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 Main article: 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) 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 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.

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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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