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

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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

References

[edit]
  1. ^ a b "List Of Transneptunian Objects". Minor Planet Center. 16 April 2022. Retrieved 16 April 2022.
  2. ^ a b "List Of Centaurs and Scattered-Disk Objects". Minor Planet Center. 16 April 2022. Retrieved 16 April 2022.
  3. ^ a b "List of Known Trans-Neptunian Objects". Johnston's Archive. 2 January 2022. Retrieved 16 April 2022.