List of unnumbered trans-Neptunian objects: 2006

Last updated February 10, 2024

The following is a partial list of unnumbered trans-Neptunian objects for principal designations assigned within 2006. As of April 2022, it contains a total of 78 bodies.^[1]^[2]^[3] For more information see the description on the main page. Also see list for the previous and next year .

2006

Designation	First Observed (discovered)		D (km)	Orbital description						Remarks	Refs
Designation	Date	Observer (Site)	D (km)	Class	a (AU)	e	i (°)	q (AU)	Q (AU)	Remarks	Refs
2006 AK₉₈	5 January 2006	Mauna Kea Obs. ( 568 )	95	other TNO	44.1	0.05	18	41.9	46.2	—	MPC · JPL
2006 AL₉₈	5 January 2006	Mauna Kea Obs. (568)	54	cubewano?	43.3	0.12	14	38.0	48.6	—	MPC · JPL
2006 AM₉₈	5 January 2006	Mauna Kea Obs. (568)	120	other TNO	43.7	0.10	18	39.3	48.0	—	MPC · JPL
2006 AN₉₈	5 January 2006	Mauna Kea Obs. (568)	79	cubewano?	44.1	0.03	3	42.8	45.4	—	MPC · JPL
2006 AO₉₈	5 January 2006	Mauna Kea Obs. (568)	109	other TNO	37.8	0.09	24	34.5	41.0	—	MPC · JPL
2006 AO₁₀₁	5 January 2006	Mauna Kea Obs. (568)	158	other TNO	52.9	0.21	1	41.9	63.9	—	MPC · JPL
2006 BR₂₈₄	31 January 2006	Mauna Kea Obs. (568)	90	cubewano (cold)	43.5	0.04	1	42.0	45.1	albedo: 0.220; binary: 71 km	MPC · JPL
2006 BS₂₈₄	31 January 2006	CFEPS (568)	174	SDO	59.1	0.44	5	33.3	84.8	—	MPC · JPL
2006 CH₆₉	3 February 2006	P. A. Wiegert A. Papadimos (568)	100	cubewano (cold)	45.5	0.03	2	44.0	47.0	albedo: 0.230; binary: 82 km	MPC · JPL
2006 HA₁₂₃	27 April 2006	M. W. Buie ( 807 )	121	cubewano (cold)	42.9	0.05	3	40.9	44.9	—	MPC · JPL
2006 HB₁₂₃	28 April 2006	M. W. Buie (807)	126	cubewano (cold)	44.2	0.09	2	40.1	48.2	—	MPC · JPL
2006 HC₁₂₃	28 April 2006	M. W. Buie (807)	124	res · 3:4	36.6	0.14	13	31.6	41.5	—	MPC · JPL
2006 HD₁₂₃	28 April 2006	Cerro Tololo Obs. (807)	144	other TNO	41.7	0.01	3	41.2	42.2	—	MPC · JPL
2006 HE₁₂₃	28 April 2006	M. W. Buie (807)	126	cubewano (cold)	44.1	0.07	4	41.0	47.3	—	MPC · JPL
2006 HF₁₂₃	25 April 2006	Cerro Tololo Obs. (807)	158	other TNO	36.6	0.12	13	32.2	40.9	—	MPC · JPL
2006 HG₁₂₃	26 April 2006	Cerro Tololo Obs. (807)	150	plutino?	39.5	0.08	24	36.3	42.7	—	MPC · JPL
2006 HN₁₂₂	26 April 2006	M. W. Buie (807)	148	cubewano (hot)	45.6	0.18	8	37.3	53.9	—	MPC · JPL
2006 HO₁₂₂	26 April 2006	Cerro Tololo Obs. (807)	91	SDO	61.1	0.40	18	36.9	85.2	—	MPC · JPL
2006 HP₁₂₂	26 April 2006	M. W. Buie (807)	186	cubewano (hot)	46.2	0.16	9	38.7	53.7	—	MPC · JPL
2006 HR₁₂₂	26 April 2006	M. W. Buie (807)	114	SDO	61.9	0.37	4	39.0	84.9	—	MPC · JPL
2006 HS₁₂₂	26 April 2006	Cerro Tololo Obs. (807)	184	centaur	45.0	0.37	4	28.2	61.8	—	MPC · JPL
2006 HT₁₂₂	26 April 2006	M. W. Buie (807)	136	plutino	39.3	0.16	7	33.1	45.5	—	MPC · JPL
2006 HU₁₂₂	26 April 2006	Cerro Tololo Obs. (807)	199	other TNO	43.2	0.04	49	41.5	44.9	—	MPC · JPL
2006 HW₁₂₂	27 April 2006	M. W. Buie (807)	167	cubewano (cold)	45.5	0.06	2	42.6	48.4	—	MPC · JPL
2006 HX₁₂₂	27 April 2006	M. W. Buie (807)	249	SDO	69.1	0.47	13	36.4	102	—	MPC · JPL
2006 HY₁₂₂	27 April 2006	Cerro Tololo Obs. (807)	172	cubewano?	44.2	0.02	3	43.2	45.1	—	MPC · JPL
2006 HZ₁₂₂	27 April 2006	M. W. Buie (807)	126	other TNO	47.3	0.19	30	38.2	56.3	—	MPC · JPL
2006 JU₅₈	1 May 2006	M. W. Buie ( 695 )	246	cubewano (hot)	46.3	0.12	7	40.6	51.9	—	MPC · JPL
2006 JV₅₈	1 May 2006	M. W. Buie (695)	159	cubewano (cold)	45.1	0.06	0	42.3	47.9	binary: 127 km	MPC · JPL
2006 JW₈₁	1 May 2006	Mauna Kea Obs. ( 568 )	137	cubewano?	44.9	0.01	1	44.3	45.6	—	MPC · JPL
2006 OC₂₂	19 July 2006	Mauna Kea Obs. (568)	164	cubewano?	45.3	0.07	1	42.3	48.2	—	MPC · JPL
2006 QA₁₈₁	21 August 2006	Cerro Tololo Obs. ( 807 )	101	cubewano (cold)	42.6	0.09	5	39.0	46.3	—	MPC · JPL
2006 QB₁₈₁	21 August 2006	Cerro Tololo Obs. (807)	121	cubewano (cold)	44.1	0.03	2	42.6	45.7	—	MPC · JPL
2006 QC₁₈₁	21 August 2006	Cerro Tololo Obs. (807)	199	other TNO	43.9	0.13	23	38.3	49.4	—	MPC · JPL
2006 QD₁₈₁	21 August 2006	Cerro Tololo Obs. (807)	173	other TNO	38.7	0.02	2	37.8	39.6	—	MPC · JPL
2006 QF₁₈₁	21 August 2006	Cerro Tololo Obs. (807)	132	cubewano (cold)	45.1	0.07	3	41.7	48.5	—	MPC · JPL
2006 QG₁₈₁	21 August 2006	Cerro Tololo Obs. (807)	88	centaur	57.9	0.65	7	20.3	95.5	—	MPC · JPL
2006 QH181	21 August 2006	Cerro Tololo Obs. (807)	499	res · 3:10	67.2	0.43	19	38.0	96.4	—	MPC · JPL
2006 QK₁₈₁	22 August 2006	Cerro Tololo Obs. (807)	144	other TNO	42.9	0.12	20	37.6	48.3	—	MPC · JPL
2006 QL₁₈₁	22 August 2006	Cerro Tololo Obs. (807)	119	cubewano?	43.1	0.10	2	38.9	47.4	—	MPC · JPL
2006 QM₁₈₁	22 August 2006	Cerro Tololo Obs. (807)	157	cubewano?	45.6	0.07	3	42.6	48.6	—	MPC · JPL
2006 QN₁₈₁	22 August 2006	Cerro Tololo Obs. (807)	132	other TNO	44.7	0.13	21	38.8	50.5	—	MPC · JPL
2006 QO₁₈₁	22 August 2006	Cerro Tololo Obs. (807)	150	cubewano?	43.8	0.03	3	42.6	45.1	—	MPC · JPL
2006 QP₁₈₀	28 August 2006	A. C. Becker A. W. Puckett J. Kubica ( 705 )	67	centaur	38.5	0.66	5	13.2	63.7	—	MPC · JPL
2006 QP₁₈₁	22 August 2006	Cerro Tololo Obs. ( 807 )	166	other TNO	38.5	0.04	27	36.9	40.1	—	MPC · JPL
2006 QQ₁₈₁	22 August 2006	Cerro Tololo Obs. (807)	130	cubewano?	45.0	0.09	1	41.1	49.0	—	MPC · JPL
2006 QR₁₈₀	21 August 2006	Cerro Tololo Obs. (807)	115	other TNO	40.5	0.14	39	34.9	46.1	—	MPC · JPL
2006 QR₁₈₁	22 August 2006	Cerro Tololo Obs. (807)	143	other TNO	47.0	0.21	10	37.3	56.7	—	MPC · JPL
2006 QS₁₈₀	21 August 2006	Cerro Tololo Obs. (807)	199	other TNO	45.9	0.11	31	40.8	51.0	—	MPC · JPL
2006 QS₁₈₁	22 August 2006	Cerro Tololo Obs. (807)	95	SDO	57.9	0.44	15	32.2	83.5	—	MPC · JPL
2006 QT₁₈₀	21 August 2006	Cerro Tololo Obs. (807)	251	other TNO	37.6	0.01	31	37.1	38.2	—	MPC · JPL
2006 QU₁₈₀	21 August 2006	Cerro Tololo Obs. (807)	263	other TNO	43.3	0.01	19	43.0	43.5	—	MPC · JPL
2006 QV₁₈₀	21 August 2006	Cerro Tololo Obs. (807)	172	cubewano?	44.8	0.01	14	44.2	45.3	—	MPC · JPL
2006 QW₁₈₀	21 August 2006	Cerro Tololo Obs. (807)	132	other TNO	38.1	0.20	12	30.7	45.6	—	MPC · JPL
2006 QX₁₈₀	21 August 2006	Cerro Tololo Obs. (807)	137	cubewano?	44.6	0.06	3	41.7	47.4	—	MPC · JPL
2006 QY₁₈₀	21 August 2006	Cerro Tololo Obs. (807)	125	cubewano?	42.6	0.16	3	35.7	49.4	—	MPC · JPL
2006 QZ₁₈₀	21 August 2006	Cerro Tololo Obs. (807)	132	other TNO	46.6	0.04	24	44.8	48.4	—	MPC · JPL
2006 SE₄₁₅	18 September 2006	Mauna Kea Obs. ( 568 )	126	other TNO	42.9	0.03	19	41.7	44.2	—	MPC · JPL
2006 SF₃₆₉	30 September 2006	A. C. Becker A. W. Puckett J. Kubica ( 705 )	113	res · 1:3	63.0	0.38	28	39.0	86.9	binary: 110 km	MPC · JPL
2006 SF₄₁₅	18 September 2006	Mauna Kea Obs. ( 568 )	95	cubewano?	43.5	0.08	16	40.0	47.1	—	MPC · JPL
2006 SG₄₁₅	18 September 2006	Mauna Kea Obs. (568)	100	twotino	48.4	0.30	31	34.0	62.9	—	MPC · JPL
2006 SH₄₁₅	18 September 2006	Mauna Kea Obs. (568)	104	SDO	50.3	0.26	25	37.1	63.4	—	MPC · JPL
2006 SL₃₇₁	27 September 2006	Apache Point Obs. ( 705 )	104	twotino?	47.6	0.26	23	35.2	60.0	—	MPC · JPL
2006 TK₁₂₁	15 October 2006	Cerro Tololo Obs. ( 807 )	114	plutino	39.4	0.25	27	29.6	49.2	—	MPC · JPL
2006 TM₁₃₀	13 October 2006	Mauna Kea Obs. ( 568 )	90	cubewano?	43.6	0.20	7	35.0	52.1	—	MPC · JPL
2006 TO₁₃₀	13 October 2006	P. A. Wiegert A. M. Gilbert (568)	109	res · 3:4	36.6	0.15	1	30.9	42.3	—	MPC · JPL
2006 TP₁₃₀	13 October 2006	P. A. Wiegert A. M. Gilbert (568)	226	plutino	39.4	0.27	5	28.8	50.0	—	MPC · JPL
2006 UK₃₂₁	19 October 2006	Kitt Peak Obs. ( 695 )	164	cubewano?	44.1	0.03	3	42.6	45.7	—	MPC · JPL
2006 UM₃₂₁	19 October 2006	Kitt Peak Obs. (695)	99	cubewano?	44.8	0.01	4	44.3	45.3	—	MPC · JPL
2006 UP₃₂₁	19 October 2006	Kitt Peak Obs. (695)	180	plutino?	39.7	0.14	11	34.0	45.3	—	MPC · JPL
2006 UQ₃₂₁	19 October 2006	Kitt Peak Obs. (695)	99	cubewano?	43.4	0.14	3	37.2	49.6	—	MPC · JPL
2006 UR₃₂₁	19 October 2006	Kitt Peak Obs. (695)	94	plutino?	39.3	0.22	3	30.7	47.9	—	MPC · JPL
2006 US₃₂₁	19 October 2006	Kitt Peak Obs. (695)	68	cubewano?	45.0	0.10	2	40.3	49.8	—	MPC · JPL
2006 UT₃₂₁	19 October 2006	Kitt Peak Obs. (695)	73	centaur	38.7	0.26	5	28.5	48.8	—	MPC · JPL
2006 UY₁₈₄	22 October 2006	La Palma Obs. ( 950 )	130	cubewano?	44.3	0.11	2	39.5	49.1	—	MPC · JPL
2006 WF₂₀₆	23 November 2006	B. Gladman ( 568 )	117	cubewano (cold)	43.3	0.05	2	41.1	45.4	binary: 103 km	MPC · JPL
2006 WG₂₀₆	23 November 2006	CFEPS (568)	157	SDO	50.1	0.29	14	35.6	64.5	—	MPC · JPL
2006 WS₁₉₅	24 November 2006	Mauna Kea Obs. (568)	150	plutino	39.6	0.24	33	30.2	48.9	—	MPC · JPL

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References

↑ "List Of Transneptunian Objects". Minor Planet Center. 16 April 2022. Retrieved 16 April 2022.
↑ "List Of Centaurs and Scattered-Disk Objects". Minor Planet Center. 16 April 2022. Retrieved 16 April 2022.
↑ "List of Known Trans-Neptunian Objects". Johnston's Archive. 2 January 2022. Retrieved 16 April 2022.

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[MPC-List-TNOs-1] "List Of Transneptunian Objects". Minor Planet Center. 16 April 2022. Retrieved 16 April 2022.

[MPC-List-Cen-and-SDO-2] "List Of Centaurs and Scattered-Disk Objects". Minor Planet Center. 16 April 2022. Retrieved 16 April 2022.

[TNO-list-Johnstons-3] "List of Known Trans-Neptunian Objects". Johnston's Archive. 2 January 2022. Retrieved 16 April 2022.

[1]

[2]

[3]

v t e Trans-Neptunian objects
TNO classes	Cubewanos Scattered-disc objects Detached objects Resonant objects Neptune trojans Plutinos Twotinos TNO moons
Dwarf planets (moons)	Orcus Vanth Pluto Charon Styx Nix Kerberos Hydra Haumea Namaka Hiʻiaka Quaoar Weywot Makemake MK2 Gonggong Xiangliu Eris Dysnomia Sedna
Sednoids	90377 Sedna 2012 VP113 541132 Leleākūhonua 2021 RR205