List of unnumbered trans-Neptunian objects: 2003 The following is a partial list of unnumbered trans-Neptunian objects for principal designations assigned within 2003. As of April 2022, it contains a total of 118 bodies.[1][2][3] For more information see the description on the main page. Also see list for the previous and next year. 2003 See also: List of unnumbered trans-Neptunian objects Designation First Observed (discovered) D (km) Orbital description Remarks Refs Date Observer (Site) Class a (AU) e i (°) q (AU) Q (AU) 2003 BF91 27 January 2003 Hubble Space Telescope (250) 16 cubewano? 42.7 0.01 2 42.1 43.4 — MPC · JPL 2003 BG91 27 January 2003 Hubble Space Telescope (250) 25 cubewano? 43.4 0.10 3 39.1 47.8 — MPC · JPL 2003 BH91 27 January 2003 Hubble Space Telescope (250) 14 cubewano? 44.0 0.03 2 42.6 45.4 — MPC · JPL 2003 FA130 24 March 2003 Mauna Kea Obs. (568) 121 cubewano (cold) 42.5 0.03 0 41.2 43.8 — MPC · JPL 2003 FB130 24 March 2003 Mauna Kea Obs. (568) 132 other TNO 43.0 0.11 24 38.2 47.8 — MPC · JPL 2003 FD128 31 March 2003 M. W. Buie (695) 178 cubewano (hot) 38.1 0.02 5 37.4 38.9 — MPC · JPL 2003 FH127 30 March 2003 Kitt Peak Obs. (695) 167 cubewano (cold) 44.8 0.08 0 41.1 48.5 — MPC · JPL 2003 FH129 30 March 2003 M. W. Buie (695) 122 centaur 70.1 0.61 19 27.6 113 — MPC · JPL 2003 FJ127 30 March 2003 M. W. Buie (695) 132 other TNO 44.7 0.26 23 33.1 56.3 — MPC · JPL 2003 FL127 31 March 2003 M. W. Buie (695) 260 plutino 39.1 0.24 4 29.7 48.5 — MPC · JPL 2003 FM127 31 March 2003 M. W. Buie (695) 126 cubewano (cold) 43.7 0.06 4 41.2 46.2 — MPC · JPL 2003 FM129 31 March 2003 DLS (807) 198 SDO 50.7 0.28 18 36.5 64.8 — MPC · JPL 2003 FZ129 24 March 2003 Mauna Kea Obs. (568) 125 SDO 61.6 0.38 6 38.1 85.1 BR-mag: 1.32; taxonomy: BR MPC · JPL 2003 GF55 1 April 2003 M. W. Buie (695) 246 cubewano (hot) 45.4 0.05 6 43.1 47.8 — MPC · JPL 2003 GM53 1 April 2003 Kitt Peak Obs. (695) 143 cubewano? 44.5 0.05 7 42.2 46.7 — MPC · JPL 2003 HA57 26 April 2003 Mauna Kea Obs. (568) 113 plutino 39.4 0.17 28 32.7 46.1 — MPC · JPL 2003 HF57 26 April 2003 Mauna Kea Obs. (568) 90 plutino 39.3 0.19 1 31.8 46.8 — MPC · JPL 2003 HH57 26 April 2003 Mauna Kea Obs. (568) 110 cubewano (cold) 43.9 0.08 1 40.3 47.6 — MPC · JPL 2003 HJ57 26 April 2003 Mauna Kea Obs. (568) 103 plutino? 39.7 0.25 22 29.8 49.6 — MPC · JPL 2003 HK57 26 April 2003 Mauna Kea Obs. (568) 86 cubewano? 43.4 0.07 6 40.2 46.7 — MPC · JPL 2003 HL57 26 April 2003 Mauna Kea Obs. (568) 189 cubewano? 79.3 0.65 6 27.8 131 — MPC · JPL 2003 HM57 26 April 2003 Mauna Kea Obs. (568) 116 centaur 42.7 0.68 11 13.5 71.8 — MPC · JPL 2003 HN57 26 April 2003 Mauna Kea Obs. (568) 109 cubewano? 44.4 0.07 2 41.5 47.4 — MPC · JPL 2003 HO57 26 April 2003 Mauna Kea Obs. (568) 83 cubewano (cold) 46.2 0.15 4 39.1 53.3 — MPC · JPL 2003 HP57 26 April 2003 Mauna Kea Obs. (568) 218 other TNO 46.7 0.19 38 37.9 55.4 — MPC · JPL 2003 HX56 26 April 2003 Mauna Kea Obs. (568) 158 other TNO 47.0 0.22 30 36.6 57.5 BR-mag: 1.01 MPC · JPL 2003 HZ56 26 April 2003 Mauna Kea Obs. (568) 105 cubewano (cold) 43.5 0.00 3 43.5 43.5 — MPC · JPL 2003 KO20 30 May 2003 M. W. Buie (807) 159 cubewano (cold) 43.9 0.04 2 41.9 45.9 — MPC · JPL 2003 KP20 30 May 2003 Cerro Tololo Obs. (807) 125 cubewano? 44.8 0.12 2 39.5 50.2 — MPC · JPL 2003 LA7 1 June 2003 M. W. Buie (807) 181 res · 1:4 77.1 0.53 6 35.9 118 — MPC · JPL 2003 LC7 1 June 2003 Cerro Tololo Obs. (807) 197 cubewano? 45.1 0.12 5 39.9 50.4 — MPC · JPL 2003 LD7 1 June 2003 Cerro Tololo Obs. (807) 143 cubewano? 42.9 0.04 2 41.1 44.7 — MPC · JPL 2003 LD9 1 June 2003 M. W. Buie K. J. Meech (807) 182 other TNO 47.4 0.17 7 39.3 55.5 — MPC · JPL 2003 LE7 1 June 2003 Cerro Tololo Obs. (807) 143 plutino? 39.3 0.21 19 31.2 47.4 — MPC · JPL 2003 LF7 1 June 2003 Cerro Tololo Obs. (807) 124 plutino? 39.5 0.13 3 34.5 44.5 — MPC · JPL 2003 LZ6 1 June 2003 Cerro Tololo Obs. (807) 172 cubewano? 43.5 0.00 7 43.5 43.5 — MPC · JPL 2003 MM13 25 June 2003 Mauna Kea Obs. (568) 297 centaur 36.2 0.44 2 20.1 52.2 — MPC · JPL 2003 OS33 31 July 2003 Mauna Kea Obs. (568) 119 SDO 70.0 0.52 21 33.3 107 — MPC · JPL 2003 QB112 26 August 2003 M. W. Buie (807) 186 cubewano (hot) 44.4 0.11 11 39.3 49.4 — MPC · JPL 2003 QC91 25 August 2003 Cerro Tololo Obs. (807) 137 cubewano? 43.5 0.00 3 43.5 43.5 — MPC · JPL 2003 QD91 23 August 2003 M. W. Buie (807) 115 cubewano (cold) 43.6 0.04 2 41.9 45.3 — MPC · JPL 2003 QE91 23 August 2003 M. W. Buie (807) 114 cubewano (cold) 43.3 0.05 4 41.0 45.6 — MPC · JPL 2003 QE112 26 August 2003 M. W. Buie (807) 170 cubewano (cold) 43.4 0.04 4 41.8 45.0 — MPC · JPL 2003 QF91 23 August 2003 M. W. Buie (807) 111 cubewano (cold) 43.3 0.04 2 41.6 45.0 — MPC · JPL 2003 QG91 24 August 2003 M. W. Buie (807) 112 cubewano (cold) 42.9 0.02 2 41.8 43.9 — MPC · JPL 2003 QJ91 24 August 2003 M. W. Buie (807) 144 cubewano (cold) 44.6 0.04 3 42.8 46.5 — MPC · JPL 2003 QL91 25 August 2003 M. W. Buie (807) 132 cubewano (cold) 43.4 0.02 2 42.6 44.1 — MPC · JPL 2003 QM91 25 August 2003 M. W. Buie (807) 167 cubewano (cold) 43.5 0.05 3 41.2 45.7 — MPC · JPL 2003 QM112 29 August 2003 Mauna Kea Obs. (568) 8 centaur 83.4 0.84 16 13.2 154 — MPC · JPL 2003 QN91 23 August 2003 M. W. Buie (807) 115 cubewano (cold) 42.9 0.12 4 38.0 47.9 — MPC · JPL 2003 QO112 29 August 2003 Mauna Kea Obs. (568) 23 centaur 33.3 0.50 7 16.5 50.1 — MPC · JPL 2003 QP91 23 August 2003 M. W. Buie (807) 120 res · 3:4 36.7 0.10 7 33.1 40.3 — MPC · JPL 2003 QS91 25 August 2003 M. W. Buie (807) 96 cubewano (cold) 46.6 0.15 4 39.6 53.6 — MPC · JPL 2003 QT90 23 August 2003 M. W. Buie (807) 145 cubewano (cold) 44.2 0.05 2 41.8 46.6 — MPC · JPL 2003 QU90 23 August 2003 Cerro Tololo Obs. (807) 121 cubewano (cold) 43.4 0.01 2 43.0 43.7 — MPC · JPL 2003 QU91 25 August 2003 Cerro Tololo Obs. (807) 138 other TNO 43.6 0.14 26 37.6 49.7 — MPC · JPL 2003 QV91 23 August 2003 Cerro Tololo Obs. (807) 150 plutino? 39.5 0.35 33 25.7 53.3 — MPC · JPL 2003 QW91 23 August 2003 Cerro Tololo Obs. (807) 72 plutino? 39.5 0.27 5 28.7 50.2 — MPC · JPL 2003 QX90 24 August 2003 M. W. Buie (807) 145 cubewano (cold) 44.1 0.01 3 43.5 44.8 — MPC · JPL 2003 QX91 23 August 2003 M. W. Buie (807) 74 res · 4:7 44.0 0.26 28 32.8 55.3 — MPC · JPL 2003 QY90 24 August 2003 M. W. Buie (807) 81 cubewano (cold) 43.1 0.04 4 41.2 45.0 albedo: 0.310; binary: 80 km MPC · JPL 2003 QY91 23 August 2003 Cerro Tololo Obs. (807) 109 SDO 82.5 0.61 26 32.0 133 — MPC · JPL 2003 QY113 31 August 2003 Mauna Kea Obs. (568) 157 cubewano? 45.3 0.03 3 43.9 46.8 — MPC · JPL 2003 QZ90 24 August 2003 Cerro Tololo Obs. (807) 157 cubewano? 43.6 0.00 6 43.6 43.6 — MPC · JPL 2003 SO317 25 September 2003 Mauna Kea Obs. (568) 112 plutino 39.6 0.28 7 28.6 50.6 — MPC · JPL 2003 SS422 28 September 2003 Cerro Tololo Obs. (807) 137 SDO 199 0.80 17 39.6 359 ETNO MPC · JPL 2003 TJ58 3 October 2003 Mauna Kea Obs. (568) 65 cubewano (cold) 44.3 0.09 1 40.5 48.2 albedo: 0.285; binary: 51 km MPC · JPL 2003 TK58 3 October 2003 Mauna Kea Obs. (568) 145 cubewano (cold) 43.0 0.07 3 40.2 45.9 — MPC · JPL 2003 TL58 3 October 2003 Mauna Kea Obs. (568) 204 cubewano (hot) 43.4 0.04 8 41.6 45.3 — MPC · JPL 2003 UA292 22 October 2003 Kitt Peak Obs. (695) 207 cubewano? 46.8 0.15 11 39.8 53.8 — MPC · JPL 2003 UA414 18 October 2003 NEAT (644) 357 res · 2:9 83.3 0.56 22 36.6 130 — MPC · JPL 2003 UB292 23 October 2003 M. W. Buie (695) 277 other TNO 47.2 0.05 19 44.8 49.7 — MPC · JPL 2003 UC292 23 October 2003 Kitt Peak Obs. (695) 143 cubewano? 45.1 0.09 4 41.2 49.1 — MPC · JPL 2003 UC414 30 October 2003 Cerro Tololo Obs. (807) 122 centaur 44.9 0.64 26 16.3 73.5 — MPC · JPL 2003 UD292 23 October 2003 Kitt Peak Obs. (695) 164 cubewano? 46.0 0.11 8 40.9 51.1 — MPC · JPL 2003 UE292 23 October 2003 Kitt Peak Obs. (695) 190 other TNO 43.5 0.14 19 37.6 49.3 — MPC · JPL 2003 UF292 23 October 2003 Kitt Peak Obs. (695) 144 other TNO 44.8 0.13 31 39.1 50.5 — MPC · JPL 2003 UG292 23 October 2003 Kitt Peak Obs. (695) 204 cubewano (hot) 43.4 0.10 7 39.1 47.7 — MPC · JPL 2003 UH292 24 October 2003 Kitt Peak Obs. (695) 99 cubewano? 43.9 0.07 7 41.0 46.9 — MPC · JPL 2003 UK292 24 October 2003 Kitt Peak Obs. (695) 125 cubewano? 43.2 0.11 13 38.5 47.9 — MPC · JPL 2003 UK293 23 October 2003 M. W. Buie (695) 110 cubewano (cold) 42.5 0.07 3 39.4 45.6 — MPC · JPL 2003 UL292 24 October 2003 Kitt Peak Obs. (695) 119 cubewano? 44.9 0.07 4 41.5 48.3 — MPC · JPL 2003 UM292 24 October 2003 Kitt Peak Obs. (695) 166 other TNO 46.1 0.19 18 37.4 54.7 — MPC · JPL 2003 UN292 24 October 2003 M. W. Buie (695) 105 cubewano (cold) 44.9 0.11 1 40.1 49.8 — MPC · JPL 2003 UO292 22 October 2003 Kitt Peak Obs. (695) 157 plutino? 39.4 0.19 5 32.0 46.8 — MPC · JPL 2003 UP292 23 October 2003 M. W. Buie (695) 126 twotino 47.8 0.42 13 27.9 67.8 — MPC · JPL 2003 UQ292 23 October 2003 Kitt Peak Obs. (695) 188 plutino? 39.5 0.12 3 34.6 44.4 — MPC · JPL 2003 US291 22 October 2003 Kitt Peak Obs. (695) 158 other TNO 44.9 0.00 24 44.9 44.9 — MPC · JPL 2003 UT291 22 October 2003 M. W. Buie (695) 174 cubewano (cold) 42.9 0.06 2 40.2 45.5 — MPC · JPL 2003 UU292 24 October 2003 Kitt Peak Obs. (695) 108 plutino? 39.5 0.13 17 34.3 44.7 — MPC · JPL 2003 UV291 23 October 2003 M. W. Buie (695) 115 cubewano (cold) 43.8 0.04 2 42.2 45.3 — MPC · JPL 2003 UV292 24 October 2003 M. W. Buie (695) 157 plutino 39.4 0.22 11 30.8 47.9 — MPC · JPL 2003 UW291 23 October 2003 Kitt Peak Obs. (695) 189 cubewano? 44.6 0.00 12 44.6 44.6 — MPC · JPL 2003 UX291 23 October 2003 Kitt Peak Obs. (695) 137 cubewano? 46.5 0.00 11 46.5 46.5 — MPC · JPL 2003 UX292 23 October 2003 Kitt Peak Obs. (695) 164 cubewano? 44.1 0.12 11 38.6 49.5 — MPC · JPL 2003 UY291 24 October 2003 M. W. Buie (695) 120 cubewano (cold) 49.3 0.17 4 41.1 57.4 BR-mag: 1.39; taxonomy: BB MPC · JPL 2003 UZ291 22 October 2003 M. W. Buie (695) 196 cubewano (hot) 45.1 0.13 5 39.3 51.0 — MPC · JPL 2003 UZ292 24 October 2003 Kitt Peak Obs. (695) 120 other TNO 43.1 0.14 22 37.2 49.1 — MPC · JPL 2003 WA191 23 November 2003 M. W. Buie (695) 104 plutino 39.3 0.24 5 30.0 48.5 — MPC · JPL 2003 WN193 17 November 2003 Cerro Tololo Obs. (807) 94 plutino 39.4 0.25 22 29.4 49.4 — MPC · JPL 2003 WO193 29 November 2003 Cerro Tololo Obs. (807) 108 plutino 39.7 0.25 7 29.8 49.5 — MPC · JPL 2003 WQ188 20 November 2003 Kitt Peak Obs. (695) 227 cubewano? 46.3 0.00 6 46.3 46.3 — MPC · JPL 2003 WS184 20 November 2003 Kitt Peak Obs. (695) 114 cubewano? 44.0 0.05 3 41.8 46.2 — MPC · JPL 2003 WS188 20 November 2003 Kitt Peak Obs. (695) 75 plutino? 39.3 0.24 6 30.0 48.7 — MPC · JPL 2003 WV188 20 November 2003 Kitt Peak Obs. (695) 130 cubewano? 45.9 0.00 8 45.9 45.9 — MPC · JPL 2003 WW188 21 November 2003 Kitt Peak Obs. (695) 114 cubewano? 44.3 0.08 5 40.9 47.6 — MPC · JPL 2003 YJ179 16 December 2003 Mauna Kea Obs. (568) 126 cubewano (cold) 43.6 0.08 1 40.2 47.0 — MPC · JPL 2003 YK179 16 December 2003 Mauna Kea Obs. (568) 132 other TNO 41.6 0.14 20 35.7 47.4 — MPC · JPL 2003 YM179 16 December 2003 Mauna Kea Obs. (568) 105 other TNO 40.9 0.06 23 38.4 43.4 — MPC · JPL 2003 YN179 16 December 2003 Mauna Kea Obs. (568) 145 cubewano (cold) 44.2 0.01 3 43.8 44.5 — MPC · JPL 2003 YP179 24 December 2003 Mauna Kea Obs. (568) 113 cubewano (cold) 43.8 0.08 1 40.3 47.3 — MPC · JPL 2003 YR179 24 December 2003 Mauna Kea Obs. (568) 195 cubewano (hot) 43.2 0.05 10 41.1 45.2 — MPC · JPL 2003 YS179 24 December 2003 Mauna Kea Obs. (568) 109 cubewano (cold) 43.3 0.02 4 42.4 44.3 binary: 95 km MPC · JPL 2003 YT179 24 December 2003 Mauna Kea Obs. (568) 126 cubewano (cold) 43.3 0.03 2 42.1 44.6 — MPC · JPL 2003 YV179 24 December 2003 Mauna Kea Obs. (568) 166 other TNO 46.7 0.21 16 36.7 56.6 — MPC · JPL 2003 YX179 24 December 2003 Mauna Kea Obs. (568) 132 cubewano (cold) 43.3 0.04 5 41.7 45.0 — MPC · JPL 2003 YY179 16 December 2003 Mauna Kea Obs. (568) 72 plutino? 39.6 0.16 11 33.4 45.7 — MPC · JPL 2003 YZ179 24 December 2003 Mauna Kea Obs. (568) 104 cubewano? 43.2 0.12 13 38.2 48.1 — MPC · JPL back to top References ^ a b "List Of Transneptunian Objects". Minor Planet Center. 16 April 2022. Retrieved 16 April 2022. ^ a b "List Of Centaurs and Scattered-Disk Objects". Minor Planet Center. 16 April 2022. Retrieved 16 April 2022. ^ a b "List of Known Trans-Neptunian Objects". Johnston's Archive. 2 January 2022. Retrieved 16 April 2022.

Index: pl ar de en es fr it arz nl ja pt ceb sv uk vi war zh ru af ast az bg zh-min-nan bn be ca cs cy da et el eo eu fa gl ko hi hr id he ka la lv lt hu mk ms min no nn ce uz kk ro simple sk sl sr sh fi ta tt th tg azb tr ur zh-yue hy my ace als am an hyw ban bjn map-bms ba be-tarask bcl bpy bar bs br cv nv eml hif fo fy ga gd gu hak ha hsb io ig ilo ia ie os is jv kn ht ku ckb ky mrj lb lij li lmo mai mg ml zh-classical mr xmf mzn cdo mn nap new ne frr oc mhr or as pa pnb ps pms nds crh qu sa sah sco sq scn si sd szl su sw tl shn te bug vec vo wa wuu yi yo diq bat-smg zu lad kbd ang smn ab roa-rup frp arc gn av ay bh bi bo bxr cbk-zam co za dag ary se pdc dv dsb myv ext fur gv gag inh ki glk gan guw xal haw rw kbp pam csb kw km kv koi kg gom ks gcr lo lbe ltg lez nia ln jbo lg mt mi tw mwl mdf mnw nqo fj nah na nds-nl nrm nov om pi pag pap pfl pcd krc kaa ksh rm rue sm sat sc trv stq nso sn cu so srn kab roa-tara tet tpi to chr tum tk tyv udm ug vep fiu-vro vls wo xh zea ty ak bm ch ny ee ff got iu ik kl mad cr pih ami pwn pnt dz rmy rn sg st tn ss ti din chy ts kcg ve

Prefix: a b c d e f g h i j k l m n o p q r s t u v w x y z 0 1 2 3 4 5 6 7 8 9

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