List of unnumbered trans-Neptunian objects: 2004

The following is a partial list of unnumbered trans-Neptunian objects for principal designations assigned within 2004. As of June 2020, it contains a total of 139 bodies.[1][2][3] For more information see the description on the main page. Also see list for the previous and next year.

2004

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
2004 DF₇₇	27 February 2004	M. W. Buie (695)	128	cubewano (hot)	43.4	0.00	44	43.4	43.4	—	MPC · JPL
2004 DG₆₄	22 February 2004	M. W. Buie (695)	128	cubewano (cold)	43.0	0.02	3	42.1	44.0	—	MPC · JPL
2004 DG₇₇	27 February 2004	M. W. Buie (695)	154	cubewano (hot)	44.0	0.13	48	38.1	49.8	—	MPC · JPL
2004 DH₆₄	26 February 2004	M. W. Buie (695)	306	cubewano (cold)	46.4	0.10	4	42.0	50.9	—	MPC · JPL
2004 DK₆₄	26 February 2004	M. W. Buie (695)	147	cubewano (hot)	43.6	0.10	19	39.3	48.0	—	MPC · JPL
2004 DK₇₁	27 February 2004	M. W. Buie (695)	154	cubewano (hot)	44.3	0.09	6	40.4	48.3	—	MPC · JPL
2004 DL₆₄	26 February 2004	M. W. Buie (695)	176	cubewano (cold)	45.4	0.06	1	42.7	48.0	—	MPC · JPL
2004 DL₇₁	27 February 2004	M. W. Buie (695)	168	cubewano (cold)	44.2	0.00	2	44.2	44.2	—	MPC · JPL
2004 DM₆₄	26 February 2004	M. W. Buie (695)	176	cubewano (cold)	45.1	0.14	4	38.8	51.3	—	MPC · JPL
2004 DM₇₁	27 February 2004	M. W. Buie (695)	147	cubewano (cold)	43.2	0.03	2	41.9	44.5	—	MPC · JPL
2004 DN₆₄	26 February 2004	M. W. Buie (695)	134	cubewano (cold)	43.8	0.04	2	42.1	45.5	—	MPC · JPL
2004 EG₉₆	14 March 2004	M. W. Buie (695)	117	res · 2:5	56.2	0.43	16	32.1	80.4	BR-mag: 1.39; taxonomy: BR-IR	MPC · JPL
2004 EJ₉₆	15 March 2004	M. W. Buie (695)	111	plutino	39.9	0.25	9	30.1	49.7	—	MPC · JPL
2004 EO₉₅	14 March 2004	M. W. Buie (695)	267	cubewano (cold)	43.7	0.04	3	42.0	45.5	—	MPC · JPL
2004 EP₉₅	14 March 2004	M. W. Buie (695)	168	cubewano (hot)	43.8	0.04	10	42.1	45.5	—	MPC · JPL
2004 EQ₉₅	15 March 2004	M. W. Buie (695)	147	cubewano (hot)	44.7	0.06	6	41.9	47.4	—	MPC · JPL
2004 ER₉₅	15 March 2004	M. W. Buie (695)	243	cubewano (cold)	44.5	0.16	3	37.4	51.6	—	MPC · JPL
2004 ES₉₅	15 March 2004	M. W. Buie (695)	193	cubewano (cold)	45.6	0.15	4	38.9	52.3	—	MPC · JPL
2004 ET₉₅	15 March 2004	M. W. Buie (695)	154	cubewano (cold)	43.8	0.04	2	42.1	45.5	—	MPC · JPL
2004 EV₉₅	15 March 2004	M. W. Buie (695)	134	plutino	39.7	0.18	12	32.5	46.8	—	MPC · JPL
2004 FU₁₄₈	16 March 2004	M. W. Buie (695)	134	plutino	39.9	0.23	17	30.5	49.2	—	MPC · JPL
2004 FW₁₆₄	20 March 2004	Mauna Kea Obs. (568)	106	plutino	39.8	0.16	9	33.3	46.2	—	MPC · JPL
2004 HA₇₉	26 April 2004	CFEPS (568)	161	plutino	39.5	0.24	23	30.0	49.0	—	MPC · JPL
2004 HB₇₉	26 April 2004	CFEPS (568)	81	plutino	39.6	0.24	3	30.3	49.0	—	MPC · JPL
2004 HC₇₉	22 April 2004	B. Gladman (568)	168	cubewano (cold)	46.8	0.17	1	39.0	54.7	—	MPC · JPL
2004 HD₇₉	22 April 2004	B. Gladman (568)	243	cubewano (cold)	46.3	0.03	1	45.1	47.5	binary: 206 km	MPC · JPL
2004 HE₇₉	24 April 2004	B. Gladman (568)	154	cubewano (cold)	44.7	0.10	3	40.0	49.4	—	MPC · JPL
2004 HG₇₉	24 April 2004	B. Gladman (568)	185	cubewano (cold)	44.6	0.03	4	43.2	45.9	—	MPC · JPL
2004 HH₇₉	24 April 2004	B. Gladman (568)	176	cubewano (hot)	43.6	0.06	9	40.9	46.3	—	MPC · JPL
2004 HK₇₉	26 April 2004	B. Gladman (568)	129	cubewano (cold)	44.3	0.09	2	40.4	48.1	binary: 129 km	MPC · JPL
2004 HL₇₉	26 April 2004	B. Gladman (568)	140	cubewano (hot)	42.4	0.07	17	39.2	45.5	—	MPC · JPL
2004 HM₇₉	26 April 2004	CFEPS (568)	140	res · 3:4	36.7	0.07	1	34.0	39.4	BR-mag: 1.29; taxonomy: BR	MPC · JPL
2004 HN₇₉	26 April 2004	CFEPS (568)	168	other TNO	46.1	0.24	12	35.2	56.9	—	MPC · JPL
2004 HO₇₉	22 April 2004	CFEPS (568)	154	res · 2:5	55.8	0.41	6	32.7	78.9	BR-mag: 1.52; taxonomy: IR-RR	MPC · JPL
2004 HP₇₉	26 April 2004	CFEPS (568)	212	twotino	48.0	0.19	2	38.9	57.2	—	MPC · JPL
2004 HQ₇₉	26 April 2004	CFEPS (568)	122	SDO	64.1	0.43	7	36.6	91.7	—	MPC · JPL
2004 HX₇₈	24 April 2004	CFEPS (568)	122	plutino	39.8	0.16	16	33.4	46.1	—	MPC · JPL
2004 HY₇₈	26 April 2004	CFEPS (568)	97	plutino	39.6	0.20	13	31.6	47.6	—	MPC · JPL
2004 HZ₇₈	26 April 2004	CFEPS (568)	154	plutino	39.9	0.16	13	33.6	46.2	—	MPC · JPL
2004 KB₁₉	24 May 2004	CFEPS (568)	147	plutino	39.8	0.22	17	31.0	48.7	binary: 100 km	MPC · JPL
2004 KC₁₉	24 May 2004	CFEPS (568)	101	plutino	39.7	0.24	6	30.0	49.3	—	MPC · JPL
2004 KD₁₉	24 May 2004	B. Gladman (568)	147	other TNO	38.5	0.01	2	38.2	38.9	—	MPC · JPL
2004 KE₁₉	24 May 2004	B. Gladman (568)	184	cubewano (cold)	44.7	0.06	1	42.2	47.2	binary: 123 km	MPC · JPL
2004 KF₁₉	24 May 2004	B. Gladman (568)	185	cubewano (cold)	44.5	0.07	0	41.3	47.7	—	MPC · JPL
2004 KG₁₉	24 May 2004	B. Gladman (568)	147	cubewano (cold)	43.6	0.03	1	42.4	44.8	—	MPC · JPL
2004 KH₁₉	24 May 2004	B. Gladman (568)	232	other TNO	41.0	0.11	35	36.4	45.6	binary: 135 km	MPC · JPL
2004 KJ₁₉	24 May 2004	B. Gladman (568)	168	other TNO	47.5	0.24	24	35.9	59.0	—	MPC · JPL
2004 KK₁₉	24 May 2004	CFEPS (568)	161	cubewano (cold)	42.7	0.14	5	36.9	48.5	—	MPC · JPL
2004 KL₁₉	24 May 2004	CFEPS (568)	81	twotino	48.2	0.33	6	32.3	64.2	—	MPC · JPL
2004 KM₁₉	24 May 2004	CFEPS (568)	101	twotino	48.3	0.30	2	33.8	62.7	—	MPC · JPL
2004 KV18	24 May 2004	P. A. Wiegert (568)	74	NT · L₅	30.4	0.19	14	24.8	36.1	—	MPC · JPL
2004 KZ₁₈	24 May 2004	P. A. Wiegert A. Papadimos (568)	93	res · 2:5	56.2	0.39	23	34.3	78.1	—	MPC · JPL
2004 LV₃₁	9 June 2004	M. W. Buie (568)	77	cubewano (hot)	44.4	0.13	7	38.7	50.0	—	MPC · JPL
2004 LW₃₁	9 June 2004	M. W. Buie (568)	185	cubewano (cold)	46.9	0.09	3	42.9	50.9	—	MPC · JPL
2004 MS₈	24 June 2004	CFEPS (568)	97	plutino	39.7	0.30	12	27.7	51.6	—	MPC · JPL
2004 MT₈	24 June 2004	B. Gladman (568)	222	cubewano (cold)	43.4	0.04	2	41.8	44.9	—	MPC · JPL
2004 MU₈	24 June 2004	B. Gladman (568)	209	cubewano (cold)	45.1	0.07	4	41.8	48.5	binary: 186 km	MPC · JPL
2004 MV₈	24 June 2004	B. Gladman (568)	176	other TNO	47.6	0.18	27	39.0	56.2	—	MPC · JPL
2004 MW₈	24 June 2004	CFEPS (568)	81	centaur	33.7	0.33	8	22.4	44.9	—	MPC · JPL
2004 OJ₁₄	17 July 2004	M. W. Buie (807)	232	SDO	55.8	0.29	22	39.3	72.2	BR-mag: 1.42; taxonomy: IR	MPC · JPL
2004 OL₁₂	16 July 2004	M. W. Buie (807)	267	cubewano (cold)	43.6	0.00	3	43.6	43.6	—	MPC · JPL
2004 OL₁₄	17 July 2004	M. W. Buie (807)	97	other TNO	49.2	0.31	21	33.9	64.4	—	MPC · JPL
2004 OP₁₅	24 July 2004	B. Gladman (568)	185	other TNO	38.8	0.06	23	36.6	40.9	—	MPC · JPL
2004 OQ₁₅	22 July 2004	CFEPS (568)	193	res · 4:7	43.9	0.13	10	38.3	49.6	BR-mag: 1.36; taxonomy: BR-IR	MPC · JPL
2004 OS₁₅	22 July 2004	CFEPS (568)	161	SDO	56.5	0.33	4	38.1	74.9	—	MPC · JPL
2004 PA₁₀₈	14 August 2004	M. W. Buie (807)	243	centaur?	54.0	0.46	1	29.3	78.7	—	MPC · JPL
2004 PA₁₁₂	13 August 2004	M. W. Buie (807)	134	other TNO	38.9	0.11	33	34.7	43.1	—	MPC · JPL
2004 PB₁₀₈	14 August 2004	M. W. Buie (807)	243	cubewano (hot)	45.3	0.11	20	40.3	50.2	albedo: 0.035; binary: 132 km	MPC · JPL
2004 PC₁₁₂	13 August 2004	M. W. Buie (807)	175	cubewano (cold)	44.3	0.04	2	42.5	46.2	—	MPC · JPL
2004 PD₁₁₂	13 August 2004	M. W. Buie (807)	267	SDO	64.3	0.32	7	43.6	85.0	—	MPC · JPL
2004 PE₁₁₂	13 August 2004	M. W. Buie (807)	202	cubewano (cold)	45.9	0.00	4	45.9	45.9	—	MPC · JPL
2004 PF₁₁₂	14 August 2004	M. W. Buie (807)	202	cubewano (cold)	44.9	0.09	2	41.0	48.8	—	MPC · JPL
2004 PS₁₀₇	12 August 2004	M. W. Buie (807)	134	other TNO	48.3	0.25	25	36.3	60.2	—	MPC · JPL
2004 PT₁₁₇	15 August 2004	B. Gladman (568)	202	cubewano (cold)	43.2	0.04	1	41.4	45.0	—	MPC · JPL
2004 PU₁₀₇	13 August 2004	M. W. Buie (807)	202	cubewano (cold)	45.0	0.03	5	43.5	46.5	—	MPC · JPL
2004 PU₁₁₇	15 August 2004	B. Gladman (568)	193	cubewano (cold)	43.0	0.02	2	42.3	43.8	—	MPC · JPL
2004 PV₁₀₇	13 August 2004	M. W. Buie (807)	293	cubewano (hot)	44.7	0.13	32	39.0	50.5	—	MPC · JPL
2004 PV₁₁₇	15 August 2004	B. Gladman (568)	203	cubewano (cold)	46.3	0.16	4	39.0	53.7	binary: 89 km	MPC · JPL
2004 PW₁₀₇	13 August 2004	M. W. Buie (807)	168	cubewano (cold)	43.9	0.13	3	38.0	49.8	BR-mag: 1.81; taxonomy: RR-IR	MPC · JPL
2004 PW₁₁₇	15 August 2004	B. Gladman (568)	196	cubewano (cold)	43.8	0.06	2	41.3	46.3	binary: 141 km	MPC · JPL
2004 PX₁₀₇	14 August 2004	M. W. Buie (807)	161	cubewano (cold)	43.9	0.06	3	41.2	46.5	—	MPC · JPL
2004 PX₁₁₇	15 August 2004	B. Gladman (568)	172	cubewano (cold)	44.5	0.10	4	40.1	48.9	binary: 139 km	MPC · JPL
2004 PY₁₀₇	14 August 2004	M. W. Buie (807)	222	cubewano (cold)	44.6	0.10	2	40.1	49.1	—	MPC · JPL
2004 PY₁₁₁	12 August 2004	M. W. Buie (807)	212	cubewano (hot)	44.3	0.08	10	40.6	48.1	—	MPC · JPL
2004 PY₁₁₇	15 August 2004	CFEPS (568)	161	other TNO	40.2	0.29	23	28.7	51.8	—	MPC · JPL
2004 PZ₁₀₇	14 August 2004	M. W. Buie (807)	140	cubewano (hot)	46.0	0.19	11	37.2	54.8	—	MPC · JPL
2004 PZ₁₁₁	12 August 2004	M. W. Buie (807)	168	cubewano (hot)	43.6	0.12	5	38.2	49.0	—	MPC · JPL
2004 QE₂₉	19 August 2004	B. Gladman (568)	140	cubewano (hot)	41.0	0.09	24	37.4	44.6	—	MPC · JPL
2004 QG₂₉	19 August 2004	CFEPS (568)	117	other TNO	48.7	0.24	27	37.0	60.4	—	MPC · JPL
2004 QH₂₉	19 August 2004	CFEPS (568)	154	other TNO	51.0	0.23	12	39.3	62.7	—	MPC · JPL
2004 SC₆₀	22 September 2004	H. G. Roe M. E. Brown K. M. Barkume (675)	161	res · 4:7	43.5	0.26	1	32.1	55.0	—	MPC · JPL
2004 TB₃₅₈	15 October 2004	M. W. Buie (695)	168	cubewano (cold)	43.8	0.07	2	40.5	47.1	—	MPC · JPL
2004 TE₂₈₂	15 October 2004	M. W. Buie (695)	97	other TNO	34.3	0.15	21	29.0	39.5	—	MPC · JPL
2004 TF₂₈₂	15 October 2004	M. W. Buie (695)	243	SDO	80.1	0.51	23	39.3	121	—	MPC · JPL
2004 TT₃₅₇	15 October 2004	M. W. Buie (695)	111	res · 2:5	54.9	0.43	9	31.4	78.3	BR-mag: 1.50; taxonomy: IR	MPC · JPL
2004 TU₃₅₇	15 October 2004	M. W. Buie (695)	111	centaur	43.3	0.37	7	27.4	59.2	—	MPC · JPL
2004 TV₃₅₇	15 October 2004	M. W. Buie (695)	185	twotino	47.4	0.27	10	34.5	60.4	BR-mag: 1.07; taxonomy: BB	MPC · JPL
2004 TW₃₅₇	15 October 2004	M. W. Buie (695)	122	plutino?	39.5	0.19	32	32.0	47.0	—	MPC · JPL
2004 TX₃₅₇	15 October 2004	M. W. Buie (695)	101	res · 3:4	36.4	0.21	16	28.9	43.9	BR-mag: 1.55; taxonomy: IR	MPC · JPL
2004 UD₁₀	18 October 2004	M. W. Buie (695)	202	cubewano (cold)	42.6	0.04	4	40.9	44.4	—	MPC · JPL
2004 UE₁₀	18 October 2004	M. W. Buie (695)	128	plutino?	39.4	0.11	19	34.9	44.0	—	MPC · JPL
2004 UF₁₀	18 October 2004	M. W. Buie (695)	122	plutino?	39.4	0.13	5	34.3	44.5	—	MPC · JPL
2004 US₁₀	17 October 2004	C. Trujillo S. S. Sheppard (304)	61	plutino	39.4	0.22	10	30.9	48.0	—	MPC · JPL
2004 UT₁₀	17 October 2004	C. Trujillo S. S. Sheppard (304)	176	twotino?	47.9	0.28	15	34.6	61.1	—	MPC · JPL
2004 UU₁₀	17 October 2004	C. Trujillo S. S. Sheppard (304)	77	cubewano (cold)	45.9	0.00	2	45.9	45.9	—	MPC · JPL
2004 UW₁₀	17 October 2004	Las Campanas Obs. (304)	35	plutino?	39.5	0.25	5	29.6	49.3	—	MPC · JPL
2004 VA₇₆	9 November 2004	M. W. Buie (695)	193	cubewano (cold)	43.9	0.00	1	43.9	43.9	—	MPC · JPL
2004 VA₁₃₁	9 November 2004	B. Gladman (568)	154	cubewano (cold)	45.3	0.09	1	41.1	49.5	—	MPC · JPL
2004 VB₁₃₁	9 November 2004	B. Gladman (568)	222	cubewano (cold)	44.0	0.08	2	40.6	47.4	—	MPC · JPL
2004 VC₁₃₁	9 November 2004	B. Gladman (568)	255	cubewano (cold)	43.7	0.07	1	40.7	46.8	—	MPC · JPL
2004 VD₁₃₁	9 November 2004	B. Gladman (568)	222	cubewano (cold)	46.1	0.13	4	40.3	51.9	—	MPC · JPL
2004 VE₁₃₁	9 November 2004	CFEPS (568)	134	res · 3:5	42.0	0.25	5	31.3	52.7	—	MPC · JPL
2004 VF₁₃₁	9 November 2004	CFEPS (568)	193	res · 4:7	43.5	0.22	1	34.1	52.9	—	MPC · JPL
2004 VG₁₃₁	9 November 2004	CFEPS (568)	88	SDO	63.6	0.50	14	31.6	95.6	—	MPC · JPL
2004 VH₁₃₁	9 November 2004	CFEPS (568)	51	centaur	59.7	0.63	12	22.2	97.2	—	MPC · JPL
2004 VK₇₈	11 November 2004	M. W. Buie (695)	117	twotino	47.5	0.33	2	31.9	63.0	—	MPC · JPL
2004 VL₇₈	11 November 2004	M. W. Buie (695)	101	plutino?	39.3	0.23	19	30.1	48.4	—	MPC · JPL
2004 VM₇₈	11 November 2004	M. W. Buie (695)	185	cubewano (hot)	44.4	0.00	32	44.4	44.4	—	MPC · JPL
2004 VM₁₃₁	9 November 2004	CFEPS (568)	93	centaur	67.8	0.70	14	20.6	115	—	MPC · JPL
2004 VN₇₈	11 November 2004	M. W. Buie (695)	111	plutino?	39.4	0.18	3	32.3	46.4	—	MPC · JPL
2004 VU₇₅	9 November 2004	M. W. Buie (695)	202	cubewano (cold)	43.5	0.14	3	37.6	49.5	—	MPC · JPL
2004 VU₁₃₀	9 November 2004	P. A. Wiegert A. Papadimos (568)	185	res · 1:3	62.0	0.43	8	35.3	88.8	—	MPC · JPL
2004 VU₁₃₁	9 November 2004	OSSOS (568)	147	cubewano (cold)	45.3	0.09	1	41.1	49.6	—	MPC · JPL
2004 VV₇₅	9 November 2004	M. W. Buie (695)	81	plutino?	39.7	0.29	10	28.3	51.0	—	MPC · JPL
2004 VV₁₃₀	9 November 2004	P. A. Wiegert A. Papadimos (568)	140	plutino	39.3	0.18	24	32.0	46.5	—	MPC · JPL
2004 VV₁₃₁	9 November 2004	OSSOS (568)	232	cubewano (cold)	44.0	0.08	2	40.6	47.4	—	MPC · JPL
2004 VW₇₅	9 November 2004	M. W. Buie (695)	81	plutino?	39.3	0.23	23	30.3	48.3	—	MPC · JPL
2004 VX₇₅	9 November 2004	M. W. Buie (695)	168	cubewano (hot)	43.8	0.12	21	38.5	49.2	—	MPC · JPL
2004 VX₁₃₀	9 November 2004	CFEPS (568)	128	plutino	39.3	0.21	6	31.1	47.5	—	MPC · JPL
2004 VY₇₅	9 November 2004	M. W. Buie (695)	185	cubewano (hot)	45.5	0.08	13	42.0	49.1	—	MPC · JPL
2004 VY₁₃₀	9 November 2004	CFEPS (568)	106	plutino	39.1	0.27	10	28.4	49.8	—	MPC · JPL
2004 VZ₇₅	9 November 2004	M. W. Buie (695)	232	plutino	39.3	0.19	5	31.7	46.9	—	MPC · JPL
2004 VZ₁₃₀	9 November 2004	CFEPS (568)	74	plutino	39.4	0.28	12	28.3	50.5	—	MPC · JPL
2004 XR190	11 December 2004	Mauna Kea Obs. (568)	612	SDO	57.3	0.11	47	51.1	63.4	BR-mag: 1.24; taxonomy: BR	MPC · JPL
2004 XW₁₈₆	12 December 2004	S. S. Sheppard D. C. Jewitt (568)	81	cubewano (cold)	45.7	0.04	1	43.6	47.7	—	MPC · JPL
2004 XX₁₈₆	12 December 2004	S. S. Sheppard D. C. Jewitt (568)	84	cubewano (cold)	46.9	0.00	2	46.9	46.9	—	MPC · JPL
2004 XX₁₉₀	11 December 2004	Mauna Kea Obs. (568)	193	cubewano (cold)	44.9	0.10	2	40.4	49.5	—	MPC · JPL
2004 XY₁₈₆	12 December 2004	S. S. Sheppard D. C. Jewitt (568)	49	plutino?	39.5	0.14	21	34.1	44.8	—	MPC · JPL
2004 XZ₁₈₆	12 December 2004	S. S. Sheppard D. C. Jewitt (568)	44	plutino?	39.6	0.34	11	26.0	53.3	—	MPC · JPL

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References

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Trans-Neptunian objects
TNO classes	Cubewanos Scattered-disc objects Detached objects Resonant objects Neptune trojans Plutinos Twotinos TNO moons
Dwarf planets (moons)	Pluto Charon Styx Nix Kerberos Hydra Haumea Namaka Hiʻiaka Makemake S/2015 (136472) 1 Eris Dysnomia
Sednoids	90377 Sedna 2012 VP113 541132 Leleākūhonua