# List of unnumbered trans-Neptunian objects: 2020

The following is a partial list of unnumbered trans-Neptunian objects for principal designations assigned within 2020. As of April 2022, it contains a total of 35 bodies. For more information see the description on the main page. Also see list for the previous and next year.

## 2020

| Designation | First Observed (discovered) | First Observed (discovered) | D (km) | Orbital description | Orbital description | Orbital description | Orbital description | Orbital description | Orbital description | Remarks | Refs |
| Designation | Date | Observer (Site) | D (km) | Class | a (AU) | e | i (°) | q (AU) | Q (AU) | Remarks | Refs |
| 2020 BA$_{95}$ | 25 January 2020 | Mauna Kea Obs. (568) | 266 | SDO | 56.2 | 0.36 | 18 | 35.9 | 76.5 | — | MPC · JPL |
| 2020 BB$_{95}$ | 24 January 2020 | Mauna Kea Obs. (568) | 159 | SDO | 117 | 0.67 | 18 | 38.2 | 196 | — | MPC · JPL |
| 2020 BC$_{95}$ | 23 January 2020 | Mauna Kea Obs. (568) | 157 | SDO | 78.5 | 0.46 | 26 | 42.5 | 114 | — | MPC · JPL |
| 2020 BQ$_{63}$ | 30 January 2020 | Korea Microlensing Telescope Network-CTIO (W93) | 97 | cubewano (cold) | 42.6 | 0.03 | 3 | 41.3 | 43.9 | — | MPC · JPL |
| 2020 BR$_{60}$ | 26 January 2020 | Cerro Tololo Obs. (807) | 150 | SDO | 50.4 | 0.27 | 7 | 36.7 | 64.2 | — | MPC · JPL |
| 2020 BS$_{60}$ | 26 January 2020 | Cerro Tololo Obs. (807) | 191 | SDO | 67.6 | 0.54 | 21 | 31.1 | 104 | — | MPC · JPL |
| 2020 BY$_{101}$ | 24 January 2020 | Mauna Kea Obs. (568) | 123 | SDO | 52.3 | 0.29 | 11 | 36.9 | 67.7 | — | MPC · JPL |
| 2020 BZ$_{94}$ | 23 January 2020 | Mauna Kea Obs. (568) | 119 | SDO | 57.8 | 0.34 | 4 | 38.0 | 77.5 | — | MPC · JPL |
| 2020 DD$_5$ | 29 February 2020 | Kitt Peak-Bok (V00) | 53 | centaur | 34.5 | 0.48 | 4 | 17.9 | 51.1 | — | MPC · JPL |
| 2020 DH$_6$ | 28 February 2020 | Korea Microlensing Telescope Network-CTIO (W93) | 87 | other TNO | 43.9 | 0.04 | 1 | 42.2 | 45.6 | — | MPC · JPL |
| 2020 DJ$_6$ | 28 February 2020 | Korea Microlensing Telescope Network-CTIO (W93) | 139 | cubewano (cold) | 43.6 | 0.06 | 1 | 41.1 | 46.2 | — | MPC · JPL |
| 2020 FA31 | 24 March 2020 | Mauna Kea Obs. (568) | 314 | SDO | 71.9 | 0.46 | 20 | 38.6 | 105 | — | MPC · JPL |
| 2020 FB$_{31}$ | 27 March 2012 | Mauna Kea Obs. (568) | 281 | SDO | 57.5 | 0.40 | 16 | 34.8 | 80.2 | — | MPC · JPL |
| 2020 FP$_7$ | 21 March 2020 | Pan-STARRS (F51) | 36 | centaur | 52.1 | 0.87 | 50 | 7.0 | 97.2 | — | MPC · JPL |
| 2020 FQ$_{38}$ | 24 March 2020 | Mauna Kea Obs. (568) | 144 | other TNO | 48.8 | 0.26 | 9 | 36.0 | 61.5 | — | MPC · JPL |
| 2020 FY30 | 24 March 2020 | Mauna Kea Obs. (568) | 454 | SDO | 70.2 | 0.49 | 14 | 35.4 | 105 | — | MPC · JPL |
| 2020 KH$_{42}$ | 31 May 2020 | New Horizons KBO Search-Subaru (266) | 133 | SDO | 80.3 | 0.54 | 26 | 36.8 | 124 | — | MPC · JPL |
| 2020 KO$_{11}$ | 29 May 2020 | New Horizons KBO Search-Subaru (266) | 61 | other TNO | 44.9 | 0.23 | 7 | 34.8 | 55.0 | — | MPC · JPL |
| 2020 KP$_{11}$ | 26 May 2020 | New Horizons KBO Search-Subaru (266) | 79 | other TNO | 45.2 | 0.17 | 22 | 37.7 | 52.7 | — | MPC · JPL |
| 2020 KQ$_{11}$ | 29 May 2020 | New Horizons KBO Search-Subaru (266) | 156 | cubewano? | 44.4 | 0.10 | 3 | 40.0 | 48.8 | — | MPC · JPL |
| 2020 KR$_{11}$ | 30 May 2020 | New Horizons KBO Search-Subaru (266) | 110 | cubewano? | 46.2 | 0.09 | 6 | 41.9 | 50.4 | — | MPC · JPL |
| 2020 KS$_{11}$ | 29 May 2020 | New Horizons KBO Search-Subaru (266) | 57 | SDO | 133 | 0.74 | 3 | 34.2 | 231 | — | MPC · JPL |
| 2020 KT$_{11}$ | 26 May 2020 | New Horizons KBO Search-Subaru (266) | 60 | other TNO | 43.2 | 0.20 | 28 | 34.4 | 52.0 | — | MPC · JPL |
| 2020 KU$_{11}$ | 26 May 2020 | New Horizons KBO Search-Subaru (266) | 40 | SDO | 57.8 | 0.48 | 15 | 30.2 | 85.3 | — | MPC · JPL |
| 2020 KV$_{11}$ | 29 May 2020 | New Horizons KBO Search-Subaru (266) | 131 | SDO | 129 | 0.73 | 5 | 34.3 | 224 | — | MPC · JPL |
| 2020 KW$_{11}$ | 29 May 2020 | New Horizons KBO Search-Subaru (266) | 54 | cubewano? | 46.4 | 0.17 | 5 | 38.6 | 54.1 | — | MPC · JPL |
| 2020 KX$_{11}$ | 29 May 2020 | New Horizons KBO Search-Subaru (266) | 83 | SDO | 65.8 | 0.02 | 14 | 64.5 | 67.0 | — | MPC · JPL |
| 2020 KY$_{11}$ | 30 May 2020 | New Horizons KBO Search-Subaru (266) | 79 | other TNO | 51.1 | 0.03 | 8 | 49.8 | 52.4 | — | MPC · JPL |
| 2020 QH$_{83}$ | 16 August 2020 | Lowell Discovery Tel. (G37) | 145 | plutino | 39.6 | 0.26 | 23 | 29.5 | 49.7 | — | MPC · JPL |
| 2020 SE$_{35}$ | 21 September 2020 | Lowell Discovery Tel. (G37) | 71 | res · 3:5 | 42.7 | 0.20 | 8 | 34.2 | 51.2 | — | MPC · JPL |
| 2020 VL$_{26}$ | 13 November 2020 | Cerro Tololo Obs. (807) | 85 | centaur | 55.2 | 0.68 | 20 | 17.5 | 92.9 | — | MPC · JPL |
| 2020 WM$_{18}$ | 16 November 2020 | Cerro Tololo Obs. (807) | 166 | other TNO | 50.8 | 0.32 | 13 | 34.7 | 66.9 | — | MPC · JPL |
| 2020 XU$_{19}$ | 9 December 2020 | Lowell Discovery Tel. (G37) | 79 | cubewano? | 44.0 | 0.03 | 2 | 42.8 | 45.3 | — | MPC · JPL |
| 2020 YR3 | 17 December 2020 | Mount Lemmon Survey (G96) | 77 | centaur | 480 | 0.97 | 169 | 16.5 | 943 | — | MPC · JPL |