List of unnumbered trans-Neptunian objects: 2001
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The following is a partial list of unnumbered trans-Neptunian objects for principal designations assigned within 2001. As of April 2022, it contains a total of 92 bodies. For more information see the description on the main page. Also see list for the previous and next year.
2001
{{See also|List of unnumbered trans-Neptunian objects}}
| class="wikitable sortable" style="width: 100%;" | |||||||||||
| width= 110 rowspan=2 | Designation
! colspan=2 width=115 | First Observed (discovered) ! rowspan=2 | D (km) ! colspan=6 | Orbital description ! rowspan=2 width=180 | Remarks ! rowspan=2 width=55 class="unsortable" | Refs | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| width=55 | Date
! Class ! e ! q ! Q | |||||||||||
| id="2001 DB106"
| {{mp|2001 DB|106}} | align=center | 28 February 2001 | O. R. Hainaut A. C. Delsanti ({{small|809}}) | align=center | 167 | cubewano (cold) | 42.9 | 0.04 | align=center | 4 | 41.1 | 44.7 | — | {{M+J|2001+DB106}} |
| id="2001 DC106"
| {{mp|2001 DC|106}} | align=center | 28 February 2001 | O. R. Hainaut A. C. Delsanti ({{small|809}}) | align=center | 174 | cubewano (cold) | 42.0 | 0.06 | align=center | 2 | 39.5 | 44.5 | — | {{M+J|2001+DC106}} |
| id="2001 DD106"
| {{mp|2001 DD|106}} | align=center | 28 February 2001 | O. R. Hainaut A. C. Delsanti ({{small|809}}) | align=center | 115 | cubewano (cold) | 43.8 | 0.09 | align=center | 2 | 39.8 | 47.7 | — | {{M+J|2001+DD106}} |
| id="2001 DM108"
| {{mp|2001 DM|108}} | align=center | 22 February 2001 | Mauna Kea Obs. ({{small|568}}) | align=center | 119 | cubewano? | 45.4 | 0.00 | align=center | 3 | 45.4 | 45.4 | — | {{M+J|2001+DM108}} |
| id="2001 DN108"
| {{mp|2001 DN|108}} | align=center | 22 February 2001 | Mauna Kea Obs. ({{small|568}}) | align=center | 95 | cubewano? | 45.5 | 0.00 | align=center | 8 | 45.5 | 45.5 | — | {{M+J|2001+DN108}} |
| id="2001 DO108"
| {{mp|2001 DO|108}} | align=center | 22 February 2001 | Mauna Kea Obs. ({{small|568}}) | align=center | 72 | cubewano? | 43.0 | 0.00 | align=center | 3 | 43.0 | 43.0 | — | {{M+J|2001+DO108}} |
| id="2001 DP108"
| {{mp|2001 DP|108}} | align=center | 22 February 2001 | Mauna Kea Obs. ({{small|568}}) | align=center | 47 | plutino? | 39.5 | 0.31 | align=center | 1 | 27.4 | 51.6 | — | {{M+J|2001+DP108}} |
| id="2001 DQ108"
| {{mp|2001 DQ|108}} | align=center | 22 February 2001 | Mauna Kea Obs. ({{small|568}}) | align=center | 65 | cubewano? | 45.4 | 0.00 | align=center | 3 | 45.4 | 45.4 | — | {{M+J|2001+DQ108}} |
| id="2001 DR106"
| {{mp|2001 DR|106}} | align=center | 22 February 2001 | Mauna Kea Obs. ({{small|568}}) | align=center | 75 | cubewano? | 44.5 | 0.00 | align=center | 2 | 44.5 | 44.5 | — | {{M+J|2001+DR106}} |
| id="2001 DS106"
| {{mp|2001 DS|106}} | align=center | 22 February 2001 | Mauna Kea Obs. ({{small|568}}) | align=center | 75 | cubewano? | 42.6 | 0.00 | align=center | 6 | 42.6 | 42.6 | — | {{M+J|2001+DS106}} |
| id="2001 DS108"
| {{mp|2001 DS|108}} | align=center | 22 February 2001 | Mauna Kea Obs. ({{small|568}}) | align=center | 86 | cubewano? | 45.9 | 0.00 | align=center | 3 | 45.9 | 45.9 | — | {{M+J|2001+DS108}} |
| id="2001 DT108"
| {{mp|2001 DT|108}} | align=center | 25 February 2001 | Mauna Kea Obs. ({{small|568}}) | align=center | 60 | plutino? | 39.5 | 0.19 | align=center | 2 | 32.1 | 46.9 | — | {{M+J|2001+DT108}} |
| id="2001 DU108"
| {{mp|2001 DU|108}} | align=center | 22 February 2001 | Mauna Kea Obs. ({{small|568}}) | align=center | 68 | cubewano? | 45.0 | 0.05 | align=center | 3 | 42.8 | 47.2 | — | {{M+J|2001+DU108}} |
| id="2001 DV108"
| {{mp|2001 DV|108}} | align=center | 22 February 2001 | D. Kinoshita J. Watanabe T. Fuse ({{small|568}}) | align=center | 95 | other TNO | 45.7 | 0.26 | align=center | 5 | 33.7 | 57.7 | — | {{M+J|2001+DV108}} |
| id="2001 ES24"
| {{mp|2001 ES|24}} | align=center | 1 March 2001 | O. R. Hainaut A. C. Delsanti ({{small|809}}) | align=center | 110 | cubewano (cold) | 44.1 | 0.06 | align=center | 4 | 41.3 | 46.9 | — | {{M+J|2001+ES24}} |
| id="2001 FB185"
| {{mp|2001 FB|185}} | align=center | 27 March 2001 | Kitt Peak Obs. ({{small|695}}) | align=center | 29 | cubewano? | 43.2 | 0.09 | align=center | 4 | 39.4 | 46.9 | — | {{M+J|2001+FB185}} |
| id="2001 FC185"
| {{mp|2001 FC|185}} | align=center | 27 March 2001 | Kitt Peak Obs. ({{small|695}}) | align=center | 100 | other TNO | 42.9 | 0.10 | align=center | 20 | 38.6 | 47.3 | — | {{M+J|2001+FC185}} |
| id="2001 FC193"
| {{mp|2001 FC|193}} | align=center | 27 March 2001 | Kitt Peak Obs. ({{small|695}}) | align=center | 65 | cubewano? | 46.5 | 0.00 | align=center | 3 | 46.5 | 46.5 | — | {{M+J|2001+FC193}} |
| id="2001 FD193"
| {{mp|2001 FD|193}} | align=center | 27 March 2001 | Kitt Peak Obs. ({{small|695}}) | align=center | 82 | cubewano? | 44.8 | 0.00 | align=center | 13 | 44.8 | 44.8 | — | {{M+J|2001+FD193}} |
| id="2001 FF193"
| {{mp|2001 FF|193}} | align=center | 27 March 2001 | Kitt Peak Obs. ({{small|695}}) | align=center | 99 | cubewano? | 44.7 | 0.00 | align=center | 2 | 44.7 | 44.7 | — | {{M+J|2001+FF193}} |
| id="2001 FG193"
| {{mp|2001 FG|193}} | align=center | 27 March 2001 | Kitt Peak Obs. ({{small|695}}) | align=center | 68 | cubewano? | 46.5 | 0.11 | align=center | 3 | 41.5 | 51.6 | — | {{M+J|2001+FG193}} |
| id="2001 FJ193"
| {{mp|2001 FJ|193}} | align=center | 27 March 2001 | Kitt Peak Obs. ({{small|695}}) | align=center | 65 | plutino? | 39.3 | 0.08 | align=center | 1 | 36.2 | 42.5 | — | {{M+J|2001+FJ193}} |
| id="2001 FJ194"
| {{mp|2001 FJ|194}} | align=center | 22 March 2001 | Kitt Peak Obs. ({{small|695}}) | align=center | 114 | SDO | 66.0 | 0.44 | align=center | 10 | 37.0 | 95.0 | — | {{M+J|2001+FJ194}} |
| id="2001 FK194"
| {{mp|2001 FK|194}} | align=center | 22 March 2001 | Kitt Peak Obs. ({{small|695}}) | align=center | 92 | centaur | 76.3 | 0.63 | align=center | 9 | 28.0 | 125 | — | {{M+J|2001+FK194}} |
| id="2001 FL185"
| {{mp|2001 FL|185}} | align=center | 26 March 2001 | M. W. Buie ({{small|695}}) | align=center | 126 | cubewano (cold) | 43.9 | 0.07 | align=center | 4 | 40.8 | 46.9 | binary: 88 km | {{M+J|2001+FL185}} |
| id="2001 FM194"
| {{mp|2001 FM|194}} | align=center | 22 March 2001 | Kitt Peak Obs. ({{small|695}}) | align=center | 119 | SDO | 54.0 | 0.36 | align=center | 29 | 34.3 | 73.6 | BR-mag: 1.19; taxonomy: BR | {{M+J|2001+FM194}} |
| id="2001 FN194"
| {{mp|2001 FN|194}} | align=center | 22 March 2001 | Kitt Peak Obs. ({{small|695}}) | align=center | 83 | SDO | 67.0 | 0.48 | align=center | 7 | 35.0 | 98.9 | — | {{M+J|2001+FN194}} |
| id="2001 FS185"
| {{mp|2001 FS|185}} | align=center | 26 March 2001 | Kitt Peak Obs. ({{small|695}}) | align=center | 99 | cubewano? | 43.3 | 0.04 | align=center | 5 | 41.4 | 45.1 | — | {{M+J|2001+FS185}} |
| id="2001 FT185"
| {{mp|2001 FT|185}} | align=center | 26 March 2001 | M. W. Buie ({{small|695}}) | align=center | 109 | other TNO | 47.1 | 0.11 | align=center | 20 | 42.1 | 52.1 | — | {{M+J|2001+FT185}} |
| id="2001 FU172"
| {{mp|2001 FU|172}} | align=center | 22 March 2001 | B. Gladman ({{small|695}}) | align=center | 99 | plutino | 39.4 | 0.27 | align=center | 25 | 28.9 | 49.8 | BR-mag: 3.57 | {{M+J|2001+FU172}} |
| id="2001 FV185"
| {{mp|2001 FV|185}} | align=center | 26 March 2001 | Kitt Peak Obs. ({{small|695}}) | align=center | 136 | plutino? | 39.4 | 0.12 | align=center | 24 | 34.4 | 44.3 | — | {{M+J|2001+FV185}} |
| id="2001 HA59"
| {{mp|2001 HA|59}} | align=center | 26 April 2001 | O. R. Hainaut A. C. Delsanti ({{small|809}}) | align=center | 167 | cubewano (cold) | 43.9 | 0.06 | align=center | 1 | 41.2 | 46.5 | — | {{M+J|2001+HA59}} |
| id="2001 KA77"
| {{mp|2001 KA|77}} | align=center | 24 May 2001 | M. W. Buie ({{small|807}}) | align=center | 634 | cubewano (hot) | 47.6 | 0.10 | align=center | 12 | 43.0 | 52.3 | albedo: 0.025; BR-mag: 1.82; taxonomy: RR | {{M+J|2001+KA77}} |
| id="2001 KE77"
| {{mp|2001 KE|77}} | align=center | 24 May 2001 | M. W. Buie ({{small|807}}) | align=center | 151 | other TNO | 45.7 | 0.18 | align=center | 21 | 37.3 | 54.0 | — | {{M+J|2001+KE77}} |
| id="2001 KF76"
| {{mp|2001 KF|76}} | align=center | 22 May 2001 | M. W. Buie ({{small|807}}) | align=center | 121 | cubewano (cold) | 44.6 | 0.03 | align=center | 3 | 43.3 | 45.9 | — | {{M+J|2001+KF76}} |
| id="2001 KG76"
| {{mp|2001 KG|76}} | align=center | 22 May 2001 | M. W. Buie ({{small|807}}) | align=center | 208 | res{{·}}4:9 | 51.6 | 0.34 | align=center | 2 | 34.2 | 69.0 | BR-mag: 1.92 | {{M+J|2001+KG76}} |
| id="2001 KG77"
| {{mp|2001 KG|77}} | align=center | 23 May 2001 | M. W. Buie ({{small|807}}) | align=center | 91 | SDO | 62.3 | 0.46 | align=center | 16 | 34.0 | 90.7 | BR-mag: 1.24 | {{M+J|2001+KG77}} |
| id="2001 KH76"
| {{mp|2001 KH|76}} | align=center | 22 May 2001 | M. W. Buie ({{small|807}}) | align=center | 145 | cubewano (cold) | 46.4 | 0.13 | align=center | 3 | 40.4 | 52.4 | — | {{M+J|2001+KH76}} |
| id="2001 KL76"
| {{mp|2001 KL|76}} | align=center | 22 May 2001 | M. W. Buie ({{small|807}}) | align=center | 173 | res{{·}}5:9 | 44.6 | 0.10 | align=center | 1 | 40.3 | 49.0 | — | {{M+J|2001+KL76}} |
| id="2001 KM76"
| {{mp|2001 KM|76}} | align=center | 22 May 2001 | Cerro Tololo Obs. ({{small|807}}) | align=center | 130 | cubewano? | 44.9 | 0.07 | align=center | 1 | 41.5 | 48.2 | — | {{M+J|2001+KM76}} |
| id="2001 KO77"
| {{mp|2001 KO|77}} | align=center | 23 May 2001 | M. W. Buie ({{small|807}}) | align=center | 109 | other TNO | 44.1 | 0.15 | align=center | 21 | 37.5 | 50.7 | — | {{M+J|2001+KO77}} |
| id="2001 KQ76"
| {{mp|2001 KQ|76}} | align=center | 24 May 2001 | M. W. Buie ({{small|807}}) | align=center | 282 | cubewano (hot) | 42.8 | 0.10 | align=center | 6 | 38.5 | 47.2 | — | {{M+J|2001+KQ76}} |
| id="2001 KS76"
| {{mp|2001 KS|76}} | align=center | 24 May 2001 | Cerro Tololo Obs. ({{small|807}}) | align=center | 109 | cubewano? | 43.6 | 0.09 | align=center | 3 | 39.6 | 47.7 | — | {{M+J|2001+KS76}} |
| id="2001 KW76"
| {{mp|2001 KW|76}} | align=center | 22 May 2001 | M. W. Buie ({{small|807}}) | align=center | 126 | other TNO | 46.3 | 0.22 | align=center | 11 | 36.0 | 56.6 | — | {{M+J|2001+KW76}} |
| id="2001 KY76"
| {{mp|2001 KY|76}} | align=center | 22 May 2001 | M. W. Buie ({{small|807}}) | align=center | 285 | plutino | 39.6 | 0.24 | align=center | 4 | 30.1 | 49.2 | BR-mag: 1.84 | {{M+J|2001+KY76}} |
| id="2001 KZ76"
| {{mp|2001 KZ|76}} | align=center | 24 May 2001 | Cerro Tololo Obs. ({{small|807}}) | align=center | 104 | SDO | 79.0 | 0.52 | align=center | 26 | 38.2 | 120 | — | {{M+J|2001+KZ76}} |
| id="2001 OG109"
| {{mp|2001 OG|109}} | align=center | 27 July 2001 | R. L. Allen G. Bernstein R. Malhotra ({{small|568}}) | align=center | 80 | cubewano (cold) | 43.9 | 0.02 | align=center | 1 | 42.9 | 44.8 | — | {{M+J|2001+OG109}} |
| id="2001 OJ108"
| {{mp|2001 OJ|108}} | align=center | 24 July 2001 | Mauna Kea Obs. ({{small|568}}) | align=center | 95 | cubewano? | 44.9 | 0.09 | align=center | 9 | 40.8 | 49.0 | — | {{M+J|2001+OJ108}} |
| id="2001 OK108"
| {{mp|2001 OK|108}} | align=center | 24 July 2001 | B. Gladman ({{small|568}}) | align=center | 108 | cubewano (cold) | 43.3 | 0.04 | align=center | 2 | 41.8 | 44.8 | — | {{M+J|2001+OK108}} |
| id="2001 OL108"
| {{mp|2001 OL|108}} | align=center | 24 July 2001 | Mauna Kea Obs. ({{small|568}}) | align=center | 72 | cubewano? | 45.6 | 0.11 | align=center | 3 | 40.7 | 50.5 | — | {{M+J|2001+OL108}} |
| id="2001 OM108"
| {{mp|2001 OM|108}} | align=center | 25 July 2001 | Mauna Kea Obs. ({{small|568}}) | align=center | 86 | cubewano? | 46.1 | 0.04 | align=center | 12 | 44.3 | 47.8 | — | {{M+J|2001+OM108}} |
| id="2001 OM109"
| {{mp|2001 OM|109}} | align=center | 26 July 2001 | J.-M. Petit J. J. Kavelaars M. J. Holman B. Gladman ({{small|568}}) | align=center | 99 | SDO | 69.3 | 0.50 | align=center | 4 | 35.0 | 104 | — | {{M+J|2001+OM109}} |
| id="2001 ON108"
| {{mp|2001 ON|108}} | align=center | 25 July 2001 | B. Gladman ({{small|568}}) | align=center | 104 | cubewano? | 43.0 | 0.03 | align=center | 1 | 41.7 | 44.4 | — | {{M+J|2001+ON108}} |
| id="2001 OO108"
| {{mp|2001 OO|108}} | align=center | 27 July 2001 | B. Gladman ({{small|568}}) | align=center | 99 | SDO | 51.6 | 0.33 | align=center | 1 | 34.8 | 68.3 | — | {{M+J|2001+OO108}} |
| id="2001 OQ108"
| {{mp|2001 OQ|108}} | align=center | 24 July 2001 | B. Gladman ({{small|568}}) | align=center | 167 | cubewano (cold) | 45.5 | 0.01 | align=center | 2 | 45.1 | 45.9 | — | {{M+J|2001+OQ108}} |
| id="2001 OR108"
| {{mp|2001 OR|108}} | align=center | 24 July 2001 | Mauna Kea Obs. ({{small|568}}) | align=center | 90 | cubewano? | 45.7 | 0.10 | align=center | 3 | 41.2 | 50.1 | — | {{M+J|2001+OR108}} |
| id="2001 OS108"
| {{mp|2001 OS|108}} | align=center | 25 July 2001 | Mauna Kea Obs. ({{small|568}}) | align=center | 150 | cubewano? | 46.5 | 0.00 | align=center | 2 | 46.5 | 46.5 | — | {{M+J|2001+OS108}} |
| id="2001 OT108"
| {{mp|2001 OT|108}} | align=center | 25 July 2001 | Mauna Kea Obs. ({{small|568}}) | align=center | 55 | SDO | 67.0 | 0.52 | align=center | 1 | 32.4 | 101 | — | {{M+J|2001+OT108}} |
| id="2001 OU108"
| {{mp|2001 OU|108}} | align=center | 27 July 2001 | Mauna Kea Obs. ({{small|568}}) | align=center | 209 | other TNO | 46.8 | 0.00 | align=center | 28 | 46.8 | 46.8 | — | {{M+J|2001+OU108}} |
| id="2001 OY108"
| {{mp|2001 OY|108}} | align=center | 24 July 2001 | Mauna Kea Obs. ({{small|568}}) | align=center | 114 | cubewano? | 46.1 | 0.10 | align=center | 7 | 41.5 | 50.6 | — | {{M+J|2001+OY108}} |
| id="2001 OZ108"
| {{mp|2001 OZ|108}} | align=center | 24 July 2001 | B. Gladman ({{small|568}}) | align=center | 73 | cubewano (cold) | 43.7 | 0.05 | align=center | 2 | 41.5 | 45.8 | — | {{M+J|2001+OZ108}} |
| id="2001 PK47"
| {{mp|2001 PK|47}} | align=center | 12 August 2001 | C. Veillet ({{small|568}}) | align=center | 176 | cubewano (hot) | 40.0 | 0.07 | align=center | 9 | 37.2 | 42.8 | — | {{M+J|2001+PK47}} |
| id="2001 QA298"
| {{mp|2001 QA|298}} | align=center | 19 August 2001 | M. W. Buie ({{small|807}}) | align=center | 126 | other TNO | 46.7 | 0.20 | align=center | 24 | 37.5 | 55.9 | — | {{M+J|2001+QA298}} |
| id="2001 QQ297"
| {{mp|2001 QQ|297}} | align=center | 19 August 2001 | M. W. Buie ({{small|807}}) | align=center | 132 | cubewano (cold) | 44.7 | 0.09 | align=center | 4 | 40.9 | 48.5 | — | {{M+J|2001+QQ297}} |
| id="2001 QS297"
| {{mp|2001 QS|297}} | align=center | 20 August 2001 | Cerro Tololo Obs. ({{small|807}}) | align=center | 285 | cubewano? | 43.8 | 0.00 | align=center | 5 | 43.8 | 43.8 | — | {{M+J|2001+QS297}} |
| id="2001 QU297"
| {{mp|2001 QU|297}} | align=center | 20 August 2001 | Cerro Tololo Obs. ({{small|807}}) | align=center | 217 | cubewano? | 43.7 | 0.00 | align=center | 3 | 43.7 | 43.7 | — | {{M+J|2001+QU297}} |
| id="2001 QV297"
| {{mp|2001 QV|297}} | align=center | 20 August 2001 | Cerro Tololo Obs. ({{small|807}}) | align=center | 189 | cubewano? | 44.0 | 0.00 | align=center | 2 | 44.0 | 44.0 | — | {{M+J|2001+QV297}} |
| id="2001 QW322"
| {{mpl|2001 QW|322}} | align=center | 24 August 2001 | 68 Mauna Kea | align=center | 128 | cubewano (cold) | 44.4 | 0.02 | align=center | 5 | 43.5 | 45.2 | albedo: 0.093; binary: 126 km | {{M+J|2001+QW322}} |
| id="2001 QX297"
| {{mp|2001 QX|297}} | align=center | 20 August 2001 | M. W. Buie ({{small|807}}) | align=center | 183 | cubewano (cold) | 44.5 | 0.03 | align=center | 1 | 43.0 | 46.0 | — | {{M+J|2001+QX297}} |
| id="2001 QZ297"
| {{mp|2001 QZ|297}} | align=center | 19 August 2001 | M. W. Buie ({{small|807}}) | align=center | 139 | cubewano (cold) | 44.7 | 0.07 | align=center | 2 | 41.6 | 47.8 | — | {{M+J|2001+QZ297}} |
| id="2001 RL155"
| {{mp|2001 RL|155}} | align=center | 12 September 2001 | Kitt Peak Obs. ({{small|695}}) | align=center | 95 | cubewano? | 44.2 | 0.12 | align=center | 1 | 38.7 | 49.7 | — | {{M+J|2001+RL155}} |
| id="2001 RV143"
| {{mp|2001 RV|143}} | align=center | 12 September 2001 | M. W. Buie ({{small|695}}) | align=center | 150 | cubewano? | 46.3 | 0.08 | align=center | 1 | 42.7 | 50.0 | — | {{M+J|2001+RV143}} |
| id="2001 RW143"
| {{mp|2001 RW|143}} | align=center | 12 September 2001 | M. W. Buie ({{small|695}}) | align=center | 132 | cubewano (cold) | 43.2 | 0.04 | align=center | 3 | 41.6 | 44.9 | — | {{M+J|2001+RW143}} |
| id="2001 RY143"
| {{mp|2001 RY|143}} | align=center | 12 September 2001 | M. W. Buie ({{small|695}}) | align=center | 137 | cubewano? | 42.3 | 0.15 | align=center | 7 | 35.9 | 48.7 | — | {{M+J|2001+RY143}} |
| id="2001 SD291"
| {{mp|2001 SD|291}} | align=center | 18 September 2001 | Palomar Obs. ({{small|675}}) | align=center | 76 | cubewano (cold) | 45.8 | 0.09 | align=center | 3 | 41.6 | 50.0 | — | {{M+J|2001+SD291}} |
| id="2001 SE291"
| {{mp|2001 SE|291}} | align=center | 18 September 2001 | P. Nicholson C. Dumas A. W. Harris B. Gladman ({{small|675}}) | align=center | 121 | cubewano (cold) | 45.7 | 0.14 | align=center | 2 | 39.4 | 51.9 | — | {{M+J|2001+SE291}} |
| id="2001 UA17"
| {{mp|2001 UA|17}} | align=center | 17 October 2001 | La Silla Obs. ({{small|809}}) | align=center | 164 | cubewano? | 42.9 | 0.07 | align=center | 6 | 39.9 | 45.9 | — | {{M+J|2001+UA17}} |
| id="2001 UB17"
| {{mp|2001 UB|17}} | align=center | 17 October 2001 | La Silla Obs. ({{small|809}}) | align=center | 119 | plutino? | 39.6 | 0.07 | align=center | 5 | 37.0 | 42.3 | — | {{M+J|2001+UB17}} |
| id="2001 UC17"
| {{mp|2001 UC|17}} | align=center | 17 October 2001 | La Silla Obs. ({{small|809}}) | align=center | 143 | plutino? | 39.6 | 0.14 | align=center | 3 | 33.8 | 45.4 | — | {{M+J|2001+UC17}} |
| id="2001 UN18"
| {{mp|2001 UN|18}} | align=center | 19 October 2001 | M. W. Buie ({{small|695}}) | align=center | 167 | cubewano (cold) | 44.4 | 0.07 | align=center | 4 | 41.3 | 47.6 | — | {{M+J|2001+UN18}} |
| id="2001 UP18"
| {{mp|2001 UP|18}} | align=center | 19 October 2001 | M. W. Buie ({{small|695}}) | align=center | 228 | twotino | 48.0 | 0.07 | align=center | 1 | 44.4 | 51.5 | BR-mag: 1.49; taxonomy: IR | {{M+J|2001+UP18}} |
| id="2001 VN71"
| {{mp|2001 VN|71}} | align=center | 9 November 2001 | B. Gladman J. J. Kavelaars ({{small|568}}) | align=center | 72 | plutino | 39.3 | 0.24 | align=center | 19 | 29.7 | 49.0 | — | {{M+J|2001+VN71}} |
| id="2001 XB255"
| {{mp|2001 XB|255}} | align=center | 9 December 2001 | S. S. Sheppard D. C. Jewitt J. Kleyna ({{small|568}}) | align=center | 150 | cubewano? | 74.9 | 0.45 | align=center | 2 | 41.3 | 108 | — | {{M+J|2001+XB255}} |
| id="2001 XC255"
| {{mp|2001 XC|255}} | align=center | 9 December 2001 | Mauna Kea Obs. ({{small|568}}) | align=center | 114 | cubewano? | 43.8 | 0.05 | align=center | 2 | 41.7 | 45.9 | — | {{M+J|2001+XC255}} |
| id="2001 XE255"
| {{mp|2001 XE|255}} | align=center | 9 December 2001 | Mauna Kea Obs. ({{small|568}}) | align=center | 90 | cubewano? | 43.5 | 0.00 | align=center | 10 | 43.5 | 43.5 | — | {{M+J|2001+XE255}} |
| id="2001 XF255"
| {{mp|2001 XF|255}} | align=center | 9 December 2001 | Mauna Kea Obs. ({{small|568}}) | align=center | 99 | cubewano? | 44.0 | 0.00 | align=center | 1 | 44.0 | 44.0 | — | {{M+J|2001+XF255}} |
| id="2001 XG255"
| {{mp|2001 XG|255}} | align=center | 9 December 2001 | Mauna Kea Obs. ({{small|568}}) | align=center | 75 | cubewano? | 43.9 | 0.07 | align=center | 2 | 41.0 | 46.9 | — | {{M+J|2001+XG255}} |
| id="2001 XJ255"
| {{mp|2001 XJ|255}} | align=center | 11 December 2001 | Mauna Kea Obs. ({{small|568}}) | align=center | 75 | cubewano? | 44.4 | 0.07 | align=center | 10 | 41.1 | 47.8 | — | {{M+J|2001+XJ255}} |
| id="2001 XU254"
| {{mp|2001 XU|254}} | align=center | 9 December 2001 | S. S. Sheppard J. Kleyna D. C. Jewitt ({{small|568}}) | align=center | 237 | cubewano (hot) | 43.2 | 0.07 | align=center | 7 | 40.0 | 46.4 | — | {{M+J|2001+XU254}} |
| id="2001 XV254"
| {{mp|2001 XV|254}} | align=center | 9 December 2001 | Mauna Kea Obs. ({{small|568}}) | align=center | 137 | cubewano? | 45.7 | 0.00 | align=center | 6 | 45.7 | 45.7 | — | {{M+J|2001+XV254}} |
| id="2001 XW254"
| {{mp|2001 XW|254}} | align=center | 10 December 2001 | Mauna Kea Obs. ({{small|568}}) | align=center | 99 | cubewano? | 42.3 | 0.00 | align=center | 6 | 42.3 | 42.3 | — | {{M+J|2001+XW254}} |
| id="2001 XX254"
| {{mp|2001 XX|254}} | align=center | 11 December 2001 | J. Kleyna D. C. Jewitt S. S. Sheppard ({{small|568}}) | align=center | 114 | cubewano (cold) | 43.5 | 0.02 | align=center | 2 | 42.5 | 44.6 | — | {{M+J|2001+XX254}} |
{{Astro back to top}}
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References
{{reflist|30em
|title = List Of Transneptunian Objects
|work = Minor Planet Center
|date = 16 April 2022
|url = https://minorplanetcenter.net/iau/lists/TNOs.html
|accessdate = 16 April 2022}}
|title = List Of Centaurs and Scattered-Disk Objects
|work = Minor Planet Center
|date = 16 April 2022
|url = https://minorplanetcenter.net/iau/lists/Centaurs.html
|accessdate = 16 April 2022}}
|title = List of Known Trans-Neptunian Objects
|work = Johnston's Archive
|date = 2 January 2022
|url = http://www.johnstonsarchive.net/astro/tnoslist.html
|accessdate = 16 April 2022}}
}}
{{Use dmy dates|date=April 2022}}
{{Small Solar System bodies}}
{{Trans-Neptunian objects}}