List of unnumbered trans-Neptunian objects: 2010
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The following is a partial list of unnumbered trans-Neptunian objects for principal designations assigned within 2010. As of October 2025[update], it contains a total of 43 bodies.[1][2][3][4] For more information see the description on the main page. Also see list for the previous and next year.
2010
| Designation | First Observed (discovered) | D (km) | Orbital description | Remarks | Refs | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Date | Observer (Site) |
Class | a (AU) |
e | i (°) |
q (AU) |
Q (AU) | ||||
| 2010 BK118 | 30 January 2010 | WISE (C51) | 46 | centaur | 385 | 0.98 | 144 | 6.1 | 764 | albedo: 0.068; BR-mag: 1.32 | MPC · JPL |
| 2010 CG55 | 5 February 2010 | Catalina Sky Survey (703) | 10 | damocloid | 31.65 | 0.9 | 146.12 | 2.8 | 60.4 | albedo: 0.048 | MPC · JPL |
| 2010 EB46 | 12 March 2010 | Catalina Sky Survey (703) | 0.8 | damocloid | 33.4 | 0.96 | 156 | 1.5 | 65.4 | — | MPC · JPL |
| 2010 EL139 | 12 March 2010 | A. Udalski C. Trujillo S. S. Sheppard I. Soszynski (304) | 359 | plutino | 39.3 | 0.06 | 23 | 36.8 | 41.7 | — | MPC · JPL |
| 2010 EQ65 | 10 March 2010 | D. L. Rabinowitz S. Tourtellotte (809) | 189 | SDO | 59.7 | 0.40 | 25 | 35.9 | 83.6 | — | MPC · JPL |
| 2010 EX175 | 4 March 2010 | WISE (C51) | 1 | damocloid | 49.29 | 0.9 | 29.25 | 2.6 | 95.9 | — | MPC · JPL |
| 2010 FX86 | 17 March 2010 | S. S. Sheppard A. Udalski I. Soszynski C. Trujillo (304) | 478 | other TNO | 46.8 | 0.06 | 25 | 43.8 | 49.7 | — | MPC · JPL |
| 2010 GB174 | 12 April 2010 | Mauna Kea Obs. (568) | 169 | EDDO | 334 | 0.85 | 22 | 48.5 | 619 | ETNO | MPC · JPL |
| 2010 GS136 | 5 April 2010 | Spacewatch (691) | 17 | centaur | 36.3 | 0.82 | 84 | 6.5 | 66.1 | — | MPC · JPL |
| 2010 GW147 | 14 April 2010 | WISE (C51) | 16 | centaur | 176.57 | 0.9 | 99.89 | 5.3 | 347.7 | albedo: 0.037 | MPC · JPL |
| 2010 GW64 | 6 April 2010 | WISE (C51) | 6 | damocloid | 62.30 | 0.9 | 105.23 | 3.6 | 120.9 | albedo: 0.047 | MPC · JPL |
| 2010 HD112 | 20 April 2010 | Las Campanas Obs. (304) | 172 | cubewano? | 44.5 | 0.03 | 4 | 43.1 | 45.8 | — | MPC · JPL |
| 2010 HG109 | 21 April 2010 | Las Campanas Obs. (304) | 164 | plutino? | 39.8 | 0.23 | 29 | 30.5 | 49.1 | — | MPC · JPL |
| 2010 JE215 | 10 May 2010 | Pan-STARRS (F51) | 120 | centaur | 62.7 | 0.56 | 11 | 27.3 | 98.0 | — | MPC · JPL |
| 2010 JH124 | 12 May 2010 | WISE (C51) | 7 | damocloid | 70.04 | 0.9 | 53.36 | 2.6 | 137.4 | albedo: 0.052 | MPC · JPL |
| 2010 JJ124 | 11 May 2010 | A. Udalski S. S. Sheppard C. Trujillo (304) | 254 | centaur | 84.7 | 0.72 | 38 | 23.6 | 146 | — | MPC · JPL |
| 2010 JK124 | 11 May 2010 | Las Campanas Obs. (304) | 354 | other TNO | 40.4 | 0.11 | 16 | 35.8 | 45.0 | — | MPC · JPL |
| 2010 KZ39 | 21 May 2010 | A. Udalski S. S. Sheppard M. Szymanski C. Trujillo (304) | 601 | other TNO | 45.3 | 0.06 | 26 | 42.8 | 47.9 | — | MPC · JPL |
| 2010 LK109 | 11 June 2010 | Mauna Kea Obs. (568) | 57 | cubewano? | 45.5 | 0.07 | 8 | 42.3 | 48.8 | — | MPC · JPL |
| 2010 LP68 | 11 June 2010 | M. Yagi Y. Komiyama F. Nakata S. Shinogi (568) | 63 | other TNO | 36.4 | 0.03 | 11 | 35.3 | 37.5 | — | MPC · JPL |
| 2010 LQ68 | 11 June 2010 | M. Yagi Y. Komiyama F. Nakata S. Shinogi (568) | 109 | res · 6:11 | 45.3 | 0.23 | 3 | 34.9 | 55.6 | — | MPC · JPL |
| 2010 MR116 | 19 June 2010 | Pan-STARRS (F51) | 173 | SDO | 63.7 | 0.41 | 20 | 37.8 | 89.5 | — | MPC · JPL |
| 2010 PU75 | 6 August 2010 | A. Udalski S. S. Sheppard G. Pietrzynski C. Trujillo (304) | 246 | SDO | 87.3 | 0.59 | 9 | 35.9 | 139 | — | MPC · JPL |
| 2010 RF188 | 15 September 2010 | Pan-STARRS (F51) | 336 | SDO | 47.0 | 0.29 | 14 | 33.4 | 60.6 | — | MPC · JPL |
| 2010 RJ190 | 4 September 2010 | Pan-STARRS (F51) | 145 | cubewano (cold) | 44.8 | 0.08 | 3 | 41.1 | 48.5 | — | MPC · JPL |
| 2010 RM45 | 5 September 2010 | D. L. Rabinowitz M. E. Schwamb S. Tourtellotte (809) | 234 | other TNO | 46.8 | 0.16 | 19 | 39.4 | 54.2 | — | MPC · JPL |
| 2010 RN45 | 7 September 2010 | D. L. Rabinowitz M. E. Schwamb S. Tourtellotte (809) | 291 | other TNO | 41.1 | 0.11 | 33 | 36.6 | 45.6 | — | MPC · JPL |
| 2010 TA192 | 7 October 2010 | Pan-STARRS (F51) | 229 | other TNO | 42.2 | 0.11 | 18 | 37.7 | 46.7 | — | MPC · JPL |
| 2010 TD192 | 8 October 2010 | Pan-STARRS (F51) | 167 | cubewano (cold) | 43.3 | 0.03 | 4 | 42.0 | 44.6 | — | MPC · JPL |
| 2010 TE192 | 9 October 2010 | Pan-STARRS (F51) | 218 | other TNO | 41.3 | 0.06 | 21 | 39.0 | 43.7 | — | MPC · JPL |
| 2010 TF192 | 9 October 2010 | Pan-STARRS (F51) | 200 | cubewano (cold) | 43.4 | 0.02 | 2 | 42.6 | 44.2 | — | MPC · JPL |
| 2010 TG192 | 9 October 2010 | Pan-STARRS (F51) | 159 | cubewano (cold) | 44.1 | 0.06 | 1 | 41.3 | 46.8 | — | MPC · JPL |
| 2010 TJ | 2 October 2010 | D. L. Rabinowitz M. E. Schwamb S. Tourtellotte (809) | 301 | SDO | 63.5 | 0.37 | 39 | 39.9 | 87.2 | — | MPC · JPL |
| 2010 TJ182 | 6 October 2010 | Pan-STARRS (F51) | 69 | plutino | 39.9 | 0.28 | 10 | 28.7 | 51.1 | — | MPC · JPL |
| 2010 TK192 | 13 October 2010 | Pan-STARRS (F51) | 199 | other TNO | 46.6 | 0.12 | 37 | 41.1 | 52.2 | — | MPC · JPL |
| 2010 TL182 | 6 October 2010 | Pan-STARRS (F51) | 167 | cubewano (cold) | 44.1 | 0.06 | 2 | 41.3 | 46.9 | — | MPC · JPL |
| 2010 TN182 | 6 October 2010 | Pan-STARRS (F51) | 197 | plutino | 39.8 | 0.15 | 13 | 33.9 | 45.7 | — | MPC · JPL |
| 2010 TP182 | 7 October 2010 | Pan-STARRS (F51) | 163 | cubewano? | 45.3 | 0.18 | 10 | 37.1 | 53.5 | — | MPC · JPL |
| 2010 TS195 | 7 October 2010 | Pan-STARRS (F51) | 165 | plutino | 39.6 | 0.13 | 16 | 34.5 | 44.7 | — | MPC · JPL |
| 2010 TT191 | 9 October 2010 | Pan-STARRS (F51) | 115 | NT | 30.11 | 0.0 | 4.28 | 28.0 | 32.2 | — | MPC · JPL |
| 2010 VD253 | 10 November 2010 | Pan-STARRS (F51) | 239 | other TNO | 42.9 | 0.10 | 24 | 38.7 | 47.0 | — | MPC · JPL |
| 2010 VE253 | 2 November 2010 | Mount Lemmon Survey (G96) | 56 | centaur | 31.8 | 0.48 | 8 | 16.4 | 47.2 | — | MPC · JPL |
| 2010 WM75 | 17 November 2010 | Pan-STARRS (F51) | 260 | other TNO | 50.3 | 0.16 | 23 | 42.2 | 58.5 | — | MPC · JPL |
