEAR |
| 40302 - | 1999 JD98 | May 12, 1999 | Socorro | LINEAR |
| 40303 - | 1999 JU98 | May 12, 1999 | Socorro | LINEAR |
| 40304 - | 1999 JX104 | May 12, 1999 | Socorro | LINEAR |
| 40305 - | 1999 JP111 | May 13, 1999 | Socorro | LINEAR |
| 40306 - | 1999 JN112 | May 13, 1999 | Socorro | LINEAR |
| 40307 - | 1999 JN115 | May 13, 1999 | Socorro | LINEAR |
| 40308 - | 1999 JV120 | May 13, 1999 | Socorro | LINEAR |
| 40309 - | 1999 JH131 | May 13, 1999 | Socorro | LINEAR |
| 40310 - | 1999 KU4 | May 18, 1999 | Socorro | LINEAR |
| 40311 - | 1999 KH13 | May 18, 1999 | Socorro | LINEAR |
| 40312 - | 1999 KZ13 | May 18, 1999 | Socorro | LINEAR |
| 40313 - | 1999 KV14 | May 18, 1999 | Socorro | LINEAR |
| 40314 | 1999 KR16 | May 16, 1999 | La Silla | A. C. Delsanti, O. R. Hainaut |
| 40315 - | 1999 LS | June 4, 1999 | Socorro | LINEAR |
| 40316 - | 1999 LU4 | June 7, 1999 | Socorro | LINEAR |
| 40317 - | 1999 LO7 | June 9, 1999 | Catalina | CSS |
| 40318 - | 1999 LQ9 | June 8, 1999 | Socorro | LINEAR |
| 40319 - | 1999 LR11 | June 9, 1999 | Socorro | LINEAR |
| 40320 - | 1999 LP14 | June 9, 1999 | Socorro | LINEAR |
| 40321 - | 1999 LA21 | June 9, 1999 | Socorro | LINEAR |
| 40322 - | 1999 LU23 | June 9, 1999 | Socorro | LINEAR |
| 40323 - | 1999 LF25 | June 9, 1999 | Socorro | LINEAR |
| 40324 - | 1999 LY30 | June 12, 1999 | Kitt Peak | Spacewatch |
| 40325 - | 1999 LW33 | June 11, 1999 | Catalina | CSS |
| 40326 - | 1999 MA | June 18, 1999 | Prescott | P. G. Comba |
| 40327 - | 1999 MB | June 17, 1999 | Reedy Creek | J. Broughton |
| 40328 Dow | 1999 MK | June 20, 1999 | Junk Bond | D. Healy |
| 40329 - | 1999 ML | June 20, 1999 | Catalina | CSS |
| 40330 - | 1999 MN1 | June 20, 1999 | Anderson Mesa | LONEOS |
| 40331 - | 1999 MS1 | June 17, 1999 | Farpoint | G. Hug, G. Bell |
| 40332 - | 1999 NK | July 6, 1999 | Reedy Creek | J. Broughton |
| 40333 - | 1999 NO1 | July 12, 1999 | Socorro | LINEAR |
| 40334 - | 1999 NS4 | July 11, 1999 | Višnjan Observatory | K. Korlević |
| 40335 - | 1999 NJ5 | July 15, 1999 | Višnjan Observatory | K. Korlević |
| 40336 - | 1999 NG6 | July 13, 1999 | Socorro | LINEAR |
| 40337 - | 1999 NN7 | July 13, 1999 | Socorro | LINEAR |
| 40338 - | 1999 NB8 | July 13, 1999 | Socorro | LINEAR |
| 40339 - | 1999 NF8 | July 13, 1999 | Socorro | LINEAR |
| 40340 - | 1999 NR8 | July 13, 1999 | Socorro | LINEAR |
| 40341 - | 1999 NU8 | July 13, 1999 | Socorro | LINEAR |
| 40342 - | 1999 NB9 | July 13, 1999 | Socorro | LINEAR |
| 40343 - | 1999 NH9 | July 13, 1999 | Socorro | LINEAR |
| 40344 - | 1999 NN9 | July 13, 1999 | Socorro | LINEAR |
| 40345 - | 1999 NT9 | July 13, 1999 | Socorro | LINEAR |
| 40346 - | 1999 ND10 | July 13, 1999 | Socorro | LINEAR |
| 40347 - | 1999 NH10 | July 13, 1999 | Socorro | LINEAR |
| 40348 - | 1999 NO10 | July 13, 1999 | Socorro | LINEAR |
| 40349 - | 1999 NF11 | July 13, 1999 | Socorro | LINEAR |
| 40350 - | 1999 NO11 | July 13, 1999 | Socorro | LINEAR |
| 40351 - | 1999 NZ11 | July 13, 1999 | Socorro | LINEAR |
| 40352 - | 1999 ND12 | July 13, 1999 | Socorro | LINEAR |
| 40353 - | 1999 NB13 | July 14, 1999 | Socorro | LINEAR |
| 40354 - | 1999 NQ15 | July 14, 1999 | Socorro | LINEAR |
| 40355 - | 1999 NH17 | July 14, 1999 | Socorro | LINEAR |
| 40356 - | 1999 NZ17 | July 14, 1999 | Socorro | LINEAR |
| 40357 - | 1999 NM18 | July 14, 1999 | Socorro | LINEAR |
| 40358 - | 1999 ND19 | July 14, 1999 | Socorro | LINEAR |
| 40359 - | 1999 NT20 | July 14, 1999 | Socorro | LINEAR |
| 40360 - | 1999 NE21 | July 14, 1999 | Socorro | LINEAR |
| 40361 - | 1999 NG21 | July 14, 1999 | Socorro | LINEAR |
| 40362 - | 1999 NY21 | July 14, 1999 | Socorro | LINEAR |
| 40363 - | 1999 NM23 | July 14, 1999 | Socorro | LINEAR |
| 40364 - | 1999 ND24 | July 14, 1999 | Socorro | LINEAR |
| 40365 - | 1999 NE26 | July 14, 1999 | Socorro | LINEAR |
| 40366 - | 1999 NF27 | July 14, 1999 | Socorro | LINEAR |
| 40367 - | 1999 NA28 | July 14, 1999 | Socorro | LINEAR |
| 40368 - | 1999 NS28 | July 14, 1999 | Socorro | LINEAR |
| 40369 - | 1999 NY28 | July 14, 1999 | Socorro | LINEAR |
| 40370 - | 1999 NZ28 | July 14, 1999 | Socorro | LINEAR |
| 40371 - | 1999 NF30 | July 14, 1999 | Socorro | LINEAR |
| 40372 - | 1999 NG34 | July 14, 1999 | Socorro | LINEAR |
| 40373 - | 1999 NF36 | July 14, 1999 | Socorro | LINEAR |
| 40374 - | 1999 NG36 | July 14, 1999 | Socorro | LINEAR |
| 40375 - | 1999 NO36 | July 14, 1999 | Socorro | LINEAR |
| 40376 - | 1999 NF37 | July 14, 1999 | Socorro | LINEAR |
| 40377 - | 1999 NM39 | July 14, 1999 | Socorro | LINEAR |
| 40378 - | 1999 NW40 | July 14, 1999 | Socorro | LINEAR |
| 40379 - | 1999 NG41 | July 14, 1999 | Socorro | LINEAR |
| 40380 - | 1999 NX42 | July 14, 1999 | Socorro | LINEAR |
| 40381 - | 1999 NK44 | July 13, 1999 | Socorro | LINEAR |
| 40382 - | 1999 NK47 | July 13, 1999 | Socorro | LINEAR |
| 40383 - | 1999 NW47 | July 13, 1999 | Socorro | LINEAR |
| 40384 - | 1999 NC49 | July 13, 1999 | Socorro | LINEAR |
| 40385 - | 1999 NE49 | July 13, 1999 | Socorro | LINEAR |
| 40386 - | 1999 NK49 | July 13, 1999 | Socorro | LINEAR |
| 40387 - | 1999 NL49 | July 13, 1999 | Socorro | LINEAR |
| 40388 - | 1999 NY49 | July 13, 1999 | Socorro | LINEAR |
| 40389 - | 1999 ND50 | July 13, 1999 | Socorro | LINEAR |
| 40390 - | 1999 NR51 | July 12, 1999 | Socorro | LINEAR |
| 40391 - | 1999 NR52 | July 12, 1999 | Socorro | LINEAR |
| 40392 - | 1999 NS53 | July 12, 1999 | Socorro | LINEAR |
| 40393 - | 1999 NW53 | July 12, 1999 | Socorro | LINEAR |
| 40394 - | 1999 NX53 | July 12, 1999 | Socorro | LINEAR |
| 40395 - | 1999 NP54 | July 12, 1999 | Socorro | LINEAR |
| 40396 - | 1999 NT54 | July 12, 1999 | Socorro | LINEAR |
| 40397 - | 1999 NY55 | July 12, 1999 | Socorro | LINEAR |
| 40398 - | 1999 NL57 | July 13, 1999 | Socorro | LINEAR |
| 40399 - | 1999 NW63 | July 14, 1999 | Socorro | LINEAR |
| 40400 - | 1999 NJ64 | July 14, 1999 | Socorro | LINEAR |
| 40401–40500 | ||||
| 40401 - | 1999 NS64 | July 14, 1999 | Socorro | LINEAR |
| 40402 - | 1999 NY64 | July 14, 1999 | Socorro | LINEAR |
| 40403 - | 1999 NJ65 | July 12, 1999 | Socorro | LINEAR |
| 40404 - | 1999 OB | July 16, 1999 | Višnjan Observatory | K. Korlević |
| 40405 - | 1999 OU | July 17, 1999 | Bergisch Gladbach | W. Bickel |
| 40406 - | 1999 OR1 | July 16, 1999 | Socorro | LINEAR |
| 40407 - | 1999 QT2 | August 31, 1999 | Oohira | T. Urata |
| 40408 - | 1999 RO2 | September 4, 1999 | Catalina | CSS |
| 40409 Taichikato | 1999 RS2 | September 6, 1999 | Ceccano | G. Masi |
| 40410 Příhoda | 1999 RJ3 | September 4, 1999 | Ondřejov | L. Šarounová |
| 40411 - | 1999 RM3 | September 6, 1999 | Gekko | T. Kagawa |
| 40412 - | 1999 RE9 | September 4, 1999 | Kitt Peak | Spacewatch |
| 40413 - | 1999 RS10 | September 7, 1999 | Socorro | LINEAR |
| 40414 - | 1999 RP11 | September 7, 1999 | Socorro | LINEAR |
| 40415 - | 1999 RB13 | September 7, 1999 | Socorro | LINEAR |
| 40416 - | 1999 RO14 | September 7, 1999 | Socorro | LINEAR |
| 40417 - | 1999 RD16 | September 7, 1999 | Socorro | LINEAR |
| 40418 - | 1999 RK19 | September 7, 1999 | Socorro | LINEAR |
| 40419 - | 1999 RV20 | September 7, 1999 | Socorro | LINEAR |
| 40420 - | 1999 RJ21 | September 7, 1999 | Socorro | LINEAR |
| 40421 - | 1999 RZ22 | September 7, 1999 | Socorro | LINEAR |
| 40422 - | 1999 RF23 | September 7, 1999 | Socorro | LINEAR |
| 40423 - | 1999 RJ23 | September 7, 1999 | Socorro | LINEAR |
| 40424 - | 1999 RB24 | September 7, 1999 | Socorro | LINEAR |
| 40425 - | 1999 RQ25 | September 7, 1999 | Socorro | LINEAR |
| 40426 - | 1999 RV25 | September 7, 1999 | Socorro | LINEAR |
| 40427 - | 1999 RN26 | September 7, 1999 | Socorro | LINEAR |
| 40428 - | 1999 RZ26 | September 7, 1999 | Socorro | LINEAR |
| 40429 - | 1999 RL27 | September 7, 1999 | Višnjan Observatory | K. Korlević |
| 40430 - | 1999 RL28 | September 7, 1999 | Socorro | LINEAR |
| 40431 - | 1999 RK29 | September 8, 1999 | Socorro | LINEAR |
| 40432 - | 1999 RW29 | September 8, 1999 | Socorro | LINEAR |
| 40433 - | 1999 RQ30 | September 8, 1999 | Socorro | LINEAR |
| 40434 - | 1999 RH32 | September 9, 1999 | Višnjan Observatory | K. Korlević |
| 40435 - | 1999 RL32 | September 9, 1999 | Višnjan Observatory | K. Korlević |
| 40436 Sylviecoyaud | 1999 RQ32 | September 10, 1999 | Campo Catino | Campo Catino |
| 40437 - | 1999 RU33 | September 6, 1999 | Farpoint | G. Bell, G. Hug |
| 40438 - | 1999 RV33 | September 6, 1999 | Farpoint | G. Bell, G. Hug |
| 40439 - | 1999 RF34 | September 9, 1999 | Višnjan Observatory | K. Korlević |
| 40440 Dobrovský | 1999 RU34 | September 11, 1999 | Ondřejov | P. Pravec, P. Kušnirák |
| 40441 Jungmann | 1999 RW34 | September 11, 1999 | Ondřejov | P. Pravec, P. Kušnirák |
| 40442 - | 1999 RO35 | September 11, 1999 | Višnjan Observatory | K. Korlević |
| 40443 - | 1999 RU35 | September 7, 1999 | Uccle | E. W. Elst |
| 40444 Palacký | 1999 RV35 | September 12, 1999 | Ondřejov | P. Pravec, M. Wolf |
| 40445 - | 1999 RY35 | September 12, 1999 | Prescott | P. G. Comba |
| 40446 - | 1999 RN36 | September 12, 1999 | Črni Vrh | Črni Vrh |
| 40447 - | 1999 RC37 | September 11, 1999 | Bologna | Osservatorio San Vittore |
| 40448 - | 1999 RT37 | September 12, 1999 | Višnjan Observatory | K. Korlević |
| 40449 - | 1999 RV37 | September 12, 1999 | Višnjan Observatory | K. Korlević |
| 40450 - | 1999 RX37 | September 12, 1999 | Višnjan Observatory | K. Korlević |
| 40451 - | 1999 RD38 | September 13, 1999 | Višnjan Observatory | K. Korlević |
| 40452 - | 1999 RV38 | September 12, 1999 | Reedy Creek | J. Broughton |
| 40453 - | 1999 RX38 | September 13, 1999 | Reedy Creek | J. Broughton |
| 40454 - | 1999 RY39 | September 12, 1999 | Catalina | CSS |
| 40455 - | 1999 RC40 | September 12, 1999 | Catalina | CSS |
| 40456 - | 1999 RV41 | September 13, 1999 | Višnjan Observatory | K. Korlević |
| 40457 Williamkuhn | 1999 RG43 | September 4, 1999 | OCA-Anza | M. Collins, M. White |
| 40458 - | 1999 RH43 | September 14, 1999 | Višnjan Observatory | K. Korlević |
| 40459 Rektorys | 1999 RK43 | September 14, 1999 | Ondřejov | P. Pravec, P. Kušnirák |
| 40460 - | 1999 RV43 | September 15, 1999 | Višnjan Observatory | K. Korlević |
| 40461 - | 1999 RW43 | September 15, 1999 | Višnjan Observatory | K. Korlević |
| 40462 - | 1999 RC44 | September 15, 1999 | Višnjan Observatory | Višnjan Observatory |
| 40463 Frankkameny | 1999 RE44 | September 15, 1999 | Calgary | G. W. Billings |
| 40464 - | 1999 RM44 | September 8, 1999 | Socorro | LINEAR |
| 40465 - | 1999 RQ44 | September 14, 1999 | Višnjan Observatory | K. Korlević |
| 40466 - | 1999 RU44 | September 14, 1999 | Črni Vrh | Črni Vrh |
| 40467 - | 1999 RE46 | September 7, 1999 | Socorro | LINEAR |
| 40468 - | 1999 RF46 | September 7, 1999 | Socorro | LINEAR |
| 40469 - | 1999 RM47 | September 7, 1999 | Socorro | LINEAR |
| 40470 - | 1999 RN47 | September 7, 1999 | Socorro | LINEAR |
| 40471 - | 1999 RX47 | September 7, 1999 | Socorro | LINEAR |
| 40472 - | 1999 RU49 | September 7, 1999 | Socorro | LINEAR |
| 40473 - | 1999 RR50 | September 7, 1999 | Socorro | LINEAR |
| 40474 - | 1999 RG51 | September 7, 1999 | Socorro | LINEAR |
| 40475 - | 1999 RE53 | September 7, 1999 | Socorro | LINEAR |
| 40476 - | 1999 RH53 | September 7, 1999 | Socorro | LINEAR |
| 40477 - | 1999 RS54 | September 7, 1999 | Socorro | LINEAR |
| 40478 - | 1999 RT54 | September 7, 1999 | Socorro | LINEAR |
| 40479 - | 1999 RQ60 | September 7, 1999 | Socorro | LINEAR |
| 40480 - | 1999 RK61 | September 7, 1999 | Socorro | LINEAR |
| 40481 - | 1999 RQ61 | September 7, 1999 | Socorro | LINEAR |
| 40482 - | 1999 RA62 | September 7, 1999 | Socorro | LINEAR |
| 40483 - | 1999 RE62 | September 7, 1999 | Socorro | LINEAR |
| 40484 - | 1999 RA63 | September 7, 1999 | Socorro | LINEAR |
| 40485 - | 1999 RY63 | September 7, 1999 | Socorro | LINEAR |
| 40486 - | 1999 RJ64 | September 7, 1999 | Socorro | LINEAR |
| 40487 - | 1999 RP66 | September 7, 1999 | Socorro | LINEAR |
| 40488 - | 1999 RV66 | September 7, 1999 | Socorro | LINEAR |
| 40489 - | 1999 RH67 | September 7, 1999 | Socorro | LINEAR |
| 40490 - | 1999 RY67 | September 7, 1999 | Socorro | LINEAR |
| 40491 - | 1999 RJ68 | September 7, 1999 | Socorro | LINEAR |
| 40492 - | 1999 RO69 | September 7, 1999 | Socorro | LINEAR |
| 40493 - | 1999 RD71 | September 7, 1999 | Socorro | LINEAR |
| 40494 - | 1999 RG72 | September 7, 1999 | Socorro | LINEAR |
| 40495 - | 1999 RQ74 | September 7, 1999 | Socorro | LINEAR |
| 40496 - | 1999 RD76 | September 7, 1999 | Socorro | LINEAR |
| 40497 - | 1999 RR78 | September 7, 1999 | Socorro | LINEAR |
| 40498 - | 1999 RG80 | September 7, 1999 | Socorro | LINEAR |
| 40499 - | 1999 RK81 | September 7, 1999 | Socorro | LINEAR |
| 40500 - | 1999 RE82 | September 7, 1999 | Socorro | LINEAR |
| 40501–40600 | ||||
| 40501 - | 1999 RM82 | September 7, 1999 | Socorro | LINEAR |
| 40502 - | 1999 RT82 | September 7, 1999 | Socorro | LINEAR |
| 40503 - | 1999 RA83 | September 7, 1999 | Socorro | LINEAR |
| 40504 - | 1999 RC84 | September 7, 1999 | Socorro | LINEAR |
| 40505 - | 1999 RJ84 | September 7, 1999 | Socorro | LINEAR |
| 40506 - | 1999 RB86 | September 7, 1999 | Socorro | LINEAR |
| 40507 - | 1999 RK86 | September 7, 1999 | Socorro | LINEAR |
| 40508 - | 1999 RU86 | September 7, 1999 | Socorro | LINEAR |
| 40509 - | 1999 RJ87 | September 7, 1999 | Socorro | LINEAR |
| 40510 - | 1999 RU87 | September 7, 1999 | Socorro | LINEAR |
| 40511 - | 1999 RE88 | September 7, 1999 | Socorro | LINEAR |
| 40512 - | 1999 RP88 | September 7, 1999 | Socorro | LINEAR |
| 40513 - | 1999 RS88 | September 7, 1999 | Socorro | LINEAR |
| 40514 - | 1999 RC89 | September 7, 1999 | Socorro | LINEAR |
| 40515 - | 1999 RE89 | September 7, 1999 | Socorro | LINEAR |
| 40516 - | 1999 RY89 | September 7, 1999 | Socorro | LINEAR |
| 40517 - | 1999 RA92 | September 7, 1999 | Socorro | LINEAR |
| 40518 - | 1999 RZ93 | September 7, 1999 | Socorro | LINEAR |
| 40519 - | 1999 RQ94 | September 7, 1999 | Socorro | LINEAR |
| 40520 - | 1999 RG95 | September 7, 1999 | Socorro | LINEAR |
| 40521 - | 1999 RL95 | September 7, 1999 | Socorro | LINEAR |
| 40522 - | 1999 RT95 | September 7, 1999 | Socorro | LINEAR |
| 40523 - | 1999 RX95 | September 7, 1999 | Socorro | LINEAR |
| 40524 - | 1999 RA96 | September 7, 1999 | Socorro | LINEAR |
| 40525 - | 1999 RO96 | September 7, 1999 | Socorro | LINEAR |
| 40526 - | 1999 RV96 | September 7, 1999 | Socorro | LINEAR |
| 40527 - | 1999 RS98 | September 7, 1999 | Socorro | LINEAR |
| 40528 - | 1999 RT98 | September 7, 1999 | Socorro | LINEAR |
| 40529 - | 1999 RC99 | September 7, 1999 | Socorro | LINEAR |
| 40530 - | 1999 RE99 | September 8, 1999 | Socorro | LINEAR |
| 40531 - | 1999 RB100 | September 8, 1999 | Socorro | LINEAR |
| 40532 - | 1999 RY100 | September 8, 1999 | Socorro | LINEAR |
| 40533 - | 1999 RH102 | September 8, 1999 | Socorro | LINEAR |
| 40534 - | 1999 RT102 | September 8, 1999 | Socorro | LINEAR |
| 40535 - | 1999 RG103 | September 8, 1999 | Socorro | LINEAR |
| 40536 - | 1999 RL103 | September 8, 1999 | Socorro | LINEAR |
| 40537 - | 1999 RT103 | September 8, 1999 | Socorro | LINEAR |
| 40538 - | 1999 RV103 | September 8, 1999 | Socorro | LINEAR |
| 40539 - | 1999 RL104 | September 8, 1999 | Socorro | LINEAR |
| 40540 - | 1999 RZ104 | September 8, 1999 | Socorro | LINEAR |
| 40541 - | 1999 RE106 | September 8, 1999 | Socorro | LINEAR |
| 40542 - | 1999 RS106 | September 8, 1999 | Socorro | LINEAR |
| 40543 - | 1999 RZ107 | September 8, 1999 | Socorro | LINEAR |
| 40544 - | 1999 RA108 | September 8, 1999 | Socorro | LINEAR |
| 40545 - | 1999 RO109 | September 8, 1999 | Socorro | LINEAR |
| 40546 - | 1999 RY109 | September 8, 1999 | Socorro | LINEAR |
| 40547 - | 1999 RH111 | September 9, 1999 | Socorro | LINEAR |
| 40548 - | 1999 RK112 | September 9, 1999 | Socorro | LINEAR |
| 40549 - | 1999 RP112 | September 9, 1999 | Socorro | LINEAR |
| 40550 - | 1999 RM113 | September 9, 1999 | Socorro | LINEAR |
| 40551 - | 1999 RS113 | September 9, 1999 | Socorro | LINEAR |
| 40552 - | 1999 RX114 | September 9, 1999 | Socorro | LINEAR |
| 40553 - | 1999 RE115 | September 9, 1999 | Socorro | LINEAR |
| 40554 - | 1999 RG115 | September 9, 1999 | Socorro | LINEAR |
| 40555 - | 1999 RM115 | September 9, 1999 | Socorro | LINEAR |
| 40556 - | 1999 RS115 | September 9, 1999 | Socorro | LINEAR |
| 40557 - | 1999 RX116 | September 9, 1999 | Socorro | LINEAR |
| 40558 - | 1999 RE118 | September 9, 1999 | Socorro | LINEAR |
| 40559 - | 1999 RO118 | September 9, 1999 | Socorro | LINEAR |
| 40560 - | 1999 RQ118 | September 9, 1999 | Socorro | LINEAR |
| 40561 - | 1999 RR118 | September 9, 1999 | Socorro | LINEAR |
| 40562 - | 1999 RB121 | September 9, 1999 | Socorro | LINEAR |
| 40563 - | 1999 RZ122 | September 9, 1999 | Socorro | LINEAR |
| 40564 - | 1999 RZ123 | September 9, 1999 | Socorro | LINEAR |
| 40565 - | 1999 RD124 | September 9, 1999 | Socorro | LINEAR |
| 40566 - | 1999 RE124 | September 9, 1999 | Socorro | LINEAR |
| 40567 - | 1999 RB126 | September 9, 1999 | Socorro | LINEAR |
| 40568 - | 1999 RF126 | September 9, 1999 | Socorro | LINEAR |
| 40569 - | 1999 RH128 | September 9, 1999 | Socorro | LINEAR |
| 40570 - | 1999 RV128 | September 9, 1999 | Socorro | LINEAR |
| 40571 - | 1999 RD129 | September 9, 1999 | Socorro | LINEAR |
| 40572 - | 1999 RP129 | September 9, 1999 | Socorro | LINEAR |
| 40573 - | 1999 RE130 | September 9, 1999 | Socorro | LINEAR |
| 40574 - | 1999 RO130 | September 9, 1999 | Socorro | LINEAR |
| 40575 - | 1999 RS130 | September 9, 1999 | Socorro | LINEAR |
| 40576 - | 1999 RM133 | September 9, 1999 | Socorro | LINEAR |
| 40577 - | 1999 RQ134 | September 9, 1999 | Socorro | LINEAR |
| 40578 - | 1999 RT134 | September 9, 1999 | Socorro | LINEAR |
| 40579 - | 1999 RJ135 | September 9, 1999 | Socorro | LINEAR |
| 40580 - | 1999 RN135 | September 9, 1999 | Socorro | LINEAR |
| 40581 - | 1999 RK136 | September 9, 1999 | Socorro | LINEAR |
| 40582 - | 1999 RC137 | September 9, 1999 | Socorro | LINEAR |
| 40583 - | 1999 RR137 | September 9, 1999 | Socorro | LINEAR |
| 40584 - | 1999 RJ140 | September 9, 1999 | Socorro | LINEAR |
| 40585 - | 1999 RL140 | September 9, 1999 | Socorro | LINEAR |
| 40586 - | 1999 RZ140 | September 9, 1999 | Socorro | LINEAR |
| 40587 - | 1999 RB141 | September 9, 1999 | Socorro | LINEAR |
| 40588 - | 1999 RF141 | September 9, 1999 | Socorro | LINEAR |
| 40589 - | 1999 RP141 | September 9, 1999 | Socorro | LINEAR |
| 40590 - | 1999 RQ141 | September 9, 1999 | Socorro | LINEAR |
| 40591 - | 1999 RR142 | September 9, 1999 | Socorro | LINEAR |
| 40592 - | 1999 RM143 | September 9, 1999 | Socorro | LINEAR |
| 40593 - | 1999 RZ144 | September 9, 1999 | Socorro | LINEAR |
| 40594 - | 1999 RW146 | September 9, 1999 | Socorro | LINEAR |
| 40595 - | 1999 RY146 | September 9, 1999 | Socorro | LINEAR |
| 40596 - | 1999 RA148 | September 9, 1999 | Socorro | LINEAR |
| 40597 - | 1999 RG149 | September 9, 1999 | Socorro | LINEAR |
| 40598 - | 1999 RM149 | September 9, 1999 | Socorro | LINEAR |
| 40599 - | 1999 RX150 | September 9, 1999 | Socorro | LINEAR |
| 40600 - | 1999 RZ150 | September 9, 1999 | Socorro | LINEAR |
| 40601–40700 | ||||
| 40601 - | 1999 RQ151 | September 9, 1999 | Socorro | LINEAR |
| 40602 - | 1999 RO152 | September 9, 1999 | Socorro | LINEAR |
| 40603 - | 1999 RD154 | September 9, 1999 | Socorro | LINEAR |
| 40604 - | 1999 RO154 | September 9, 1999 | Socorro | LINEAR |
| 40605 - | 1999 RA155 | September 9, 1999 | Socorro | LINEAR |
| 40606 - | 1999 RR157 | September 9, 1999 | Socorro | LINEAR |
| 40607 - | 1999 RH158 | September 9, 1999 | Socorro | LINEAR |
| 40608 - | 1999 RS159 | September 9, 1999 | Socorro | LINEAR |
| 40609 - | 1999 RD160 | September 9, 1999 | Socorro | LINEAR |
| 40610 - | 1999 RF160 | September 9, 1999 | Socorro | LINEAR |
| 40611 - | 1999 RS160 | September 9, 1999 | Socorro | LINEAR |
| 40612 - | 1999 RM162 | September 9, 1999 | Socorro | LINEAR |
| 40613 - | 1999 RR162 | September 9, 1999 | Socorro | LINEAR |
| 40614 - | 1999 RW162 | September 9, 1999 | Socorro | LINEAR |
| 40615 - | 1999 RD163 | September 9, 1999 | Socorro | LINEAR |
| 40616 - | 1999 RW163 | September 9, 1999 | Socorro | LINEAR |
| 40617 - | 1999 RZ163 | September 9, 1999 | Socorro | LINEAR |
| 40618 - | 1999 RG164 | September 9, 1999 | Socorro | LINEAR |
| 40619 - | 1999 RQ165 | September 9, 1999 | Socorro | LINEAR |
| 40620 - | 1999 RH168 | September 9, 1999 | Socorro | LINEAR |
| 40621 - | 1999 RG169 | September 9, 1999 | Socorro | LINEAR |
| 40622 - | 1999 RY169 | September 9, 1999 | Socorro | LINEAR |
| 40623 - | 1999 RO170 | September 9, 1999 | Socorro | LINEAR |
| 40624 - | 1999 RJ171 | September 9, 1999 | Socorro | LINEAR |
| 40625 - | 1999 RJ172 | September 9, 1999 | Socorro | LINEAR |
| 40626 - | 1999 RP172 | September 9, 1999 | Socorro | LINEAR |
| 40627 - | 1999 RJ173 | September 9, 1999 | Socorro | LINEAR |
| 40628 - | 1999 RV173 | September 9, 1999 | Socorro | LINEAR |
| 40629 - | 1999 RX173 | September 9, 1999 | Socorro | LINEAR |
| 40630 - | 1999 RA174 | September 9, 1999 | Socorro | LINEAR |
| 40631 - | 1999 RX174 | September 9, 1999 | Socorro | LINEAR |
| 40632 - | 1999 RJ175 | September 9, 1999 | Socorro | LINEAR |
| 40633 - | 1999 RR177 | September 9, 1999 | Socorro | LINEAR |
| 40634 - | 1999 RH178 | September 9, 1999 | Socorro | LINEAR |
| 40635 - | 1999 RV179 | September 9, 1999 | Socorro | LINEAR |
| 40636 - | 1999 RW179 | September 9, 1999 | Socorro | LINEAR |
| 40637 - | 1999 RP180 | September 9, 1999 | Socorro | LINEAR |
| 40638 - | 1999 RS180 | September 9, 1999 | Socorro | LINEAR |
| 40639 - | 1999 RW180 | September 9, 1999 | Socorro | LINEAR |
| 40640 - | 1999 RQ181 | September 9, 1999 | Socorro | LINEAR |
| 40641 - | 1999 RV181 | September 9, 1999 | Socorro | LINEAR |
| 40642 - | 1999 RW181 | September 9, 1999 | Socorro | LINEAR |
| 40643 - | 1999 RG182 | September 9, 1999 | Socorro | LINEAR |
| 40644 - | 1999 RH183 | September 9, 1999 | Socorro | LINEAR |
| 40645 - | 1999 RS183 | September 9, 1999 | Socorro | LINEAR |
| 40646 - | 1999 RV184 | September 9, 1999 | Socorro | LINEAR |
| 40647 - | 1999 RD185 | September 9, 1999 | Socorro | LINEAR |
| 40648 - | 1999 RO185 | September 9, 1999 | Socorro | LINEAR |
| 40649 - | 1999 RY186 | September 9, 1999 | Socorro | LINEAR |
| 40650 - | 1999 RS187 | September 9, 1999 | Socorro | LINEAR |
| 40651 - | 1999 RJ189 | September 9, 1999 | Socorro | LINEAR |
| 40652 - | 1999 RP189 | September 9, 1999 | Socorro | LINEAR |
| 40653 - | 1999 RS190 | September 10, 1999 | Socorro | LINEAR |
| 40654 - | 1999 RH191 | September 11, 1999 | Socorro | LINEAR |
| 40655 - | 1999 RM191 | September 15, 1999 | Kitt Peak | Spacewatch |
| 40656 - | 1999 RY191 | September 11, 1999 | Socorro | LINEAR |
| 40657 - | 1999 RE192 | September 13, 1999 | Socorro | LINEAR |
| 40658 - | 1999 RD193 | September 13, 1999 | Socorro | LINEAR |
| 40659 - | 1999 RK193 | September 13, 1999 | Socorro | LINEAR |
| 40660 - | 1999 RH194 | September 7, 1999 | Socorro | LINEAR |
| 40661 - | 1999 RS194 | September 7, 1999 | Socorro | LINEAR |
| 40662 - | 1999 RD195 | September 8, 1999 | Socorro | LINEAR |
| 40663 - | 1999 RR195 | September 8, 1999 | Socorro | LINEAR |
| 40664 - | 1999 RF196 | September 8, 1999 | Socorro | LINEAR |
| 40665 - | 1999 RE197 | September 8, 1999 | Socorro | LINEAR |
| 40666 - | 1999 RS197 | September 8, 1999 | Socorro | LINEAR |
| 40667 - | 1999 RB200 | September 8, 1999 | Socorro | LINEAR |
| 40668 - | 1999 RX200 | September 8, 1999 | Socorro | LINEAR |
| 40669 - | 1999 RN201 | September 8, 1999 | Socorro | LINEAR |
| 40670 - | 1999 RW201 | September 8, 1999 | Socorro | LINEAR |
| 40671 - | 1999 RE202 | September 8, 1999 | Socorro | LINEAR |
| 40672 - | 1999 RJ202 | September 8, 1999 | Socorro | LINEAR |
| 40673 - | 1999 RL203 | September 8, 1999 | Socorro | LINEAR |
| 40674 - | 1999 RX203 | September 8, 1999 | Socorro | LINEAR |
| 40675 - | 1999 RU205 | September 8, 1999 | Socorro | LINEAR |
| 40676 - | 1999 RN206 | September 8, 1999 | Socorro | LINEAR |
| 40677 - | 1999 RP206 | September 8, 1999 | Socorro | LINEAR |
| 40678 - | 1999 RY206 | September 8, 1999 | Socorro | LINEAR |
| 40679 - | 1999 RO207 | September 8, 1999 | Socorro | LINEAR |
| 40680 - | 1999 RY209 | September 8, 1999 | Socorro | LINEAR |
| 40681 - | 1999 RL211 | September 8, 1999 | Socorro | LINEAR |
| 40682 - | 1999 RM211 | September 8, 1999 | Socorro | LINEAR |
| 40683 - | 1999 RB213 | September 9, 1999 | Socorro | LINEAR |
| 40684 Vanhoeck | 1999 RE214 | September 8, 1999 | Uccle | T. Pauwels |
| 40685 - | 1999 RL217 | September 3, 1999 | Anderson Mesa | LONEOS |
| 40686 - | 1999 RD220 | September 4, 1999 | Anderson Mesa | LONEOS |
| 40687 - | 1999 RS220 | September 5, 1999 | Catalina | CSS |
| 40688 - | 1999 RL223 | September 7, 1999 | Socorro | LINEAR |
| 40689 - | 1999 RG224 | September 7, 1999 | Anderson Mesa | LONEOS |
| 40690 - | 1999 RV225 | September 4, 1999 | Catalina | CSS |
| 40691 - | 1999 RH227 | September 5, 1999 | Catalina | CSS |
| 40692 - | 1999 RE228 | September 8, 1999 | Catalina | CSS |
| 40693 - | 1999 RX229 | September 8, 1999 | Catalina | CSS |
| 40694 - | 1999 RY230 | September 8, 1999 | Catalina | CSS |
| 40695 - | 1999 RA231 | September 8, 1999 | Catalina | CSS |
| 40696 - | 1999 RU231 | September 9, 1999 | Anderson Mesa | LONEOS |
| 40697 - | 1999 RZ231 | September 9, 1999 | Anderson Mesa | LONEOS |
| 40698 - | 1999 RT232 | September 8, 1999 | Catalina | CSS |
| 40699 - | 1999 RB235 | September 8, 1999 | Catalina | CSS |
| 40700 - | 1999 RF235 | September 8, 1999 | Catalina | CSS |
| 40701–40800 | ||||
| 40701 - | 1999 RG235 | September 8, 1999 | Catalina | CSS |
| 40702 - | 1999 RH236 | September 8, 1999 | Catalina | CSS |
| 40703 - | 1999 RR237 | September 8, 1999 | Catalina | CSS |
| 40704 - | 1999 RB238 | September 8, 1999 | Catalina | CSS |
| 40705 - | 1999 RG239 | September 8, 1999 | Catalina | CSS |
| 40706 - | 1999 RO240 | September 11, 1999 | Anderson Mesa | LONEOS |
| 40707 - | 1999 RV240 | September 11, 1999 | Anderson Mesa | LONEOS |
| 40708 - | 1999 RR242 | September 4, 1999 | Anderson Mesa | LONEOS |
| 40709 - | 1999 RW242 | September 4, 1999 | Anderson Mesa | LONEOS |
| 40710 - | 1999 RS245 | September 7, 1999 | Anderson Mesa | LONEOS |
| 40711 - | 1999 RU245 | September 7, 1999 | Anderson Mesa | LONEOS |
| 40712 - | 1999 RB246 | September 7, 1999 | Anderson Mesa | LONEOS |
| 40713 - | 1999 RT248 | September 7, 1999 | Kitt Peak | Spacewatch |
| 40714 - | 1999 RS252 | September 8, 1999 | Socorro | LINEAR |
| 40715 - | 1999 RX253 | September 7, 1999 | Socorro | LINEAR |
| 40716 - | 1999 SL | September 16, 1999 | Reedy Creek | J. Broughton |
| 40717 - | 1999 SC2 | September 18, 1999 | Socorro | LINEAR |
| 40718 - | 1999 SU2 | September 21, 1999 | Ondřejov | L. Šarounová |
| 40719 - | 1999 SZ2 | September 29, 1999 | Socorro | LINEAR |
| 40720 - | 1999 SL6 | September 30, 1999 | Socorro | LINEAR |
| 40721 - | 1999 SM6 | September 30, 1999 | Socorro | LINEAR |
| 40722 - | 1999 SO6 | September 30, 1999 | Socorro | LINEAR |
| 40723 - | 1999 SF7 | September 29, 1999 | Socorro | LINEAR |
| 40724 - | 1999 SY8 | September 29, 1999 | Socorro | LINEAR |
| 40725 - | 1999 SP9 | September 30, 1999 | Stroncone | Stroncone |
| 40726 - | 1999 SG11 | September 30, 1999 | Catalina | CSS |
| 40727 - | 1999 SQ11 | September 30, 1999 | Catalina | CSS |
| 40728 - | 1999 SS11 | September 30, 1999 | Catalina | CSS |
| 40729 - | 1999 SJ12 | September 30, 1999 | Socorro | LINEAR |
| 40730 - | 1999 SY12 | September 30, 1999 | Socorro | LINEAR |
| 40731 - | 1999 SB13 | September 30, 1999 | Socorro | LINEAR |
| 40732 - | 1999 SC13 | September 30, 1999 | Socorro | LINEAR |
| 40733 - | 1999 SM17 | September 30, 1999 | Socorro | LINEAR |
| 40734 - | 1999 SB19 | September 30, 1999 | Socorro | LINEAR |
| 40735 - | 1999 SU19 | September 30, 1999 | Socorro | LINEAR |
| 40736 - | 1999 SD20 | September 30, 1999 | Socorro | LINEAR |
| 40737 - | 1999 SE20 | September 30, 1999 | Socorro | LINEAR |
| 40738 - | 1999 SG20 | September 30, 1999 | Socorro | LINEAR |
| 40739 - | 1999 SX25 | September 30, 1999 | Catalina | CSS |
| 40740 - | 1999 SF27 | September 30, 1999 | Catalina | CSS |
| 40741 - | 1999 TD | October 1, 1999 | High Point | D. K. Chesney |
| 40742 - | 1999 TK | October 2, 1999 | Prescott | P. G. Comba |
| 40743 - | 1999 TL | October 2, 1999 | Prescott | P. G. Comba |
| 40744 - | 1999 TG1 | October 1, 1999 | Višnjan Observatory | K. Korlević |
| 40745 - | 1999 TN2 | October 2, 1999 | Fountain Hills | C. W. Juels |
| 40746 - | 1999 TP2 | October 2, 1999 | Fountain Hills | C. W. Juels |
| 40747 - | 1999 TK5 | October 2, 1999 | High Point | D. K. Chesney |
| 40748 - | 1999 TO5 | October 1, 1999 | Višnjan Observatory | K. Korlević, M. Jurić |
| 40749 - | 1999 TP6 | October 6, 1999 | Višnjan Observatory | K. Korlević, M. Jurić |
| 40750 - | 1999 TA7 | October 6, 1999 | Višnjan Observatory | K. Korlević, M. Jurić |
| 40751 - | 1999 TD7 | October 6, 1999 | Višnjan Observatory | K. Korlević, M. Jurić |
| 40752 - | 1999 TO7 | October 7, 1999 | Višnjan Observatory | K. Korlević, M. Jurić |
| 40753 - | 1999 TK8 | October 6, 1999 | Višnjan Observatory | K. Korlević, M. Jurić |
| 40754 - | 1999 TM8 | October 6, 1999 | Višnjan Observatory | K. Korlević, M. Jurić |
| 40755 - | 1999 TO8 | October 6, 1999 | Višnjan Observatory | K. Korlević, M. Jurić |
| 40756 - | 1999 TQ8 | October 7, 1999 | Višnjan Observatory | K. Korlević, M. Jurić |
| 40757 - | 1999 TS8 | October 5, 1999 | Gekko | T. Kagawa |
| 40758 - | 1999 TT8 | October 5, 1999 | Gekko | T. Kagawa |
| 40759 - | 1999 TY9 | October 6, 1999 | Dossobuono | L. Lai |
| 40760 - | 1999 TH11 | October 9, 1999 | Fountain Hills | C. W. Juels |
| 40761 - | 1999 TT13 | October 11, 1999 | Črni Vrh | Črni Vrh |
| 40762 - | 1999 TL14 | October 11, 1999 | Višnjan Observatory | K. Korlević, M. Jurić |
| 40763 - | 1999 TS14 | October 5, 1999 | Ondřejov | P. Kušnirák |
| 40764 Gerhardiser | 1999 TA16 | October 13, 1999 | Starkenburg Observatory | Starkenburg |
| 40765 - | 1999 TF16 | October 10, 1999 | Bédoin | P. Antonini |
| 40766 - | 1999 TB17 | October 14, 1999 | Višnjan Observatory | K. Korlević |
| 40767 - | 1999 TC17 | October 14, 1999 | Višnjan Observatory | K. Korlević |
| 40768 | 1999 TZ17 | October 10, 1999 | Xinglong | BAO Schmidt CCD Asteroid Program |
| 40769 | 1999 TJ18 | October 10, 1999 | Xinglong | BAO Schmidt CCD Asteroid Program |
| 40770 - | 1999 TV18 | October 11, 1999 | Črni Vrh | Črni Vrh |
| 40771 - | 1999 TP19 | October 15, 1999 | Farra d'Isonzo | Farra d'Isonzo |
| 40772 | 1999 TY19 | October 14, 1999 | Xinglong | BAO Schmidt CCD Asteroid Program |
| 40773 | 1999 TZ19 | October 15, 1999 | Xinglong | BAO Schmidt CCD Asteroid Program |
| 40774 Iwaigame | 1999 TH20 | October 11, 1999 | Nanyo | T. Okuni |
| 40775 - | 1999 TO20 | October 5, 1999 | Goodricke-Pigott | R. A. Tucker |
| 40776 - | 1999 TA21 | October 7, 1999 | Goodricke-Pigott | R. A. Tucker |
| 40777 - | 1999 TM25 | October 3, 1999 | Socorro | LINEAR |
| 40778 - | 1999 TV25 | October 3, 1999 | Socorro | LINEAR |
| 40779 - | 1999 TY25 | October 3, 1999 | Socorro | LINEAR |
| 40780 - | 1999 TB26 | October 3, 1999 | Socorro | LINEAR |
| 40781 - | 1999 TN26 | October 3, 1999 | Socorro | LINEAR |
| 40782 - | 1999 TX26 | October 3, 1999 | Socorro | LINEAR |
| 40783 - | 1999 TT28 | October 4, 1999 | Socorro | LINEAR |
| 40784 - | 1999 TV28 | October 4, 1999 | Socorro | LINEAR |
| 40785 - | 1999 TA29 | October 4, 1999 | Socorro | LINEAR |
| 40786 - | 1999 TR30 | October 4, 1999 | Socorro | LINEAR |
| 40787 - | 1999 TV30 | October 4, 1999 | Socorro | LINEAR |
| 40788 - | 1999 TK31 | October 4, 1999 | Socorro | LINEAR |
| 40789 - | 1999 TW31 | October 4, 1999 | Socorro | LINEAR |
| 40790 - | 1999 TP32 | October 4, 1999 | Socorro | LINEAR |
| 40791 - | 1999 TO33 | October 4, 1999 | Socorro | LINEAR |
| 40792 - | 1999 TY33 | October 4, 1999 | Socorro | LINEAR |
| 40793 - | 1999 TZ33 | October 4, 1999 | Socorro | LINEAR |
| 40794 - | 1999 TD36 | October 2, 1999 | Anderson Mesa | LONEOS |
| 40795 - | 1999 TF36 | October 5, 1999 | Anderson Mesa | LONEOS |
| 40796 - | 1999 TT36 | October 13, 1999 | Anderson Mesa | LONEOS |
| 40797 - | 1999 TM37 | October 15, 1999 | Anderson Mesa | LONEOS |
| 40798 - | 1999 TV37 | October 1, 1999 | Catalina | CSS |
| 40799 - | 1999 TW37 | October 1, 1999 | Catalina | CSS |
| 40800 - | 1999 TD38 | October 1, 1999 | Catalina | CSS |
| 40801–40900 | ||||
| 40801 - | 1999 TN38 | October 1, 1999 | Catalina | CSS |
| 40802 - | 1999 TL39 | October 3, 1999 | Catalina | CSS |
| 40803 - | 1999 TX39 | October 3, 1999 | Catalina | CSS |
| 40804 - | 1999 TQ40 | October 5, 1999 | Catalina | CSS |
| 40805 - | 1999 TW41 | October 3, 1999 | Kitt Peak | Spacewatch |
| 40806 - | 1999 TX41 | October 3, 1999 | Kitt Peak | Spacewatch |
| 40807 - | 1999 TQ48 | October 4, 1999 | Kitt Peak | Spacewatch |
| 40808 - | 1999 TB53 | October 6, 1999 | Kitt Peak | Spacewatch |
| 40809 - | 1999 TZ57 | October 6, 1999 | Kitt Peak | Spacewatch |
| 40810 - | 1999 TK63 | October 7, 1999 | Kitt Peak | Spacewatch |
| 40811 - | 1999 TL63 | October 7, 1999 | Kitt Peak | Spacewatch |
| 40812 - | 1999 TV63 | October 7, 1999 | Kitt Peak | Spacewatch |
| 40813 - | 1999 TJ66 | October 8, 1999 | Kitt Peak | Spacewatch |
| 40814 - | 1999 TY69 | October 9, 1999 | Kitt Peak | Spacewatch |
| 40815 - | 1999 TY77 | October 11, 1999 | Kitt Peak | Spacewatch |
| 40816 - | 1999 TX78 | October 11, 1999 | Kitt Peak | Spacewatch |
| 40817 - | 1999 TT79 | October 11, 1999 | Kitt Peak | Spacewatch |
| 40818 - | 1999 TR80 | October 11, 1999 | Kitt Peak | Spacewatch |
| 40819 - | 1999 TT80 | October 11, 1999 | Kitt Peak | Spacewatch |
| 40820 - | 1999 TY89 | October 2, 1999 | Socorro | LINEAR |
| 40821 - | 1999 TD90 | October 2, 1999 | Socorro | LINEAR |
| 40822 - | 1999 TM90 | October 2, 1999 | Socorro | LINEAR |
| 40823 - | 1999 TU90 | October 2, 1999 | Socorro | LINEAR |
| 40824 - | 1999 TV90 | October 2, 1999 | Socorro | LINEAR |
| 40825 - | 1999 TZ90 | October 2, 1999 | Socorro | LINEAR |
| 40826 - | 1999 TP91 | October 2, 1999 | Socorro | LINEAR |
| 40827 - | 1999 TT92 | October 2, 1999 | Socorro | LINEAR |
| 40828 - | 1999 TM93 | October 2, 1999 | Socorro | LINEAR |
| 40829 - | 1999 TT93 | October 2, 1999 | Socorro | LINEAR |
| 40830 - | 1999 TV93 | October 2, 1999 | Socorro | LINEAR |
| 40831 - | 1999 TU94 | October 2, 1999 | Socorro | LINEAR |
| 40832 - | 1999 TH95 | October 2, 1999 | Socorro | LINEAR |
| 40833 - | 1999 TJ95 | October 2, 1999 | Socorro | LINEAR |
| 40834 - | 1999 TL95 | October 2, 1999 | Socorro | LINEAR |
| 40835 - | 1999 TM95 | October 2, 1999 | Socorro | LINEAR |
| 40836 - | 1999 TQ95 | October 2, 1999 | Socorro | LINEAR |
| 40837 - | 1999 TX95 | October 2, 1999 | Socorro | LINEAR |
| 40838 - | 1999 TY95 | October 2, 1999 | Socorro | LINEAR |
| 40839 - | 1999 TH96 | October 2, 1999 | Socorro | LINEAR |
| 40840 - | 1999 TS96 | October 2, 1999 | Socorro | LINEAR |
| 40841 - | 1999 TQ98 | October 2, 1999 | Socorro | LINEAR |
| 40842 - | 1999 TX98 | October 2, 1999 | Socorro | LINEAR |
| 40843 - | 1999 TD99 | October 2, 1999 | Socorro | LINEAR |
| 40844 - | 1999 TS101 | October 2, 1999 | Socorro | LINEAR |
| 40845 - | 1999 TL102 | October 2, 1999 | Socorro | LINEAR |
| 40846 - | 1999 TN102 | October 2, 1999 | Socorro | LINEAR |
| 40847 - | 1999 TU102 | October 2, 1999 | Socorro | LINEAR |
| 40848 - | 1999 TZ102 | October 2, 1999 | Socorro | LINEAR |
| 40849 - | 1999 TG103 | October 2, 1999 | Socorro | LINEAR |
| 40850 - | 1999 TR104 | October 3, 1999 | Socorro | LINEAR |
| 40851 - | 1999 TZ104 | October 3, 1999 | Socorro | LINEAR |
| 40852 - | 1999 TX105 | October 3, 1999 | Socorro | LINEAR |
| 40853 - | 1999 TA106 | October 4, 1999 | Socorro | LINEAR |
| 40854 - | 1999 TU107 | October 4, 1999 | Socorro | LINEAR |
| 40855 - | 1999 TG108 | October 4, 1999 | Socorro | LINEAR |
| 40856 - | 1999 TP108 | October 4, 1999 | Socorro | LINEAR |
| 40857 - | 1999 TP110 | October 4, 1999 | Socorro | LINEAR |
| 40858 - | 1999 TR110 | October 4, 1999 | Socorro | LINEAR |
| 40859 - | 1999 TX111 | October 4, 1999 | Socorro | LINEAR |
| 40860 - | 1999 TQ113 | October 4, 1999 | Socorro | LINEAR |
| 40861 - | 1999 TR113 | October 4, 1999 | Socorro | LINEAR |
| 40862 - | 1999 TB114 | October 4, 1999 | Socorro | LINEAR |
| 40863 - | 1999 TL115 | October 4, 1999 | Socorro | LINEAR |
| 40864 - | 1999 TO115 | October 4, 1999 | Socorro | LINEAR |
| 40865 - | 1999 TH116 | October 4, 1999 | Socorro | LINEAR |
| 40866 - | 1999 TU117 | October 4, 1999 | Socorro | LINEAR |
| 40867 - | 1999 TD118 | October 4, 1999 | Socorro | LINEAR |
| 40868 - | 1999 TM118 | October 4, 1999 | Socorro | LINEAR |
| 40869 - | 1999 TN118 | October 4, 1999 | Socorro | LINEAR |
| 40870 - | 1999 TQ119 | October 4, 1999 | Socorro | LINEAR |
| 40871 - | 1999 TS120 | October 4, 1999 | Socorro | LINEAR |
| 40872 - | 1999 TB121 | October 4, 1999 | Socorro | LINEAR |
| 40873 - | 1999 TL121 | October 4, 1999 | Socorro | LINEAR |
| 40874 - | 1999 TL122 | October 4, 1999 | Socorro | LINEAR |
| 40875 - | 1999 TA123 | October 4, 1999 | Socorro | LINEAR |
| 40876 - | 1999 TH123 | October 4, 1999 | Socorro | LINEAR |
| 40877 - | 1999 TF124 | October 15, 1999 | Socorro | LINEAR |
| 40878 - | 1999 TU124 | October 4, 1999 | Socorro | LINEAR |
| 40879 - | 1999 TX124 | October 4, 1999 | Socorro | LINEAR |
| 40880 - | 1999 TA125 | October 4, 1999 | Socorro | LINEAR |
| 40881 - | 1999 TY125 | October 4, 1999 | Socorro | LINEAR |
| 40882 - | 1999 TZ125 | October 4, 1999 | Socorro | LINEAR |
| 40883 - | 1999 TB126 | October 4, 1999 | Socorro | LINEAR |
| 40884 - | 1999 TC126 | October 4, 1999 | Socorro | LINEAR |
| 40885 - | 1999 TS126 | October 4, 1999 | Socorro | LINEAR |
| 40886 - | 1999 TE127 | October 4, 1999 | Socorro | LINEAR |
| 40887 - | 1999 TG128 | October 4, 1999 | Socorro | LINEAR |
| 40888 - | 1999 TW131 | October 6, 1999 | Socorro | LINEAR |
| 40889 - | 1999 TY132 | October 6, 1999 | Socorro | LINEAR |
| 40890 - | 1999 TE133 | October 6, 1999 | Socorro | LINEAR |
| 40891 - | 1999 TH136 | October 6, 1999 | Socorro | LINEAR |
| 40892 - | 1999 TY136 | October 6, 1999 | Socorro | LINEAR |
| 40893 - | 1999 TL138 | October 6, 1999 | Socorro | LINEAR |
| 40894 - | 1999 TQ138 | October 6, 1999 | Socorro | LINEAR |
| 40895 - | 1999 TZ140 | October 6, 1999 | Socorro | LINEAR |
| 40896 - | 1999 TO141 | October 6, 1999 | Socorro | LINEAR |
| 40897 - | 1999 TG142 | October 7, 1999 | Socorro | LINEAR |
| 40898 - | 1999 TP142 | October 7, 1999 | Socorro | LINEAR |
| 40899 - | 1999 TR142 | October 7, 1999 | Socorro | LINEAR |
| 40900 - | 1999 TV142 | October 7, 1999 | Socorro | LINEAR |
| 40901–41000 | ||||
| 40901 - | 1999 TG143 | October 7, 1999 | Socorro | LINEAR |
| 40902 - | 1999 TY143 | October 7, 1999 | Socorro | LINEAR |
| 40903 - | 1999 TB144 | October 7, 1999 | Socorro | LINEAR |
| 40904 - | 1999 TC144 | October 7, 1999 | Socorro | LINEAR |
| 40905 - | 1999 TE148 | October 7, 1999 | Socorro | LINEAR |
| 40906 - | 1999 TN148 | October 7, 1999 | Socorro | LINEAR |
| 40907 - | 1999 TF149 | October 7, 1999 | Socorro | LINEAR |
| 40908 - | 1999 TW151 | October 7, 1999 | Socorro | LINEAR |
| 40909 - | 1999 TR152 | October 7, 1999 | Socorro | LINEAR |
| 40910 - | 1999 TS152 | October 7, 1999 | Socorro | LINEAR |
| 40911 - | 1999 TU152 | October 7, 1999 | Socorro | LINEAR |
| 40912 - | 1999 TX152 | October 7, 1999 | Socorro | LINEAR |
| 40913 - | 1999 TZ152 | October 7, 1999 | Socorro | LINEAR |
| 40914 - | 1999 TH155 | October 7, 1999 | Socorro | LINEAR |
| 40915 - | 1999 TT155 | October 7, 1999 | Socorro | LINEAR |
| 40916 - | 1999 TE156 | October 7, 1999 | Socorro | LINEAR |
| 40917 - | 1999 TW156 | October 9, 1999 | Socorro | LINEAR |
| 40918 - | 1999 TG158 | October 7, 1999 | Socorro | LINEAR |
| 40919 - | 1999 TF162 | October 9, 1999 | Socorro | LINEAR |
| 40920 - | 1999 TD171 | October 10, 1999 | Socorro | LINEAR |
| 40921 - | 1999 TR171 | October 10, 1999 | Socorro | LINEAR |
| 40922 - | 1999 TH172 | October 10, 1999 | Socorro | LINEAR |
| 40923 - | 1999 TB173 | October 10, 1999 | Socorro | LINEAR |
| 40924 - | 1999 TB174 | October 10, 1999 | Socorro | LINEAR |
| 40925 - | 1999 TL174 | October 10, 1999 | Socorro | LINEAR |
| 40926 - | 1999 TQ177 | October 10, 1999 | Socorro | LINEAR |
| 40927 - | 1999 TZ185 | October 12, 1999 | Socorro | LINEAR |
| 40928 - | 1999 TB187 | October 12, 1999 | Socorro | LINEAR |
| 40929 - | 1999 TB188 | October 12, 1999 | Socorro | LINEAR |
| 40930 - | 1999 TJ189 | October 12, 1999 | Socorro | LINEAR |
| 40931 - | 1999 TX189 | October 12, 1999 | Socorro | LINEAR |
| 40932 - | 1999 TF191 | October 12, 1999 | Socorro | LINEAR |
| 40933 - | 1999 TP192 | October 12, 1999 | Socorro | LINEAR |
| 40934 - | 1999 TJ194 | October 12, 1999 | Socorro | LINEAR |
| 40935 - | 1999 TO195 | October 12, 1999 | Socorro | LINEAR |
| 40936 - | 1999 TP200 | October 13, 1999 | Socorro | LINEAR |
| 40937 - | 1999 TQ200 | October 13, 1999 | Socorro | LINEAR |
| 40938 - | 1999 TO205 | October 13, 1999 | Socorro | LINEAR |
| 40939 - | 1999 TU209 | October 14, 1999 | Socorro | LINEAR |
| 40940 - | 1999 TZ209 | October 14, 1999 | Socorro | LINEAR |
| 40941 - | 1999 TS211 | October 15, 1999 | Socorro | LINEAR |
| 40942 - | 1999 TZ212 | October 15, 1999 | Socorro | LINEAR |
| 40943 - | 1999 TT213 | October 15, 1999 | Socorro | LINEAR |
| 40944 - | 1999 TJ216 | October 15, 1999 | Socorro | LINEAR |
| 40945 - | 1999 TX216 | October 15, 1999 | Socorro | LINEAR |
| 40946 - | 1999 TK217 | October 15, 1999 | Socorro | LINEAR |
| 40947 - | 1999 TJ218 | October 15, 1999 | Socorro | LINEAR |
| 40948 - | 1999 TH228 | October 2, 1999 | Socorro | LINEAR |
| 40949 - | 1999 TQ228 | October 2, 1999 | Catalina | CSS |
| 40950 - | 1999 TQ229 | October 5, 1999 | Catalina | CSS |
| 40951 - | 1999 TO230 | October 4, 1999 | Anderson Mesa | LONEOS |
| 40952 - | 1999 TD231 | October 5, 1999 | Catalina | CSS |
| 40953 - | 1999 TB237 | October 3, 1999 | Catalina | CSS |
| 40954 - | 1999 TQ238 | October 4, 1999 | Catalina | CSS |
| 40955 - | 1999 TQ241 | October 4, 1999 | Catalina | CSS |
| 40956 - | 1999 TZ241 | October 4, 1999 | Catalina | CSS |
| 40957 - | 1999 TR242 | October 4, 1999 | Catalina | CSS |
| 40958 - | 1999 TV242 | October 4, 1999 | Catalina | CSS |
| 40959 - | 1999 TB243 | October 4, 1999 | Anderson Mesa | LONEOS |
| 40960 - | 1999 TL244 | October 7, 1999 | Catalina | CSS |
| 40961 - | 1999 TV247 | October 8, 1999 | Catalina | CSS |
| 40962 - | 1999 TW247 | October 8, 1999 | Catalina | CSS |
| 40963 - | 1999 TZ247 | October 8, 1999 | Catalina | CSS |
| 40964 - | 1999 TE248 | October 8, 1999 | Catalina | CSS |
| 40965 - | 1999 TH249 | October 9, 1999 | Catalina | CSS |
| 40966 - | 1999 TM250 | October 9, 1999 | Catalina | CSS |
| 40967 - | 1999 TC251 | October 5, 1999 | Socorro | LINEAR |
| 40968 - | 1999 TO254 | October 8, 1999 | Socorro | LINEAR |
| 40969 - | 1999 TR258 | October 9, 1999 | Socorro | LINEAR |
| 40970 - | 1999 TK261 | October 14, 1999 | Anderson Mesa | LONEOS |
| 40971 - | 1999 TY264 | October 3, 1999 | Socorro | LINEAR |
| 40972 - | 1999 TL267 | October 3, 1999 | Socorro | LINEAR |
| 40973 - | 1999 TL269 | October 3, 1999 | Socorro | LINEAR |
| 40974 - | 1999 TS269 | October 3, 1999 | Socorro | LINEAR |
| 40975 - | 1999 TU269 | October 3, 1999 | Socorro | LINEAR |
| 40976 - | 1999 TV272 | October 3, 1999 | Socorro | LINEAR |
| 40977 - | 1999 TD279 | October 7, 1999 | Socorro | LINEAR |
| 40978 - | 1999 TN279 | October 7, 1999 | Socorro | LINEAR |
| 40979 - | 1999 TL280 | October 8, 1999 | Socorro | LINEAR |
| 40980 - | 1999 TO282 | October 9, 1999 | Socorro | LINEAR |
| 40981 - | 1999 TL284 | October 9, 1999 | Socorro | LINEAR |
| 40982 - | 1999 TR285 | October 10, 1999 | Socorro | LINEAR |
| 40983 - | 1999 TB286 | October 10, 1999 | Socorro | LINEAR |
| 40984 - | 1999 TL288 | October 10, 1999 | Socorro | LINEAR |
| 40985 - | 1999 TM288 | October 10, 1999 | Socorro | LINEAR |
| 40986 - | 1999 TY292 | October 12, 1999 | Socorro | LINEAR |
| 40987 - | 1999 TJ293 | October 12, 1999 | Socorro | LINEAR |
| 40988 - | 1999 TN311 | October 7, 1999 | Catalina | CSS |
| 40989 - | 1999 UO | October 16, 1999 | Višnjan Observatory | K. Korlević |
| 40990 - | 1999 UW | October 16, 1999 | Višnjan Observatory | K. Korlević |
| 40991 - | 1999 UA1 | October 16, 1999 | Višnjan Observatory | K. Korlević |
| 40992 - | 1999 UL1 | October 18, 1999 | High Point | D. K. Chesney |
| 40993 - | 1999 UF2 | October 16, 1999 | Višnjan Observatory | K. Korlević |
| 40994 Tekaridake | 1999 UZ2 | October 20, 1999 | Mishima | M. Akiyama |
| 40995 - | 1999 UC4 | October 27, 1999 | Starkenburg Observatory | Starkenburg |
| 40996 - | 1999 UO5 | October 28, 1999 | Catalina | CSS |
| 40997 | 1999 UE6 | October 27, 1999 | Xinglong | BAO Schmidt CCD Asteroid Program |
| 40998 - | 1999 US7 | October 29, 1999 | Catalina | CSS |
| 40999 - | 1999 UU8 | October 29, 1999 | Catalina | CSS |
| 41000 - | 1999 UB9 | October 29, 1999 | Catalina | CSS |
| Preceded by 39001–40000 |
List of minor planets 40001–41000 Meanings of names: 40001–41000 |
Succeeded by 41001–42000 |