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 October 2020, it contains a total of 59 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) | 352 | SDO | 54.4 | 0.34 | 18 | 36.2 | 72.7 | — | MPC · JPL |
| 2012 BV154 | 19 January 2012 | Pan-STARRS (F51) | 185 | cubewano (hot) | 46.9 | 0.20 | 12 | 37.7 | 56.2 | — | MPC · JPL |
| 2012 BW154 | 20 January 2012 | Pan-STARRS (F51) | 336 | cubewano (hot) | 45.7 | 0.14 | 8 | 39.3 | 52.1 | — | MPC · JPL |
| 2012 BY154 | 21 January 2012 | Pan-STARRS (F51) | 185 | res · 3:5 | 42.3 | 0.17 | 7 | 35.1 | 49.6 | — | MPC · JPL |
| 2012 BZ159 | 19 January 2012 | Pan-STARRS (F51) | 202 | cubewano (hot) | 44.9 | 0.15 | 7 | 38.1 | 51.6 | — | MPC · JPL |
| 2012 DQ106 | 16 February 2012 | Pan-STARRS (F51) | 154 | cubewano (cold) | 44.0 | 0.17 | 1 | 36.5 | 51.4 | — | MPC · JPL |
| 2012 DR30 | 22 February 2012 | SSS (E12) | 188 | centaur | 1607 | 0.99 | 78 | 14.6 | 3199 | albedo: 0.076; BR-mag: 1.21; taxonomy: BR-IR | MPC · JPL |
| 2012 DZ98 | 16 February 2012 | Pan-STARRS (F51) | 222 | cubewano (cold) | 42.9 | 0.03 | 3 | 41.7 | 44.1 | — | MPC · JPL |
| 2012 EE18 | 14 March 2012 | Pan-STARRS (F51) | 243 | SDO | 68.9 | 0.45 | 16 | 38.1 | 99.7 | — | MPC · JPL |
| 2012 FH84 | 25 March 2012 | Las Campanas Obs. (304) | 161 | SDO | 56.2 | 0.25 | 4 | 42.3 | 70.0 | — | MPC · JPL |
| 2012 FM87 | 16 March 2012 | Pan-STARRS (F51) | 243 | SDO | 50.9 | 0.25 | 20 | 38.2 | 63.5 | — | MPC · JPL |
| 2012 FN84 | 25 March 2012 | Las Campanas Obs. (304) | 122 | SDO | 52.6 | 0.35 | 8 | 34.0 | 71.1 | — | MPC · JPL |
| 2012 FN87 | 29 March 2012 | Pan-STARRS (F51) | 122 | plutino | 39.6 | 0.26 | 21 | 29.4 | 49.8 | — | MPC · JPL |
| 2012 GU11 | 12 April 2012 | Pan-STARRS (F51) | 74 | centaur | 179 | 0.90 | 11 | 18.2 | 339 | — | MPC · JPL |
| 2012 GX17 | 14 April 2012 | Pan-STARRS (F51) | 134 | centaur | 37.4 | 0.55 | 33 | 16.9 | 57.8 | — | MPC · JPL |
| 2012 HE85 | 18 April 2012 | New Horizons KBO Search (268) | 74 | res · 5:9 | 44.9 | 0.11 | 3 | 40.2 | 49.6 | — | MPC · JPL |
| 2012 HL85 | 27 April 2012 | Pan-STARRS (F51) | 222 | other TNO | 40.7 | 0.02 | 17 | 39.9 | 41.5 | — | MPC · JPL |
| 2012 HW87 | 21 April 2012 | Pan-STARRS (F51) | 134 | SDO | 94.2 | 0.66 | 14 | 32.5 | 156 | — | MPC · JPL |
| 2012 HX87 | 24 April 2012 | Pan-STARRS (F51) | 202 | SDO | 106 | 0.67 | 13 | 34.9 | 177 | — | MPC · JPL |
| 2012 JD68 | 14 May 2012 | Pan-STARRS (F51) | 101 | plutino | 39.7 | 0.30 | 29 | 28.0 | 51.5 | — | MPC · JPL |
| 2012 JH67 | 14 May 2012 | Pan-STARRS (F51) | 368 | twotino | 47.9 | 0.27 | 7 | 34.9 | 61.0 | — | MPC · JPL |
| 2012 KU50 | 18 May 2012 | M. E. Schwamb (809) | 255 | other TNO | 41.2 | 0.25 | 19 | 30.9 | 51.5 | — | MPC · JPL |
| 2012 KW51 | 18 May 2012 | Pan-STARRS (F51) | 232 | twotino | 48.0 | 0.24 | 12 | 36.4 | 59.7 | — | MPC · JPL |
| 2012 OL6 | 22 July 2012 | Mauna Kea Obs. (568) | 161 | res · 5:12 | 54.0 | 0.29 | 9 | 38.5 | 69.5 | — | MPC · JPL |
| 2012 PU45 | 6 August 2012 | Pan-STARRS (F51) | 168 | other TNO | 44.1 | 0.29 | 24 | 31.1 | 57.0 | — | MPC · JPL |
| 2012 SB67 | 26 September 2012 | Pan-STARRS (F51) | 232 | cubewano (hot) | 47.0 | 0.14 | 18 | 40.4 | 53.6 | — | MPC · JPL |
| 2012 TC324 | 7 October 2012 | Pan-STARRS (F51) | 212 | res · 3:5 | 42.3 | 0.20 | 10 | 33.9 | 50.6 | — | MPC · JPL |
| 2012 TD324 | 6 October 2012 | Pan-STARRS (F51) | 176 | plutino | 39.5 | 0.14 | 10 | 33.9 | 45.1 | — | MPC · JPL |
| 2012 TE324 | 8 October 2012 | Pan-STARRS (F51) | 212 | cubewano (hot) | 45.9 | 0.12 | 6 | 40.6 | 51.3 | — | MPC · JPL |
| 2012 TF324 | 9 October 2012 | Pan-STARRS (F51) | 202 | cubewano (hot) | 43.4 | 0.11 | 8 | 38.6 | 48.1 | — | MPC · JPL |
| 2012 TF359 | 6 October 2012 | Pan-STARRS (F51) | 248 | cubewano (hot) | 42.0 | 0.07 | 25 | 38.9 | 45.2 | — | MPC · JPL |
| 2012 UD178 | 21 October 2012 | Pan-STARRS (F51) | 147 | res · 2:5 | 54.9 | 0.41 | 9 | 32.1 | 77.6 | — | MPC · JPL |
| 2012 UE185 | 23 October 2012 | Pan-STARRS (F51) | 222 | cubewano (hot) | 41.6 | 0.14 | 21 | 35.5 | 47.6 | — | MPC · JPL |
| 2012 UG177 | 20 October 2012 | M. Alexandersen (568) | 53 | plutino | 39.2 | 0.22 | 22 | 30.5 | 47.9 | — | MPC · JPL |
| 2012 UH177 | 21 October 2012 | M. Alexandersen (568) | 117 | plutino | 39.3 | 0.19 | 24 | 31.7 | 46.9 | — | MPC · JPL |
| 2012 UJ177 | 21 October 2012 | M. Alexandersen (568) | 67 | res · 2:5 | 55.0 | 0.43 | 16 | 31.2 | 78.9 | — | MPC · JPL |
| 2012 UK177 | 20 October 2012 | M. Alexandersen (568) | 81 | SDO | 92.1 | 0.62 | 25 | 35.4 | 149 | — | MPC · JPL |
| 2012 UL177 | 20 October 2012 | M. Alexandersen (568) | 147 | other TNO | 40.5 | 0.11 | 19 | 35.9 | 45.1 | — | MPC · JPL |
| 2012 UM177 | 20 October 2012 | M. Alexandersen (568) | 84 | cubewano (hot) | 43.4 | 0.06 | 16 | 40.9 | 45.9 | — | MPC · JPL |
| 2012 UN177 | 20 October 2012 | M. Alexandersen (568) | 140 | cubewano (hot) | 43.0 | 0.15 | 20 | 36.3 | 49.6 | — | MPC · JPL |
| 2012 UO177 | 21 October 2012 | M. Alexandersen (568) | 97 | cubewano (hot) | 41.4 | 0.04 | 17 | 39.8 | 43.0 | — | MPC · JPL |
| 2012 UP177 | 21 October 2012 | M. Alexandersen (568) | 106 | cubewano (hot) | 42.7 | 0.10 | 17 | 38.4 | 47.0 | — | MPC · JPL |
| 2012 UQ177 | 20 October 2012 | M. Alexandersen (568) | 111 | SDO | 51.7 | 0.31 | 20 | 35.7 | 67.6 | — | MPC · JPL |
| 2012 UR177 | 21 October 2012 | M. Alexandersen (568) | 117 | SDO | 73.1 | 0.49 | 16 | 37.5 | 109 | — | MPC · JPL |
| 2012 US177 | 21 October 2012 | M. Alexandersen (568) | 81 | SDO | 55.9 | 0.36 | 17 | 35.5 | 76.3 | — | MPC · JPL |
| 2012 UT177 | 21 October 2012 | Mauna Kea Obs. (568) | 134 | other TNO | 47.3 | 0.13 | 16 | 41.1 | 53.6 | — | MPC · JPL |
| 2012 UU177 | 21 October 2012 | Mauna Kea Obs. (568) | 93 | cubewano (hot) | 43.8 | 0.04 | 16 | 42.3 | 45.3 | — | MPC · JPL |
| 2012 VB116 | 8 November 2012 | Pan-STARRS (F51) | 404 | cubewano (hot) | 46.8 | 0.16 | 23 | 39.3 | 54.3 | — | MPC · JPL |
| 2012 VP113 | 5 November 2012 | Cerro Tololo Obs. (807) | 702 | sednoid | 258 | 0.69 | 24 | 80.4 | 436 | ETNO | MPC · JPL |
| 2012 VR128 | 3 November 2012 | Pan-STARRS (F51) | 475 | cubewano (hot) | 41.4 | 0.14 | 19 | 35.4 | 47.4 | — | MPC · JPL |
| 2012 WD37 | 28 November 2012 | Pan-STARRS (F51) | 185 | other TNO | 40.0 | 0.11 | 21 | 35.5 | 44.6 | — | MPC · JPL |
| 2012 WE37 | 16 November 2012 | CTIO-DECam (W84) | 128 | twotino | 47.6 | 0.25 | 26 | 35.9 | 59.3 | — | MPC · JPL |
| 2012 WF37 | 16 November 2012 | CTIO-DECam (W84) | 101 | plutino | 39.3 | 0.29 | 19 | 28.0 | 50.6 | — | MPC · JPL |
| 2012 WG37 | 19 November 2012 | CTIO-DECam (W84) | 212 | other TNO | 48.9 | 0.34 | 14 | 32.2 | 65.5 | — | MPC · JPL |
| 2012 XR157 | 11 December 2012 | Cerro Tololo Obs. (807) | 232 | twotino | 47.5 | 0.22 | 30 | 37.0 | 58.0 | — | MPC · JPL |
| 2012 XW159 | 9 December 2012 | Pan-STARRS (F51) | 147 | plutino | 39.2 | 0.20 | 21 | 31.2 | 47.3 | — | MPC · JPL |
| 2012 YF12 | 23 December 2012 | Pan-STARRS (F51) | 267 | cubewano (hot) | 43.3 | 0.14 | 28 | 37.3 | 49.3 | — | MPC · JPL |
| 2012 YG12 | 30 December 2012 | Pan-STARRS (F51) | 176 | plutino | 39.2 | 0.21 | 31 | 30.9 | 47.6 | — | MPC · JPL |
| 2012 YO9 | 17 December 2012 | CTIO-DES (W84) | 147 | res · 4:7 | 43.4 | 0.17 | 15 | 36.3 | 50.6 | — | MPC · JPL |
References
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