List of unnumbered trans-Neptunian objects: 2012
The following is a partial list of unnumbered trans-Neptunian objects for principal designations assigned within 2012. As of April 2022, it contains a total of 51 bodies.[1][2][3] For more information see the description on the main page. Also see list for the previous and next year.
2012
| Designation | First Observed (discovered) | D (km) | Orbital description | Remarks | Refs | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Date | Observer (Site) |
Class | a (AU) |
e | i (°) |
q (AU) |
Q (AU) | ||||
| 2012 AZ25 | 5 January 2012 | Pan-STARRS (F51) | 300 | SDO | 54.3 | 0.33 | 18 | 36.2 | 72.3 | — | MPC · JPL |
| 2012 BV154 | 19 January 2012 | Pan-STARRS (F51) | 143 | cubewano? | 46.5 | 0.19 | 12 | 37.6 | 55.5 | — | MPC · JPL |
| 2012 BY154 | 21 January 2012 | Pan-STARRS (F51) | 151 | res · 3:5 | 42.0 | 0.16 | 7 | 35.1 | 48.9 | — | MPC · JPL |
| 2012 DQ106 | 16 February 2012 | Pan-STARRS (F51) | 119 | cubewano? | 43.6 | 0.16 | 1 | 36.5 | 50.7 | — | MPC · JPL |
| 2012 DR30 | 22 February 2012 | SSS (E12) | 188 | centaur | 1130 | 0.99 | 78 | 14.5 | 2246 | albedo: 0.076; BR-mag: 1.21; taxonomy: BR-IR | MPC · JPL |
| 2012 DV121 | 16 February 2012 | Pan-STARRS (F51) | 147 | SDO | 64.1 | 0.44 | 33 | 36.1 | 92.2 | — | MPC · JPL |
| 2012 DZ98 | 16 February 2012 | Pan-STARRS (F51) | 167 | cubewano (cold) | 42.6 | 0.03 | 3 | 41.5 | 43.7 | — | MPC · JPL |
| 2012 EE18 | 14 March 2012 | Pan-STARRS (F51) | 207 | SDO | 68.2 | 0.44 | 16 | 38.1 | 98.2 | — | MPC · JPL |
| 2012 FH84 | 25 March 2012 | Las Campanas Obs. (304) | 151 | other TNO | 55.8 | 0.26 | 4 | 41.6 | 70.1 | — | MPC · JPL |
| 2012 FN84 | 25 March 2012 | Las Campanas Obs. (304) | 104 | SDO | 52.6 | 0.35 | 8 | 34.0 | 71.1 | — | MPC · JPL |
| 2012 FN87 | 29 March 2012 | Pan-STARRS (F51) | 130 | plutino | 39.3 | 0.25 | 21 | 29.3 | 49.3 | — | MPC · JPL |
| 2012 GU11 | 12 April 2012 | Pan-STARRS (F51) | 92 | centaur | 169 | 0.89 | 11 | 18.2 | 320 | — | MPC · JPL |
| 2012 GX17 | 14 April 2012 | Pan-STARRS (F51) | 168 | centaur | 37.3 | 0.55 | 33 | 16.9 | 57.7 | — | MPC · JPL |
| 2012 HE85 | 18 April 2012 | New Horizons KBO Search (268) | 60 | res · 5:9 | 44.8 | 0.10 | 3 | 40.2 | 49.4 | — | MPC · JPL |
| 2012 HW87 | 21 April 2012 | Pan-STARRS (F51) | 114 | SDO | 92.4 | 0.65 | 14 | 32.5 | 152 | — | MPC · JPL |
| 2012 HX87 | 24 April 2012 | Pan-STARRS (F51) | 173 | SDO | 104 | 0.67 | 13 | 34.9 | 173 | — | MPC · JPL |
| 2012 OL6 | 22 July 2012 | Mauna Kea Obs. (568) | 131 | res · 5:12 | 54.3 | 0.29 | 9 | 38.6 | 70.0 | — | MPC · JPL |
| 2012 SB67 | 26 September 2012 | Pan-STARRS (F51) | 213 | other TNO | 47.4 | 0.15 | 18 | 40.4 | 54.4 | — | MPC · JPL |
| 2012 TC324 | 7 October 2012 | Pan-STARRS (F51) | 168 | res · 3:5 | 42.5 | 0.20 | 10 | 33.9 | 51.1 | — | MPC · JPL |
| 2012 TD324 | 6 October 2012 | Pan-STARRS (F51) | 187 | plutino | 39.7 | 0.14 | 10 | 34.0 | 45.3 | — | MPC · JPL |
| 2012 TE324 | 8 October 2012 | Pan-STARRS (F51) | 247 | cubewano (hot) | 46.3 | 0.12 | 6 | 40.7 | 52.0 | — | MPC · JPL |
| 2012 TF324 | 9 October 2012 | Pan-STARRS (F51) | 242 | cubewano (hot) | 43.6 | 0.12 | 8 | 38.6 | 48.7 | — | MPC · JPL |
| 2012 TF359 | 6 October 2012 | Pan-STARRS (F51) | 233 | other TNO | 42.2 | 0.07 | 25 | 39.3 | 45.1 | — | MPC · JPL |
| 2012 UD178 | 21 October 2012 | Pan-STARRS (F51) | 118 | res · 2:5 | 55.5 | 0.42 | 9 | 32.1 | 78.8 | — | MPC · JPL |
| 2012 UE185 | 23 October 2012 | Pan-STARRS (F51) | 209 | other TNO | 41.6 | 0.15 | 21 | 35.5 | 47.7 | — | MPC · JPL |
| 2012 UG177 | 20 October 2012 | M. Alexandersen (568) | 57 | plutino | 39.5 | 0.23 | 22 | 30.5 | 48.6 | — | MPC · JPL |
| 2012 UH177 | 21 October 2012 | M. Alexandersen (568) | 124 | plutino | 39.6 | 0.19 | 24 | 32.1 | 47.0 | — | MPC · JPL |
| 2012 UJ177 | 21 October 2012 | M. Alexandersen (568) | 55 | res · 2:5 | 55.7 | 0.44 | 16 | 31.3 | 80.2 | — | MPC · JPL |
| 2012 UK177 | 20 October 2012 | M. Alexandersen (568) | 69 | SDO | 93.4 | 0.62 | 25 | 35.4 | 152 | — | MPC · JPL |
| 2012 UL177 | 20 October 2012 | M. Alexandersen (568) | 133 | other TNO | 40.9 | 0.12 | 19 | 35.9 | 45.8 | — | MPC · JPL |
| 2012 UM177 | 20 October 2012 | M. Alexandersen (568) | 79 | other TNO | 43.8 | 0.06 | 16 | 41.0 | 46.5 | — | MPC · JPL |
| 2012 UN177 | 20 October 2012 | M. Alexandersen (568) | 129 | other TNO | 43.4 | 0.16 | 20 | 36.3 | 50.4 | — | MPC · JPL |
| 2012 UO177 | 21 October 2012 | M. Alexandersen (568) | 91 | other TNO | 41.7 | 0.03 | 17 | 40.3 | 43.2 | — | MPC · JPL |
| 2012 UP177 | 21 October 2012 | M. Alexandersen (568) | 100 | other TNO | 43.1 | 0.10 | 17 | 38.5 | 47.6 | — | MPC · JPL |
| 2012 UQ177 | 20 October 2012 | M. Alexandersen (568) | 95 | SDO | 52.2 | 0.31 | 20 | 35.8 | 68.6 | — | MPC · JPL |
| 2012 UR177 | 21 October 2012 | M. Alexandersen (568) | 99 | SDO | 74.2 | 0.49 | 16 | 37.6 | 111 | — | MPC · JPL |
| 2012 US177 | 21 October 2012 | M. Alexandersen (568) | 69 | SDO | 56.6 | 0.37 | 17 | 35.5 | 77.6 | — | MPC · JPL |
| 2012 UT177 | 21 October 2012 | Mauna Kea Obs. (568) | 109 | twotino? | 47.7 | 0.12 | 16 | 41.8 | 53.6 | — | MPC · JPL |
| 2012 UU177 | 21 October 2012 | Mauna Kea Obs. (568) | 87 | other TNO | 43.8 | 0.04 | 16 | 42.3 | 45.3 | — | MPC · JPL |
| 2012 VB116 | 8 November 2012 | Pan-STARRS (F51) | 380 | other TNO | 47.0 | 0.16 | 23 | 39.5 | 54.4 | — | MPC · JPL |
| 2012 VP113 | 5 November 2012 | Cerro Tololo Obs. (807) | 574 | sednoid | 269 | 0.70 | 24 | 80.4 | 458 | ETNO | MPC · JPL |
| 2012 VR128 | 3 November 2012 | Pan-STARRS (F51) | 482 | other TNO | 41.5 | 0.14 | 19 | 35.6 | 47.4 | — | MPC · JPL |
| 2012 WD37 | 28 November 2012 | Pan-STARRS (F51) | 173 | other TNO | 40.0 | 0.11 | 21 | 35.5 | 44.5 | — | MPC · JPL |
| 2012 WE37 | 16 November 2012 | CTIO-DECam (W84) | 101 | twotino | 47.9 | 0.25 | 26 | 35.9 | 60.0 | — | MPC · JPL |
| 2012 WF37 | 16 November 2012 | CTIO-DECam (W84) | 107 | plutino | 39.5 | 0.29 | 19 | 28.0 | 51.0 | — | MPC · JPL |
| 2012 WG37 | 19 November 2012 | CTIO-DECam (W84) | 181 | SDO | 49.1 | 0.34 | 14 | 32.4 | 65.9 | — | MPC · JPL |
| 2012 XR157 | 11 December 2012 | Cerro Tololo Obs. (807) | 190 | twotino | 47.7 | 0.22 | 30 | 37.0 | 58.3 | — | MPC · JPL |
| 2012 XW159 | 9 December 2012 | Pan-STARRS (F51) | 157 | plutino | 39.5 | 0.21 | 21 | 31.2 | 47.7 | — | MPC · JPL |
| 2012 YF12 | 23 December 2012 | Pan-STARRS (F51) | 259 | other TNO | 43.5 | 0.14 | 28 | 37.5 | 49.4 | — | MPC · JPL |
| 2012 YG12 | 30 December 2012 | Pan-STARRS (F51) | 188 | plutino | 39.4 | 0.21 | 31 | 31.0 | 47.7 | — | MPC · JPL |
| 2012 YO9 | 17 December 2012 | CTIO-DES (W84) | 120 | res · 4:7 | 43.8 | 0.17 | 15 | 36.5 | 51.1 | — | MPC · JPL |
References
- "List Of Transneptunian Objects". Minor Planet Center. 16 April 2022. Retrieved 16 April 2022.
- "List Of Centaurs and Scattered-Disk Objects". Minor Planet Center. 16 April 2022. Retrieved 16 April 2022.
- "List of Known Trans-Neptunian Objects". Johnston's Archive. 2 January 2022. Retrieved 16 April 2022.
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