List of unnumbered trans-Neptunian objects: 2011
The following is a partial list of unnumbered trans-Neptunian objects for principal designations assigned within 2011. As of October 2020, it contains a total of 101 bodies.[1][2][3] For more information see the description on the main page. Also see list for the previous and next year.
2011
| Designation | First Observed (discovered) | D (km) | Orbital description | Remarks | Refs | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Date | Observer (Site) |
Class | a (AU) |
e | i (°) |
q (AU) |
Q (AU) | ||||
| 2011 BM170 | 22 January 2011 | Pan-STARRS (F51) | 293 | SDO | 55.5 | 0.33 | 47 | 37.3 | 73.8 | — | MPC · JPL |
| 2011 BN170 | 30 January 2011 | Pan-STARRS (F51) | 185 | SDO | 70.1 | 0.50 | 13 | 34.8 | 105 | — | MPC · JPL |
| 2011 BO170 | 30 January 2011 | Pan-STARRS (F51) | 185 | cubewano (hot) | 46.4 | 0.19 | 15 | 37.5 | 55.3 | — | MPC · JPL |
| 2011 BP170 | 30 January 2011 | Pan-STARRS (F51) | 212 | res · 1:5 | 88.1 | 0.60 | 23 | 35.1 | 141 | — | MPC · JPL |
| 2011 BQ170 | 30 January 2011 | Pan-STARRS (F51) | 232 | cubewano (hot) | 45.9 | 0.18 | 9 | 37.5 | 54.3 | — | MPC · JPL |
| 2011 BR163 | 27 January 2011 | Pan-STARRS (F51) | 267 | SDO | 96.0 | 0.60 | 25 | 37.9 | 154 | — | MPC · JPL |
| 2011 BS163 | 30 January 2011 | Pan-STARRS (F51) | 255 | cubewano (cold) | 43.7 | 0.05 | 5 | 41.5 | 45.8 | — | MPC · JPL |
| 2011 BT163 | 30 January 2011 | Pan-STARRS (F51) | 280 | res · 5:12 | 53.8 | 0.33 | 33 | 35.8 | 71.7 | — | MPC · JPL |
| 2011 BU163 | 30 January 2011 | Pan-STARRS (F51) | 185 | SDO | 57.4 | 0.38 | 22 | 35.8 | 79.0 | — | MPC · JPL |
| 2011 CW119 | 2 February 2011 | Pan-STARRS (F51) | 147 | res · 3:7 | 52.8 | 0.37 | 20 | 33.5 | 72.2 | — | MPC · JPL |
| 2011 CX119 | 4 February 2011 | Pan-STARRS (F51) | 232 | cubewano (hot) | 41.9 | 0.14 | 27 | 36.1 | 47.6 | — | MPC · JPL |
| 2011 CY119 | 4 February 2011 | Pan-STARRS (F51) | 202 | SDO | 63.0 | 0.37 | 22 | 39.6 | 86.5 | — | MPC · JPL |
| 2011 EY90 | 11 March 2011 | Pan-STARRS (F51) | 176 | twotino | 48.0 | 0.26 | 8 | 35.3 | 60.7 | — | MPC · JPL |
| 2011 EZ90 | 14 March 2011 | Pan-STARRS (F51) | 212 | other TNO | 41.1 | 0.07 | 28 | 38.2 | 44.0 | — | MPC · JPL |
| 2011 GM89 | 4 April 2011 | Las Campanas Obs. (304) | 168 | SDO | 53.1 | 0.30 | 17 | 37.3 | 68.8 | — | MPC · JPL |
| 2011 HD103 | 28 April 2011 | New Horizons KBO Search (268) | 93 | other TNO | 44.3 | 0.25 | 6 | 33.2 | 55.5 | — | MPC · JPL |
| 2011 HE103 | 28 April 2011 | New Horizons KBO Search (268) | 56 | cubewano (hot) | 44.1 | 0.08 | 7 | 40.7 | 47.4 | — | MPC · JPL |
| 2011 HF103 | 29 April 2011 | New Horizons KBO Search (268) | 88 | cubewano (cold) | 43.3 | 0.05 | 3 | 41.1 | 45.5 | — | MPC · JPL |
| 2011 HJ103 | 28 April 2011 | New Horizons KBO Search (268) | 140 | cubewano (hot) | 47.0 | 0.16 | 5 | 39.4 | 54.6 | — | MPC · JPL |
| 2011 HK103 | 28 April 2011 | New Horizons KBO Search (268) | 93 | SDO | 53.8 | 0.32 | 6 | 36.8 | 70.7 | — | MPC · JPL |
| 2011 HL103 | 28 April 2011 | New Horizons KBO Search (268) | 117 | res · 3:5 | 42.3 | 0.17 | 15 | 35.2 | 49.5 | — | MPC · JPL |
| 2011 HN104 | 30 April 2011 | Pan-STARRS (F51) | 111 | plutino | 39.8 | 0.30 | 18 | 27.9 | 51.7 | — | MPC · JPL |
| 2011 HO60 | 26 April 2011 | La Silla Obs. (809) | 255 | res · 2:11 | 96.2 | 0.62 | 22 | 36.6 | 156 | — | MPC · JPL |
| 2011 HP83 | 29 April 2011 | La Silla Obs. (809) | 464 | SDO | 52.9 | 0.32 | 29 | 36.2 | 69.6 | — | MPC · JPL |
| 2011 HZ102 | 28 April 2011 | New Horizons KBO Search (268) | 64 | cubewano (cold) | 43.5 | 0.01 | 2 | 43.0 | 44.1 | — | MPC · JPL |
| 2011 JA32 | 2 May 2011 | New Horizons KBO Search (268) | 49 | cubewano (cold) | 47.0 | 0.14 | 3 | 40.6 | 53.4 | — | MPC · JPL |
| 2011 JD32 | 1 May 2011 | New Horizons KBO Search (268) | 81 | SDO | 50.9 | 0.34 | 13 | 33.7 | 68.1 | — | MPC · JPL |
| 2011 JW31 | 4 May 2011 | New Horizons KBO Search (268) | 61 | cubewano (cold) | 46.0 | 0.10 | 2 | 41.4 | 50.6 | — | MPC · JPL |
| 2011 JX31 | 2 May 2011 | New Horizons KBO Search (268) | 101 | cubewano (cold) | 45.3 | 0.11 | 3 | 40.4 | 50.2 | — | MPC · JPL |
| 2011 JY31 | 4 May 2011 | New Horizons KBO Search (268) | 77 | cubewano (cold) | 44.3 | 0.06 | 3 | 41.6 | 47.1 | — | MPC · JPL |
| 2011 KW48 | 29 May 2011 | New Horizons KBO Search (266) | 77 | other TNO | 37.5 | 0.14 | 4 | 32.4 | 42.7 | — | MPC · JPL |
| 2011 LJ29 | 6 June 2011 | Pan-STARRS (F51) | 336 | cubewano (cold) | 44.4 | 0.08 | 0 | 41.1 | 47.8 | — | MPC · JPL |
| 2011 MV11 | 30 June 2011 | Pan-STARRS (F51) | 243 | SDO | 61.0 | 0.40 | 15 | 36.9 | 85.2 | — | MPC · JPL |
| 2011 OB60 | 27 July 2011 | Pan-STARRS (F51) | 185 | SDO | 102 | 0.64 | 19 | 36.7 | 168 | — | MPC · JPL |
| 2011 OC61 | 26 July 2011 | Pan-STARRS (F51) | 232 | cubewano (cold) | 45.1 | 0.04 | 3 | 43.1 | 47.0 | — | MPC · JPL |
| 2011 QY100 | 24 August 2011 | Pan-STARRS (F51) | 97 | centaur | 163 | 0.88 | 26 | 19.6 | 307 | — | MPC · JPL |
| 2011 SW281 | 26 September 2011 | Pan-STARRS (F51) | 222 | cubewano (cold) | 46.7 | 0.10 | 5 | 42.3 | 51.2 | — | MPC · JPL |
| 2011 UA411 | 26 October 2011 | M. Alexandersen (568) | 61 | plutino | 39.2 | 0.24 | 9 | 29.6 | 48.7 | — | MPC · JPL |
| 2011 UA412 | 24 October 2011 | M. Alexandersen (568) | 81 | cubewano (cold) | 46.1 | 0.14 | 3 | 39.4 | 52.7 | — | MPC · JPL |
| 2011 UA413 | 26 October 2011 | M. Alexandersen (568) | 84 | res · 3:4 | 36.4 | 0.13 | 5 | 31.6 | 41.1 | — | MPC · JPL |
| 2011 UB411 | 26 October 2011 | M. Alexandersen (568) | 111 | other TNO | 39.6 | 0.05 | 15 | 37.8 | 41.4 | — | MPC · JPL |
| 2011 UB412 | 24 October 2011 | M. Alexandersen (568) | 117 | cubewano (hot) | 43.4 | 0.06 | 15 | 40.6 | 46.2 | — | MPC · JPL |
| 2011 UC412 | 24 October 2011 | M. Alexandersen (568) | 122 | cubewano (cold) | 43.3 | 0.07 | 3 | 40.3 | 46.2 | — | MPC · JPL |
| 2011 UD411 | 26 October 2011 | M. Alexandersen (568) | 176 | plutino | 39.1 | 0.29 | 16 | 27.9 | 50.3 | — | MPC · JPL |
| 2011 UD412 | 24 October 2011 | M. Alexandersen (568) | 185 | cubewano (hot) | 45.2 | 0.05 | 6 | 43.0 | 47.4 | — | MPC · JPL |
| 2011 UE411 | 24 October 2011 | M. Alexandersen (568) | 61 | twotino | 47.3 | 0.32 | 9 | 32.4 | 62.3 | — | MPC · JPL |
| 2011 UE412 | 24 October 2011 | M. Alexandersen (568) | 202 | cubewano (hot) | 43.4 | 0.12 | 23 | 38.4 | 48.4 | — | MPC · JPL |
| 2011 UF411 | 26 October 2011 | M. Alexandersen (568) | 93 | twotino | 47.7 | 0.34 | 6 | 31.3 | 64.0 | — | MPC · JPL |
| 2011 UF412 | 24 October 2011 | M. Alexandersen (568) | 101 | cubewano (cold) | 44.9 | 0.02 | 2 | 44.2 | 45.6 | — | MPC · JPL |
| 2011 UG411 | 26 October 2011 | M. Alexandersen (568) | 84 | twotino | 47.5 | 0.14 | 11 | 40.8 | 54.1 | — | MPC · JPL |
| 2011 UG412 | 26 October 2011 | M. Alexandersen (568) | 128 | cubewano (cold) | 46.3 | 0.16 | 3 | 39.1 | 53.5 | — | MPC · JPL |
| 2011 UH411 | 24 October 2011 | M. Alexandersen (568) | 84 | other TNO | 46.0 | 0.23 | 27 | 35.1 | 56.8 | — | MPC · JPL |
| 2011 UH412 | 26 October 2011 | M. Alexandersen (568) | 101 | cubewano (hot) | 42.4 | 0.11 | 15 | 37.6 | 47.2 | — | MPC · JPL |
| 2011 UJ411 | 24 October 2011 | M. Alexandersen (568) | 93 | res · 3:5 | 42.1 | 0.12 | 5 | 37.3 | 47.0 | — | MPC · JPL |
| 2011 UJ412 | 26 October 2011 | M. Alexandersen (568) | 106 | cubewano (hot) | 41.9 | 0.03 | 30 | 40.6 | 43.2 | — | MPC · JPL |
| 2011 UJ413 | 23 October 2011 | Pan-STARRS (F51) | 193 | SDO | 73.1 | 0.51 | 17 | 36.2 | 110 | — | MPC · JPL |
| 2011 UK412 | 26 October 2011 | M. Alexandersen (568) | 117 | other TNO | 40.7 | 0.09 | 26 | 36.9 | 44.5 | — | MPC · JPL |
| 2011 UK413 | 25 October 2011 | Pan-STARRS (F51) | 222 | cubewano (hot) | 41.3 | 0.09 | 14 | 37.6 | 45.1 | — | MPC · JPL |
| 2011 UL411 | 24 October 2011 | M. Alexandersen (568) | 81 | res · 3:5 | 42.1 | 0.07 | 2 | 39.2 | 45.0 | — | MPC · JPL |
| 2011 UL412 | 26 October 2011 | M. Alexandersen (568) | 128 | cubewano (hot) | 43.0 | 0.09 | 10 | 39.3 | 46.7 | — | MPC · JPL |
| 2011 UM411 | 24 October 2011 | M. Alexandersen (568) | 154 | res · 3:5 | 42.1 | 0.15 | 9 | 35.8 | 48.4 | — | MPC · JPL |
| 2011 UM412 | 26 October 2011 | M. Alexandersen (568) | 88 | cubewano (hot) | 45.2 | 0.13 | 11 | 39.3 | 51.2 | — | MPC · JPL |
| 2011 UN411 | 26 October 2011 | M. Alexandersen (568) | 64 | res · 3:5 | 42.2 | 0.21 | 3 | 33.4 | 50.9 | — | MPC · JPL |
| 2011 UN412 | 24 October 2011 | M. Alexandersen (568) | 88 | other TNO | 38.9 | 0.06 | 21 | 36.6 | 41.1 | — | MPC · JPL |
| 2011 UO411 | 26 October 2011 | M. Alexandersen (568) | 81 | res · 3:5 | 42.2 | 0.20 | 5 | 33.6 | 50.9 | — | MPC · JPL |
| 2011 UO412 | 26 October 2011 | M. Alexandersen (568) | 117 | other TNO | 37.9 | 0.13 | 28 | 33.0 | 42.9 | — | MPC · JPL |
| 2011 UP410 | 24 October 2011 | M. Alexandersen (568) | 93 | plutino | 39.4 | 0.17 | 3 | 32.7 | 46.2 | — | MPC · JPL |
| 2011 UP411 | 26 October 2011 | M. Alexandersen (568) | 93 | res · 1:4 | 75.3 | 0.49 | 14 | 38.5 | 112 | — | MPC · JPL |
| 2011 UP412 | 24 October 2011 | M. Alexandersen (568) | 101 | SDO | 56.1 | 0.34 | 20 | 36.9 | 75.2 | — | MPC · JPL |
| 2011 UQ62 | 19 October 2011 | Pan-STARRS (F51) | 53 | centaur | 52.2 | 0.72 | 16 | 14.7 | 89.7 | — | MPC · JPL |
| 2011 UQ410 | 24 October 2011 | M. Alexandersen (568) | 56 | plutino | 39.3 | 0.26 | 3 | 28.9 | 49.6 | — | MPC · JPL |
| 2011 UQ411 | 26 October 2011 | M. Alexandersen (568) | 176 | SDO | 61.9 | 0.40 | 41 | 37.3 | 86.6 | — | MPC · JPL |
| 2011 UQ412 | 24 October 2011 | M. Alexandersen (568) | 128 | SDO | 66.9 | 0.48 | 17 | 34.8 | 99.0 | — | MPC · JPL |
| 2011 UR410 | 24 October 2011 | M. Alexandersen (568) | 53 | plutino | 39.2 | 0.27 | 17 | 28.8 | 49.6 | — | MPC · JPL |
| 2011 UR411 | 26 October 2011 | M. Alexandersen (568) | 88 | SDO | 61.6 | 0.43 | 27 | 35.1 | 88.2 | — | MPC · JPL |
| 2011 UR412 | 26 October 2011 | M. Alexandersen (568) | 77 | other TNO | 50.0 | 0.31 | 18 | 34.4 | 65.6 | — | MPC · JPL |
| 2011 US410 | 24 October 2011 | M. Alexandersen (568) | 88 | plutino | 39.4 | 0.26 | 12 | 29.3 | 49.4 | — | MPC · JPL |
| 2011 US411 | 26 October 2011 | M. Alexandersen (568) | 64 | res · 1:3 | 62.0 | 0.50 | 22 | 31.2 | 92.8 | — | MPC · JPL |
| 2011 US412 | 24 October 2011 | M. Alexandersen (568) | 128 | other TNO | 47.8 | 0.16 | 3 | 40.3 | 55.3 | — | MPC · JPL |
| 2011 UT410 | 24 October 2011 | M. Alexandersen (568) | 306 | plutino | 39.5 | 0.18 | 14 | 32.6 | 46.4 | — | MPC · JPL |
| 2011 UT411 | 26 October 2011 | M. Alexandersen (568) | 140 | res · 2:5 | 55.3 | 0.40 | 6 | 33.0 | 77.7 | — | MPC · JPL |
| 2011 UT412 | 26 October 2011 | M. Alexandersen (568) | 122 | other TNO | 48.0 | 0.18 | 18 | 39.1 | 56.8 | — | MPC · JPL |
| 2011 UU410 | 24 October 2011 | M. Alexandersen (568) | 49 | plutino | 39.1 | 0.26 | 13 | 28.9 | 49.3 | — | MPC · JPL |
| 2011 UU411 | 24 October 2011 | M. Alexandersen (568) | 117 | cubewano (cold) | 43.9 | 0.03 | 2 | 42.7 | 45.1 | — | MPC · JPL |
| 2011 UV410 | 24 October 2011 | M. Alexandersen (568) | 117 | plutino | 39.3 | 0.26 | 4 | 29.1 | 49.4 | — | MPC · JPL |
| 2011 UV411 | 24 October 2011 | M. Alexandersen (568) | 101 | cubewano (cold) | 43.2 | 0.07 | 4 | 40.3 | 46.1 | — | MPC · JPL |
| 2011 UV412 | 24 October 2011 | Mauna Kea Obs. (568) | 111 | other TNO | 48.7 | 0.31 | 12 | 33.8 | 63.6 | — | MPC · JPL |
| 2011 UW410 | 26 October 2011 | M. Alexandersen (568) | 97 | plutino | 39.5 | 0.22 | 11 | 30.8 | 48.2 | — | MPC · JPL |
| 2011 UW411 | 24 October 2011 | M. Alexandersen (568) | 93 | cubewano (cold) | 43.7 | 0.16 | 5 | 36.5 | 50.8 | — | MPC · JPL |
| 2011 UW412 | 26 October 2011 | Mauna Kea Obs. (568) | 70 | SDO | 77.8 | 0.52 | 13 | 37.3 | 118 | — | MPC · JPL |
| 2011 UX410 | 26 October 2011 | M. Alexandersen (568) | 97 | plutino | 39.3 | 0.33 | 18 | 26.5 | 52.0 | — | MPC · JPL |
| 2011 UX411 | 24 October 2011 | M. Alexandersen (568) | 88 | cubewano (hot) | 42.3 | 0.10 | 7 | 38.1 | 46.5 | — | MPC · JPL |
| 2011 UX412 | 24 October 2011 | Mauna Kea Obs. (568) | 106 | cubewano (hot) | 44.4 | 0.08 | 30 | 41.0 | 47.8 | — | MPC · JPL |
| 2011 UY410 | 26 October 2011 | M. Alexandersen (568) | 64 | plutino | 39.2 | 0.13 | 9 | 33.9 | 44.4 | — | MPC · JPL |
| 2011 UY411 | 24 October 2011 | M. Alexandersen (568) | 122 | cubewano (cold) | 44.0 | 0.06 | 2 | 41.4 | 46.7 | — | MPC · JPL |
| 2011 UY412 | 24 October 2011 | Mauna Kea Obs. (568) | 74 | cubewano (hot) | 43.1 | 0.03 | 8 | 41.7 | 44.4 | — | MPC · JPL |
| 2011 UZ410 | 26 October 2011 | M. Alexandersen (568) | 97 | plutino | 39.5 | 0.13 | 4 | 34.5 | 44.6 | — | MPC · JPL |
| 2011 UZ411 | 24 October 2011 | M. Alexandersen (568) | 122 | cubewano (cold) | 45.4 | 0.06 | 1 | 42.8 | 48.0 | — | MPC · JPL |
| 2011 UZ412 | 24 October 2011 | M. Alexandersen (568) | 61 | res · 3:4 | 36.3 | 0.13 | 7 | 31.6 | 41.0 | — | MPC · JPL |
| 2011 VZ24 | 5 November 2011 | Pan-STARRS (F51) | 176 | SDO | 50.8 | 0.33 | 23 | 34.0 | 67.5 | — | MPC · JPL |
| 2011 WJ157 | 25 November 2011 | Pan-STARRS (F51) | 443 | res · 1:6 | 97.5 | 0.62 | 27 | 37.4 | 158 | — | MPC · JPL |
References
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