List of unnumbered minor planets: 2003 U (380–429)

This is a partial list of unnumbered minor planets for principal provisional designations assigned during 16–31 October 2003. Since this period yielded a high number of provisional discoveries, it is further split into several standalone pages. As of February 2022^[update], a total of 471 bodies remain unnumbered for this period.^[1]^[2]^[3] Objects for this year are listed on the following pages: A–E · F–G · H–L · M–R · S_i · S_ii · S_iii · S_iv · T · U_i · U_ii · U_iii · U_iv · V · W_i · W_ii and X–Y. Also see previous and next year.

Near-Earth obj.	MBA (inner)	MBA (outer)	Centaur
Mars-crosser	MBA (middle)	Jupiter trojan	Trans-Neptunian obj.
Unclassified

U

U	Designation	Class	Physical		Observations				Description and notes	Ref
U	Designation	Class	H	D	Opp.	Arc	Last	Used	Description and notes	Ref

0	2003 UG380	MBA-O	16.9	2.3 km	multiple	2003–2021	05 Jan 2021	50	Disc.: SDSS Alt.: 2008 ON5	MPC · JPL
–	2003 UJ380	MBA-M	19.1	640 m	single	5 days	24 Oct 2003	6	Disc.: SDSS	MPC · JPL
0	2003 UK380	MBA-I	18.4	620 m	multiple	2003–2020	23 Mar 2020	51	Disc.: SDSS	MPC · JPL
0	2003 UP380	MBA-M	17.95	1.4 km	multiple	2003–2021	03 Oct 2021	65	Disc.: SDSS	MPC · JPL
2	2003 UR380	HIL	16.8	2.4 km	multiple	2003–2019	28 Nov 2019	38	Disc.: SDSS	MPC · JPL
0	2003 US380	MBA-O	17.0	2.2 km	multiple	2003–2021	17 Jan 2021	90	Disc.: SDSS Alt.: 2016 CW53	MPC · JPL
0	2003 UF381	MBA-O	17.1	2.1 km	multiple	2003–2019	26 Sep 2019	47	Disc.: SDSS Alt.: 2016 EK45	MPC · JPL
0	2003 UM381	MBA-I	18.3	650 m	multiple	2003–2021	03 Oct 2021	89	Disc.: SDSS Alt.: 2006 KM156, 2010 GU162, 2014 UT38	MPC · JPL
1	2003 UT381	MBA-M	18.2	960 m	multiple	2003–2020	10 Dec 2020	51	Disc.: SDSS	MPC · JPL
0	2003 UU381	MBA-O	17.50	1.8 km	multiple	2003–2021	18 Apr 2021	61	Disc.: SDSS	MPC · JPL
–	2003 UX381	MBA-I	20.5	240 m	single	24 days	24 Oct 2003	11	Disc.: SDSS	MPC · JPL
0	2003 UA382	MBA-O	16.4	2.9 km	multiple	2003–2020	19 Jan 2020	82	Disc.: SDSS Alt.: 2011 SP126	MPC · JPL
0	2003 UE382	MBA-I	19.23	420 m	multiple	1996–2021	08 Nov 2021	41	Disc.: SDSS	MPC · JPL
0	2003 UQ382	MBA-I	18.2	680 m	multiple	2000–2021	18 Jan 2021	79	Disc.: SDSS	MPC · JPL
0	2003 US382	MBA-M	16.7	2.5 km	multiple	2001–2021	11 Oct 2021	215	Disc.: SDSS Alt.: 2010 JS144	MPC · JPL
0	2003 UX382	MBA-M	18.47	600 m	multiple	2003–2021	17 Jan 2021	58	Disc.: SDSS Added on 11 May 2021 Alt.: 2009 DK103, 2020 YC8	MPC · JPL
2	2003 UY382	MBA-O	17.1	2.1 km	multiple	2003–2020	27 Jan 2020	101	Disc.: LONEOS Alt.: 2003 TH59, 2019 SS11	MPC · JPL
–	2003 UA383	MBA-M	19.8	330 m	single	4 days	23 Oct 2003	6	Disc.: SDSS	MPC · JPL
0	2003 UE383	MBA-I	19.23	420 m	multiple	2003–2021	06 Nov 2021	44	Disc.: SDSS Added on 5 November 2021	MPC · JPL
0	2003 UJ383	MBA-I	18.8	520 m	multiple	1996–2020	13 Sep 2020	46	Disc.: SDSS	MPC · JPL
0	2003 UP383	MBA-I	18.5	590 m	multiple	2003–2020	12 Jul 2020	50	Disc.: SDSS	MPC · JPL
0	2003 UT383	MBA-M	16.7	1.4 km	multiple	2003–2021	05 Jan 2021	149	Disc.: SDSS Alt.: 2005 AT36, 2008 YV3	MPC · JPL
0	2003 UU383	MBA-M	18.7	540 m	multiple	2003–2020	24 Dec 2020	34	Disc.: SDSS Alt.: 2007 RP198	MPC · JPL
0	2003 UV383	MBA-M	18.44	1.1 km	multiple	2003–2021	24 Nov 2021	65	Disc.: SDSS	MPC · JPL
0	2003 UX383	MBA-O	17.2	2.0 km	multiple	2003–2020	18 Dec 2020	109	Disc.: SDSS Alt.: 2014 WR250, 2016 CD237	MPC · JPL
0	2003 UB384	MBA-O	17.5	1.8 km	multiple	2003–2021	04 Jan 2021	37	Disc.: SDSS	MPC · JPL
0	2003 UC384	MBA-O	16.8	2.4 km	multiple	2003–2020	25 Oct 2020	30	Disc.: SDSS	MPC · JPL
0	2003 UD384	MBA-M	19.0	670 m	multiple	2003–2020	07 Nov 2020	36	Disc.: SDSS Alt.: 2020 PW33	MPC · JPL
0	2003 UE384	MBA-M	17.6	1.7 km	multiple	2003–2020	22 Apr 2020	31	Disc.: SDSS	MPC · JPL
0	2003 UF384	MBA-O	16.6	2.7 km	multiple	2003–2020	17 Oct 2020	83	Disc.: SDSS Alt.: 2014 RR14	MPC · JPL
0	2003 UK384	MBA-M	18.5	840 m	multiple	2003–2020	18 Oct 2020	51	Disc.: SDSS	MPC · JPL
0	2003 UL384	MBA-M	17.44	1.4 km	multiple	2003–2022	27 Jan 2022	93	Disc.: SDSS Added on 22 July 2020	MPC · JPL
0	2003 UM384	MBA-O	17.3	1.9 km	multiple	2003–2020	21 Jan 2020	64	Disc.: SDSS	MPC · JPL
0	2003 UN384	MBA-M	17.6	1.3 km	multiple	2003–2020	12 Sep 2020	79	Disc.: SDSS	MPC · JPL
–	2003 UP384	MBA-I	19.8	330 m	single	4 days	23 Oct 2003	6	Disc.: SDSS	MPC · JPL
0	2003 US384	MBA-O	17.1	2.1 km	multiple	2003–2019	26 Nov 2019	37	Disc.: SDSS	MPC · JPL
3	2003 UX384	MBA-M	18.4	1.2 km	multiple	2003–2017	09 Dec 2017	26	Disc.: SDSS Alt.: 2017 XB47	MPC · JPL
0	2003 UZ384	MBA-O	17.2	2.0 km	multiple	2003–2021	16 Jan 2021	42	Disc.: SDSS	MPC · JPL
2	2003 UC385	HIL	16.9	2.3 km	multiple	2003–2019	24 Dec 2019	37	Disc.: SDSS	MPC · JPL
3	2003 UF385	MBA-O	18.1	1.3 km	multiple	2003–2018	03 Nov 2018	42	Disc.: SDSS Alt.: 2008 UE86	MPC · JPL
0	2003 UG385	MBA-M	17.4	980 m	multiple	2003–2021	22 Jan 2021	114	Disc.: SDSS	MPC · JPL
0	2003 UJ385	MBA-M	17.8	820 m	multiple	2003–2020	17 Dec 2020	24	Disc.: SDSS Alt.: 2007 RA255	MPC · JPL
0	2003 UL385	MBA-M	18.3	650 m	multiple	2003–2019	28 Oct 2019	42	Disc.: SDSS	MPC · JPL
2	2003 UO385	MBA-M	19.0	670 m	multiple	2003–2020	14 Nov 2020	28	Disc.: SDSS	MPC · JPL
0	2003 UT385	MBA-M	17.47	1.8 km	multiple	2003–2021	13 Jul 2021	64	Disc.: SDSS	MPC · JPL
0	2003 UV385	MBA-M	17.68	1.6 km	multiple	2003–2021	06 Nov 2021	60	Disc.: SDSS Added on 22 July 2020	MPC · JPL
0	2003 UX385	MBA-M	17.79	1.2 km	multiple	2003–2021	07 Nov 2021	45	Disc.: SDSS Added on 13 September 2020	MPC · JPL
0	2003 UZ385	MBA-I	18.36	630 m	multiple	2001–2021	28 Sep 2021	67	Disc.: SDSS	MPC · JPL
0	2003 UF386	HUN	18.5	590 m	multiple	2003–2020	11 Dec 2020	63	Disc.: SDSS	MPC · JPL
1	2003 UJ386	MBA-M	18.30	1.2 km	multiple	2003–2021	06 Oct 2021	48	Disc.: SDSS Added on 5 November 2021	MPC · JPL
0	2003 UL386	MBA-M	17.90	1.1 km	multiple	2003–2021	26 Nov 2021	43	Disc.: SDSS Alt.: 2012 UA52, 2014 DH90	MPC · JPL
0	2003 UM386	MBA-M	17.8	820 m	multiple	2003–2021	09 Jan 2021	66	Disc.: SDSS	MPC · JPL
0	2003 UO386	MBA-O	16.07	3.4 km	multiple	2003–2021	10 Nov 2021	72	Disc.: SDSS	MPC · JPL
0	2003 UQ386	MBA-O	17.7	1.6 km	multiple	2003–2020	27 Jan 2020	36	Disc.: SDSS Added on 22 July 2020 Alt.: 2015 AT228	MPC · JPL
0	2003 US386	MBA-I	19.43	390 m	multiple	2003–2022	25 Jan 2022	69	Disc.: SDSS Alt.: 2010 TV124	MPC · JPL
1	2003 UU386	MBA-M	18.9	490 m	multiple	2003–2019	28 Nov 2019	50	Disc.: SDSS Alt.: 2007 TN340	MPC · JPL
0	2003 UW386	MBA-M	18.62	560 m	multiple	2003–2021	15 Apr 2021	50	Disc.: SDSS Added on 22 July 2020 Alt.: 2017 FW131	MPC · JPL
0	2003 UA387	MBA-O	17.4	1.8 km	multiple	2003–2019	03 Oct 2019	62	Disc.: SDSS	MPC · JPL
0	2003 UD387	MBA-I	19.3	410 m	multiple	2003–2020	19 Oct 2020	24	Disc.: SDSS Added on 17 January 2021	MPC · JPL
0	2003 UF387	MBA-O	16.6	2.7 km	multiple	2003–2021	04 Jan 2021	124	Disc.: SDSS	MPC · JPL
0	2003 UK387	MBA-O	16.7	2.5 km	multiple	2003–2019	08 Nov 2019	116	Disc.: SDSS Alt.: 2014 WW422	MPC · JPL
0	2003 UL387	MBA-O	17.18	2.0 km	multiple	2003–2021	28 Nov 2021	38	Disc.: SDSS Added on 19 October 2020	MPC · JPL
0	2003 UM387	MBA-O	16.18	3.2 km	multiple	2003–2021	08 Dec 2021	145	Disc.: SDSS Alt.: 2010 BX25	MPC · JPL
0	2003 UP387	MBA-M	17.98	1.4 km	multiple	2003–2021	10 Nov 2021	45	Disc.: SDSS	MPC · JPL
0	2003 UQ387	MBA-I	18.47	600 m	multiple	2003–2022	26 Jan 2022	53	Disc.: SDSS	MPC · JPL
0	2003 UR387	MBA-I	18.6	570 m	multiple	2003–2020	12 Sep 2020	66	Disc.: SDSS Alt.: 2015 BJ478	MPC · JPL
0	2003 UV387	MBA-M	17.14	2.1 km	multiple	2003–2021	28 Oct 2021	42	Disc.: SDSS Added on 30 September 2021	MPC · JPL
0	2003 UX387	MBA-M	18.0	1.1 km	multiple	2003–2020	17 Sep 2020	64	Disc.: Kitt Peak Obs. Alt.: 2018 FV22	MPC · JPL
0	2003 UZ387	MBA-O	17.4	1.8 km	multiple	2003–2019	26 Nov 2019	25	Disc.: SDSS Added on 17 January 2021	MPC · JPL
2	2003 UA388	MBA-I	19.4	390 m	multiple	2003–2019	28 Nov 2019	18	Disc.: SDSS	MPC · JPL
0	2003 UB388	MBA-O	16.6	2.7 km	multiple	2003–2021	06 Jan 2021	93	Disc.: SDSS Alt.: 2015 XC127	MPC · JPL
0	2003 UE388	MBA-O	16.6	2.7 km	multiple	2003–2019	28 Nov 2019	130	Disc.: Spacewatch Alt.: 2010 EZ26, 2016 AN162, 2017 HL34	MPC · JPL
0	2003 UK388	MBA-I	18.83	510 m	multiple	2003–2021	10 Nov 2021	49	Disc.: SDSS Added on 22 July 2020 Alt.: 2014 WX458	MPC · JPL
0	2003 UL388	MBA-O	16.7	2.5 km	multiple	2003–2021	18 Jan 2021	96	Disc.: SDSS Alt.: 2014 WL108	MPC · JPL
1	2003 UP388	MBA-M	18.26	940 m	multiple	2003–2021	08 Dec 2021	46	Disc.: SDSS	MPC · JPL
3	2003 US388	MBA-M	17.6	1.3 km	multiple	2003–2020	14 Dec 2020	54	Disc.: Spacewatch Added on 17 January 2021	MPC · JPL
0	2003 UU388	MBA-I	18.80	520 m	multiple	2003–2021	27 Nov 2021	55	Disc.: Spacewatch Added on 5 November 2021 Alt.: 2021 RB70	MPC · JPL
0	2003 UZ388	MBA-I	18.59	570 m	multiple	2003–2021	08 Sep 2021	48	Disc.: SDSS Alt.: 2014 SL134	MPC · JPL
0	2003 UA389	MBA-M	16.71	2.5 km	multiple	1994–2021	30 Oct 2021	199	Disc.: SDSS Alt.: 2006 GG6, 2007 MM10, 2015 DS152	MPC · JPL
0	2003 UB389	MBA-O	16.7	2.5 km	multiple	2003–2021	04 Jan 2021	76	Disc.: SDSS	MPC · JPL
0	2003 UD389	MBA-O	17.2	2.0 km	multiple	2001–2020	07 Dec 2020	68	Disc.: SDSS Alt.: 2014 RA14	MPC · JPL
0	2003 UE389	MBA-O	16.9	2.3 km	multiple	2003–2019	29 Oct 2019	68	Disc.: SDSS	MPC · JPL
3	2003 UF389	MBA-M	18.6	800 m	multiple	2003–2020	20 Oct 2020	37	Disc.: SDSS Added on 17 January 2021	MPC · JPL
0	2003 UG389	MBA-M	17.91	1.5 km	multiple	2003–2021	06 Oct 2021	55	Disc.: SDSS	MPC · JPL
1	2003 UH389	MBA-O	17.4	1.8 km	multiple	2003–2020	10 Dec 2020	52	Disc.: SDSS	MPC · JPL
0	2003 UL389	MBA-M	18.43	1.1 km	multiple	2003–2021	08 Sep 2021	54	Disc.: SDSS Added on 21 August 2021	MPC · JPL
0	2003 UQ389	MBA-M	17.78	1.5 km	multiple	2003–2021	09 Sep 2021	63	Disc.: SDSS	MPC · JPL
0	2003 UR389	MBA-I	17.7	860 m	multiple	2003–2020	23 Jan 2020	76	Disc.: SDSS Added on 22 July 2020 Alt.: 2007 VU377	MPC · JPL
0	2003 UT389	MBA-O	17.28	1.9 km	multiple	2003–2021	11 Nov 2021	35	Disc.: SDSS Added on 17 January 2021	MPC · JPL
0	2003 UY389	MBA-O	16.97	2.2 km	multiple	2003–2021	30 Jul 2021	141	Disc.: SDSS Alt.: 2017 PV9, 2017 RK79	MPC · JPL
1	2003 UA390	MBA-M	18.50	1.1 km	multiple	2003–2021	31 Oct 2021	37	Disc.: SDSS Added on 5 November 2021	MPC · JPL
0	2003 UF390	MBA-M	17.2	1.5 km	multiple	1999–2021	06 Jan 2021	130	Disc.: SDSS Alt.: 2015 OJ55, 2017 BE61	MPC · JPL
0	2003 UL390	MBA-I	18.70	540 m	multiple	2003–2021	10 Feb 2021	54	Disc.: SDSS Added on 5 November 2021	MPC · JPL
0	2003 UM390	MBA-I	17.85	800 m	multiple	2003–2021	11 May 2021	80	Disc.: SDSS Alt.: 2013 EV8	MPC · JPL
1	2003 UN390	MBA-M	18.9	490 m	multiple	2003–2015	03 Oct 2015	29	Disc.: SDSS Alt.: 2015 PV79	MPC · JPL
0	2003 UP390	MBA-M	17.84	1.1 km	multiple	2003–2022	06 Jan 2022	59	Disc.: SDSS	MPC · JPL
0	2003 UQ390	MBA-O	17.2	2.0 km	multiple	2003–2021	19 Mar 2021	48	Disc.: SDSS	MPC · JPL
0	2003 UR390	MBA-I	18.9	490 m	multiple	2003–2019	06 Jul 2019	28	Disc.: SDSS Added on 17 January 2021	MPC · JPL
1	2003 US390	MBA-O	17.7	1.6 km	multiple	2003–2019	21 Oct 2019	21	Disc.: SDSS	MPC · JPL
0	2003 UX390	MBA-I	18.9	490 m	multiple	2003–2020	08 Dec 2020	39	Disc.: SDSS	MPC · JPL
0	2003 UY390	MBA-O	16.80	2.4 km	multiple	2003–2022	07 Jan 2022	142	Disc.: SDSS Alt.: 2010 DA69, 2014 QL292	MPC · JPL
0	2003 UZ390	MBA-O	17.0	2.2 km	multiple	2003–2020	20 Oct 2020	35	Disc.: SDSS Added on 17 June 2021 Alt.: 2020 SO62	MPC · JPL
0	2003 UB391	MBA-I	18.5	590 m	multiple	2003–2020	16 Sep 2020	77	Disc.: SDSS Added on 24 August 2020	MPC · JPL
0	2003 UC391	MBA-M	17.9	780 m	multiple	2003–2020	18 Dec 2020	36	Disc.: SDSS	MPC · JPL
0	2003 UE391	MBA-O	17.2	2.0 km	multiple	2003–2020	22 Mar 2020	64	Disc.: SDSS Alt.: 2013 YN103	MPC · JPL
0	2003 UP391	MBA-O	16.6	2.7 km	multiple	2003–2021	10 Jan 2021	94	Disc.: SDSS	MPC · JPL
1	2003 UV391	MBA-M	17.9	780 m	multiple	2003–2019	28 Sep 2019	47	Disc.: SDSS	MPC · JPL
1	2003 UY391	MBA-M	18.3	1.2 km	multiple	2003–2018	05 Jan 2018	63	Disc.: SDSS	MPC · JPL
0	2003 UZ391	MBA-I	18.3	650 m	multiple	2003–2020	05 Mar 2020	45	Disc.: SDSS	MPC · JPL
3	2003 UC392	MBA-I	18.8	520 m	multiple	2003–2021	30 Nov 2021	39	Disc.: SDSS	MPC · JPL
0	2003 UD392	MBA-O	17.48	1.8 km	multiple	2003–2021	15 Apr 2021	48	Disc.: SDSS Alt.: 2015 AJ172	MPC · JPL
0	2003 UN392	MBA-O	16.5	2.8 km	multiple	2003–2020	08 Dec 2020	108	Disc.: SDSS Alt.: 2008 SZ69	MPC · JPL
0	2003 UO392	MBA-O	17.0	2.2 km	multiple	2003–2019	24 Dec 2019	58	Disc.: SDSS Added on 11 May 2021 Alt.: 2014 WQ327	MPC · JPL
2	2003 UP392	MBA-O	17.2	2.0 km	multiple	2003–2019	26 Nov 2019	28	Disc.: SDSS	MPC · JPL
0	2003 UR392	MBA-O	17.3	1.9 km	multiple	2003–2019	28 Sep 2019	25	Disc.: SDSS	MPC · JPL
0	2003 UT392	MBA-O	16.9	2.3 km	multiple	2003–2020	17 Nov 2020	40	Disc.: SDSS Added on 17 January 2021 Alt.: 2014 SV201	MPC · JPL
–	2003 UU392	MBA-O	17.9	1.5 km	single	2 days	24 Oct 2003	6	Disc.: SDSS	MPC · JPL
0	2003 UA393	MBA-O	16.9	2.3 km	multiple	2003–2018	12 Oct 2018	54	Disc.: SDSS	MPC · JPL
4	2003 UC393	MBA-M	18.2	960 m	multiple	2003–2011	01 Aug 2011	18	Disc.: Kitt Peak Obs. Alt.: 2011 OM47	MPC · JPL
3	2003 UD393	MBA-M	19.0	470 m	multiple	2003–2019	29 Oct 2019	41	Disc.: SDSS	MPC · JPL
0	2003 UE393	MBA-O	16.6	2.7 km	multiple	2003–2019	03 Nov 2019	53	Disc.: SDSS Added on 22 July 2020 Alt.: 2008 TE81	MPC · JPL
0	2003 UF393	MBA-I	18.29	650 m	multiple	2003–2021	01 Oct 2021	56	Disc.: SDSS Alt.: 2014 WP253	MPC · JPL
0	2003 UH393	MBA-O	16.91	2.3 km	multiple	2003–2022	26 Jan 2022	63	Disc.: SDSS	MPC · JPL
0	2003 UL393	MBA-O	17.0	2.2 km	multiple	2003–2021	07 Jun 2021	87	Disc.: SDSS Alt.: 2010 HN37, 2015 AL250	MPC · JPL
0	2003 UO393	MBA-M	18.4	620 m	multiple	2001–2016	23 Dec 2016	54	Disc.: SDSS Alt.: 2011 RY4	MPC · JPL
0	2003 UQ393	MBA-O	16.8	2.4 km	multiple	2003–2021	15 Jan 2021	40	Disc.: SDSS	MPC · JPL
4	2003 US393	MBA-O	17.8	1.5 km	multiple	2003–2018	07 Sep 2018	17	Disc.: SDSS	MPC · JPL
0	2003 UV393	MBA-M	17.7	1.2 km	multiple	2003–2020	16 Oct 2020	47	Disc.: SDSS	MPC · JPL
0	2003 UX393	MBA-I	18.6	570 m	multiple	2003–2020	27 Jun 2020	40	Disc.: SDSS	MPC · JPL
0	2003 UC394	MBA-O	16.8	2.4 km	multiple	2003–2020	17 Oct 2020	62	Disc.: SDSS Alt.: 2014 SB23	MPC · JPL
0	2003 UH394	MBA-M	17.4	980 m	multiple	2003–2021	05 Jan 2021	78	Disc.: SDSS Alt.: 2009 DY71, 2017 BY12	MPC · JPL
0	2003 UQ394	MBA-O	17.08	2.1 km	multiple	2003–2022	26 Jan 2022	70	Disc.: SDSS	MPC · JPL
0	2003 UT394	MBA-O	17.2	2.0 km	multiple	2003–2020	11 Dec 2020	27	Disc.: SDSS	MPC · JPL
0	2003 UY394	MBA-O	17.1	2.1 km	multiple	2003–2020	27 Jan 2020	44	Disc.: SDSS	MPC · JPL
0	2003 UZ394	MBA-O	17.4	1.8 km	multiple	2003–2021	09 Jan 2021	37	Disc.: SDSS Alt.: 2014 WB317	MPC · JPL
0	2003 UA395	MBA-O	17.49	1.8 km	multiple	2003–2021	20 Mar 2021	71	Disc.: SDSS	MPC · JPL
0	2003 UB395	MBA-M	17.1	1.6 km	multiple	2003–2020	20 Nov 2020	110	Disc.: SDSS	MPC · JPL
0	2003 UC395	MBA-O	17.18	2.0 km	multiple	2001–2019	20 Dec 2019	42	Disc.: SDSS Added on 24 December 2021	MPC · JPL
0	2003 UE395	MBA-M	17.9	1.1 km	multiple	2003–2020	07 Dec 2020	68	Disc.: SDSS	MPC · JPL
0	2003 UH395	MBA-O	17.39	1.9 km	multiple	2003–2021	14 Apr 2021	54	Disc.: SDSS Alt.: 2016 GG189	MPC · JPL
2	2003 UL395	MBA-M	18.1	710 m	multiple	2003–2019	29 Oct 2019	18	Disc.: SDSS	MPC · JPL
0	2003 UO395	MBA-M	17.16	2.1 km	multiple	2001–2021	02 Dec 2021	99	Disc.: SDSS Alt.: 2006 KL75, 2014 DS28	MPC · JPL
0	2003 UQ395	MBA-M	17.9	780 m	multiple	2001–2021	12 Jan 2021	56	Disc.: SDSS Added on 22 July 2020	MPC · JPL
0	2003 UR395	MBA-M	17.0	1.2 km	multiple	2003–2021	04 Jan 2021	73	Disc.: SDSS	MPC · JPL
0	2003 UD396	MBA-I	17.4	980 m	multiple	1994–2020	14 Sep 2020	81	Disc.: SDSS Added on 13 September 2020	MPC · JPL
2	2003 UK396	MBA-M	19.1	450 m	multiple	2003–2019	19 Dec 2019	79	Disc.: SDSS Alt.: 2015 TB141	MPC · JPL
0	2003 UL396	MBA-O	16.6	2.7 km	multiple	2003–2020	23 Jan 2020	66	Disc.: SDSS Alt.: 2010 AK142	MPC · JPL
0	2003 UO396	MBA-O	16.8	2.4 km	multiple	2003–2021	06 Jan 2021	45	Disc.: SDSS	MPC · JPL
0	2003 UQ396	MBA-M	17.9	1.1 km	multiple	2003–2020	17 Nov 2020	25	Disc.: SDSS Added on 21 August 2021	MPC · JPL
2	2003 UV396	MBA-M	19.4	550 m	multiple	2003–2016	25 Oct 2016	15	Disc.: SDSS	MPC · JPL
0	2003 UW396	MBA-M	17.2	1.5 km	multiple	2003–2021	06 Jan 2021	87	Disc.: SDSS Added on 17 January 2021	MPC · JPL
0	2003 UA397	MBA-M	17.5	940 m	multiple	2003–2020	16 Dec 2020	41	Disc.: SDSS Added on 9 March 2021	MPC · JPL
0	2003 UB397	MBA-O	16.34	3.0 km	multiple	2003–2022	05 Jan 2022	110	Disc.: SDSS Alt.: 2014 QK291, 2016 AJ82	MPC · JPL
0	2003 UC397	MBA-O	16.7	2.5 km	multiple	2003–2020	26 Jan 2020	136	Disc.: SDSS Alt.: 2008 QW22	MPC · JPL
0	2003 UD397	MBA-M	17.6	1.3 km	multiple	2003–2020	21 Oct 2020	63	Disc.: SDSS Alt.: 2015 LL16	MPC · JPL
0	2003 UF397	MBA-M	17.3	1.0 km	multiple	2003–2020	21 Dec 2020	93	Disc.: SDSS Alt.: 2011 QE20	MPC · JPL
0	2003 UL397	MBA-O	16.8	2.4 km	multiple	2003–2021	07 Jun 2021	115	Disc.: SDSS Alt.: 2005 EB350, 2015 BH423	MPC · JPL
0	2003 UM397	MBA-M	17.8	1.2 km	multiple	2003–2021	07 Jan 2021	65	Disc.: SDSS Alt.: 2009 DD38	MPC · JPL
2	2003 UN397	MBA-O	16.9	2.3 km	multiple	2003–2020	06 Dec 2020	42	Disc.: SDSS Added on 11 May 2021 Alt.: 2009 XC30	MPC · JPL
0	2003 UV397	MBA-O	16.9	2.3 km	multiple	2003–2019	24 Dec 2019	47	Disc.: SDSS Alt.: 2010 AL52	MPC · JPL
0	2003 UX397	MBA-M	17.4	980 m	multiple	2003–2021	17 Jan 2021	41	Disc.: SDSS	MPC · JPL
2	2003 UY397	MBA-M	18.0	1.1 km	multiple	2003–2020	20 Dec 2020	41	Disc.: SDSS Added on 17 January 2021	MPC · JPL
0	2003 UZ397	MBA-O	16.21	3.2 km	multiple	2003–2022	27 Jan 2022	187	Disc.: SDSS Alt.: 2008 PD14, 2010 EG167	MPC · JPL
0	2003 UA398	MBA-M	17.89	1.5 km	multiple	2003–2021	04 Dec 2021	51	Disc.: SDSS Added on 24 December 2021	MPC · JPL
0	2003 UB398	MBA-O	16.55	2.7 km	multiple	2003–2021	03 May 2021	137	Disc.: SDSS	MPC · JPL
0	2003 UD398	MBA-O	15.97	3.6 km	multiple	2003–2022	08 Jan 2022	202	Disc.: SDSS Alt.: 2010 DA24	MPC · JPL
0	2003 UF398	MBA-O	16.9	2.3 km	multiple	2003–2020	08 Dec 2020	74	Disc.: SDSS	MPC · JPL
0	2003 UG398	MBA-O	16.8	2.4 km	multiple	2003–2020	07 Dec 2020	40	Disc.: SDSS	MPC · JPL
0	2003 UK398	MCA	19.08	450 m	multiple	2003–2021	29 Nov 2021	31	Disc.: SDSS Added on 21 August 2021	MPC · JPL
0	2003 UN398	MBA-M	17.6	900 m	multiple	2003–2021	07 Jan 2021	64	Disc.: SDSS	MPC · JPL
1	2003 UR398	MBA-M	18.2	960 m	multiple	2003–2020	14 Sep 2020	39	Disc.: SDSS	MPC · JPL
0	2003 UT398	MBA-O	17.0	2.2 km	multiple	2003–2021	15 Jan 2021	48	Disc.: SDSS Added on 22 July 2020	MPC · JPL
1	2003 UV398	MBA-M	18.5	590 m	multiple	2003–2019	26 Sep 2019	41	Disc.: SDSS	MPC · JPL
1	2003 UY398	MBA-M	18.34	1.2 km	multiple	2003–2021	23 Nov 2021	35	Disc.: SDSS Added on 5 November 2021	MPC · JPL
0	2003 UA399	MBA-M	16.57	2.7 km	multiple	2003–2021	03 Dec 2021	264	Disc.: SDSS Alt.: 2011 OX51, 2015 DN210	MPC · JPL
1	2003 UB399	MBA-M	17.8	1.2 km	multiple	2003–2021	04 Jan 2021	60	Disc.: SDSS	MPC · JPL
0	2003 UH399	MBA-M	18.0	1.1 km	multiple	2003–2021	05 Jan 2021	38	Disc.: SDSS Added on 11 May 2021 Alt.: 2013 AL176	MPC · JPL
0	2003 UJ399	MBA-O	16.3	3.1 km	multiple	2003–2021	04 Jan 2021	122	Disc.: SDSS Alt.: 2010 CX267	MPC · JPL
0	2003 UQ399	MBA-M	17.6	1.3 km	multiple	2003–2020	14 Sep 2020	62	Disc.: SDSS	MPC · JPL
0	2003 UW399	MBA-M	17.23	1.5 km	multiple	2003–2022	25 Jan 2022	165	Disc.: Spacewatch	MPC · JPL
0	2003 UN400	MBA-M	17.00	1.7 km	multiple	1995–2021	30 Nov 2021	140	Disc.: SDSS	MPC · JPL
1	2003 UT400	MBA-M	17.3	1.0 km	multiple	2003–2020	08 Dec 2020	59	Disc.: SDSS	MPC · JPL
0	2003 UX400	MBA-M	17.20	1.5 km	multiple	2003–2021	30 Nov 2021	106	Disc.: SDSS Alt.: 2015 KE5, 2016 QV57	MPC · JPL
0	2003 UF401	MBA-M	17.08	1.1 km	multiple	2003–2022	26 Jan 2022	61	Disc.: SDSS	MPC · JPL
2	2003 UL401	MBA-I	19.0	470 m	multiple	2003–2017	14 Sep 2017	32	Disc.: SDSS Added on 17 January 2021 Alt.: 2017 PW15	MPC · JPL
1	2003 UM401	MBA-M	18.2	960 m	multiple	2003–2020	15 Oct 2020	99	Disc.: SDSS Added on 17 January 2021 Alt.: 2016 SH69	MPC · JPL
–	2003 UR401	MBA-M	19.4	390 m	single	36 days	24 Oct 2003	13	Disc.: SDSS	MPC · JPL
1	2003 UV401	MBA-O	17.3	1.9 km	multiple	2003–2019	02 Dec 2019	30	Disc.: SDSS	MPC · JPL
4	2003 UW401	MBA-M	18.4	880 m	multiple	2003–2012	10 Dec 2012	16	Disc.: LPL/Spacewatch II Added on 5 November 2021 Alt.: 2012 XV174	MPC · JPL
1	2003 UX401	MBA-O	17.5	1.8 km	multiple	2003–2020	08 Dec 2020	65	Disc.: SDSS Alt.: 2010 CL262	MPC · JPL
–	2003 UJ402	MBA-I	19.6	360 m	single	36 days	24 Oct 2003	9	Disc.: SDSS	MPC · JPL
0	2003 UQ402	MBA-I	18.92	490 m	multiple	2003–2021	09 Dec 2021	61	Disc.: Kitt Peak Obs. Alt.: 2006 KB138	MPC · JPL
3	2003 UW402	MBA-I	19.0	470 m	multiple	2003–2014	19 Sep 2014	36	Disc.: SDSS Alt.: 2014 RJ39	MPC · JPL
1	2003 UZ402	MBA-I	19.0	470 m	multiple	2003–2018	17 Nov 2018	44	Disc.: SDSS Alt.: 2014 QS228	MPC · JPL
0	2003 UF403	MBA-I	18.9	490 m	multiple	2003–2018	10 Nov 2018	39	Disc.: SDSS	MPC · JPL
0	2003 UG403	MBA-O	17.31	2.8 km	multiple	2003–2022	27 Jan 2022	81	Disc.: SDSS Alt.: 2010 CP229, 2011 EB11	MPC · JPL
2	2003 UM403	MBA-I	18.9	490 m	multiple	2003–2018	18 Aug 2018	27	Disc.: SDSS	MPC · JPL
1	2003 UN403	MBA-M	18.9	490 m	multiple	2003–2019	15 Jun 2019	36	Disc.: SDSS	MPC · JPL
0	2003 UO403	MBA-M	18.62	790 m	multiple	2003–2020	17 Oct 2020	34	Disc.: SDSS	MPC · JPL
0	2003 UR403	MBA-I	19.3	410 m	multiple	2003–2020	16 Nov 2020	43	Disc.: SDSS Added on 17 January 2021	MPC · JPL
4	2003 UT403	MBA-M	18.9	490 m	multiple	2003–2020	19 Dec 2020	17	Disc.: SDSS	MPC · JPL
–	2003 UV403	MBA-I	19.7	340 m	single	28 days	24 Oct 2003	8	Disc.: SDSS	MPC · JPL
0	2003 UY403	MBA-O	16.71	2.5 km	multiple	2003–2021	03 Dec 2021	96	Disc.: SDSS Alt.: 2009 SH88	MPC · JPL
3	2003 UJ404	MBA-M	18.6	570 m	multiple	2003–2020	22 Nov 2020	14	Disc.: SDSS Added on 17 January 2021	MPC · JPL
0	2003 UL404	MBA-M	17.72	1.2 km	multiple	2003–2021	12 Nov 2021	67	Disc.: SDSS	MPC · JPL
0	2003 UO404	MBA-I	18.3	650 m	multiple	2003–2018	09 Nov 2018	39	Disc.: SDSS	MPC · JPL
2	2003 UP404	MBA-M	19.5	530 m	multiple	2003–2016	20 Oct 2016	24	Disc.: SDSS Alt.: 2016 QO100	MPC · JPL
0	2003 US404	MBA-M	17.9	1.1 km	multiple	2003–2020	17 Oct 2020	34	Disc.: SDSS Added on 17 January 2021	MPC · JPL
0	2003 UY404	MBA-M	17.6	900 m	multiple	2003–2021	18 Jan 2021	87	Disc.: SDSS Alt.: 2015 UK38, 2017 BE27	MPC · JPL
0	2003 UA405	MBA-M	17.73	1.6 km	multiple	2003–2021	01 Nov 2021	80	Disc.: SDSS	MPC · JPL
0	2003 UB405	MBA-I	18.73	530 m	multiple	2003–2021	14 Sep 2021	43	Disc.: SDSS Added on 30 September 2021 Alt.: 2021 PQ44	MPC · JPL
0	2003 UG405	MBA-M	17.0	1.2 km	multiple	1998–2019	25 Nov 2019	165	Disc.: SDSS Alt.: 2007 RM132, 2011 SM252, 2014 HP143	MPC · JPL
0	2003 UL405	MBA-O	16.71	2.5 km	multiple	2003–2022	07 Jan 2022	154	Disc.: Spacewatch Alt.: 2010 DN31, 2016 AG154	MPC · JPL
3	2003 UM405	MBA-I	18.8	520 m	multiple	2003–2020	16 Nov 2020	39	Disc.: SDSS	MPC · JPL
0	2003 UN405	MBA-I	19.18	430 m	multiple	2003–2021	10 Nov 2021	79	Disc.: SDSS	MPC · JPL
0	2003 UP405	MBA-M	17.28	1.9 km	multiple	2003–2021	30 Nov 2021	131	Disc.: SDSS	MPC · JPL
2	2003 UT405	MBA-I	19.4	390 m	multiple	2003–2020	10 Dec 2020	19	Disc.: SDSS Added on 21 August 2021	MPC · JPL
0	2003 UU405	MBA-I	18.99	470 m	multiple	2003–2021	13 Jul 2021	35	Disc.: SDSS Added on 17 January 2021 Alt.: 2012 BC78, 2018 VG124	MPC · JPL
0	2003 UV405	MBA-I	17.80	820 m	multiple	1993–2021	01 Jul 2021	144	Disc.: Spacewatch Alt.: 1993 BQ8, 2007 VF251, 2014 OZ131, 2015 YZ8	MPC · JPL
0	2003 UX405	MBA-M	17.6	1.3 km	multiple	2003–2021	06 Jan 2021	99	Disc.: SDSS Alt.: 2015 HY170	MPC · JPL
0	2003 UB406	MBA-I	18.1	710 m	multiple	2003–2021	15 Jan 2021	91	Disc.: Spacewatch	MPC · JPL
0	2003 UC406	MBA-O	16.7	2.5 km	multiple	2003–2021	17 Jan 2021	88	Disc.: SDSS Alt.: 2003 UG418, 2014 VV29	MPC · JPL
0	2003 UK406	MBA-I	18.91	490 m	multiple	2003–2021	10 Jul 2021	30	Disc.: SDSS Alt.: 2014 ST204	MPC · JPL
0	2003 UM406	MBA-O	16.3	3.1 km	multiple	2003–2021	05 Jan 2021	145	Disc.: SDSS Alt.: 2010 BN115, 2014 QH361, 2015 XS120	MPC · JPL
0	2003 UQ406	MBA-I	18.49	600 m	multiple	2003–2021	11 May 2021	78	Disc.: SDSS Alt.: 2015 FS335	MPC · JPL
1	2003 UX406	MBA-M	18.01	1.4 km	multiple	2003–2021	10 Nov 2021	52	Disc.: SDSS	MPC · JPL
2	2003 UB407	MBA-I	18.9	490 m	multiple	2003–2020	18 Oct 2020	51	Disc.: SDSS	MPC · JPL
3	2003 UC407	MBA-M	18.2	960 m	multiple	2003–2021	29 Nov 2021	33	Disc.: SDSS Added on 29 January 2022	MPC · JPL
0	2003 UE407	MBA-O	17.2	2.0 km	multiple	2003–2020	17 Nov 2020	75	Disc.: SDSS Added on 17 January 2021 Alt.: 2010 CB53, 2011 FD37	MPC · JPL
1	2003 UF407	MBA-I	19.1	450 m	multiple	2003–2020	21 Sep 2020	47	Disc.: SDSS Added on 19 October 2020	MPC · JPL
0	2003 UM407	MBA-M	17.5	940 m	multiple	2002–2019	28 Oct 2019	88	Disc.: SDSS	MPC · JPL
0	2003 UQ407	MBA-O	17.4	1.8 km	multiple	2003–2019	24 Oct 2019	25	Disc.: SDSS Added on 22 July 2020	MPC · JPL
0	2003 US407	MBA-M	17.67	1.6 km	multiple	2003–2021	09 Nov 2021	57	Disc.: SDSS	MPC · JPL
0	2003 UV407	MBA-O	16.8	2.4 km	multiple	2003–2020	11 Dec 2020	96	Disc.: SDSS Alt.: 2014 WG386	MPC · JPL
0	2003 UW407	MBA-O	16.6	2.7 km	multiple	2003–2020	24 Oct 2020	79	Disc.: SDSS Alt.: 2006 EG72	MPC · JPL
2	2003 UA408	MBA-O	18.0	1.4 km	multiple	2003–2018	11 Aug 2018	32	Disc.: SDSS	MPC · JPL
0	2003 UB408	MBA-I	18.0	750 m	multiple	2003–2020	24 Jun 2020	82	Disc.: SDSS Alt.: 2017 QF60	MPC · JPL
0	2003 UC408	MBA-M	17.7	1.2 km	multiple	2003–2020	14 Sep 2020	45	Disc.: SDSS Added on 19 October 2020	MPC · JPL
0	2003 UJ408	MBA-O	16.6	2.7 km	multiple	2003–2020	17 Oct 2020	64	Disc.: SDSS Alt.: 2011 CN5, 2015 XL119	MPC · JPL
0	2003 UK408	MBA-M	17.29	1.9 km	multiple	2003–2021	26 Nov 2021	144	Disc.: SDSS Alt.: 2007 OY8	MPC · JPL
0	2003 UM408	MBA-M	17.33	1.9 km	multiple	2003–2021	06 Nov 2021	158	Disc.: SDSS Alt.: 2006 DD220	MPC · JPL
0	2003 UN408	MBA-O	16.35	3.0 km	multiple	2003–2021	01 Nov 2021	73	Disc.: SDSS	MPC · JPL
1	2003 UO408	MBA-M	18.85	950 m	multiple	2003–2021	30 Nov 2021	77	Disc.: SDSS Added on 5 November 2021 Alt.: 2012 UK237	MPC · JPL
2	2003 UP408	MBA-O	17.6	1.7 km	multiple	2003–2020	16 Nov 2020	29	Disc.: SDSS Added on 17 January 2021 Alt.: 2014 SY184	MPC · JPL
0	2003 UQ408	MBA-M	17.4	1.4 km	multiple	2003–2020	08 Nov 2020	129	Disc.: SDSS	MPC · JPL
0	2003 US408	MBA-I	18.6	570 m	multiple	2003–2020	19 Aug 2020	51	Disc.: SDSS Alt.: 2015 BT245	MPC · JPL
0	2003 UU408	MBA-O	16.5	2.8 km	multiple	2003–2020	15 Dec 2020	85	Disc.: SDSS	MPC · JPL
0	2003 UW408	MBA-I	17.4	980 m	multiple	2001–2021	10 Jun 2021	157	Disc.: SDSS Alt.: 2014 OH378, 2017 EY18	MPC · JPL
0	2003 UA409	MBA-O	17.10	2.1 km	multiple	2003–2021	07 Jul 2021	69	Disc.: SDSS Alt.: 2015 CT17	MPC · JPL
0	2003 UB409	MBA-O	16.48	2.8 km	multiple	2003–2021	11 Apr 2021	144	Disc.: SDSS Alt.: 2014 YV48	MPC · JPL
2	2003 UC409	MBA-M	18.3	650 m	multiple	2003–2019	29 Oct 2019	27	Disc.: SDSS Added on 22 July 2020	MPC · JPL
0	2003 UD409	MBA-O	17.3	1.9 km	multiple	2003–2021	07 Feb 2021	23	Disc.: SDSS Added on 21 August 2021	MPC · JPL
0	2003 UG409	MBA-M	17.8	1.2 km	multiple	2003–2021	06 Jan 2021	71	Disc.: SDSS Added on 17 January 2021	MPC · JPL
2	2003 UJ409	MBA-O	17.3	1.9 km	multiple	2003–2018	18 Aug 2018	15	Disc.: SDSS Added on 21 August 2021	MPC · JPL
0	2003 UM409	MBA-M	17.1	1.6 km	multiple	2003–2020	17 Nov 2020	77	Disc.: SDSS Alt.: 2016 WE36	MPC · JPL
0	2003 UN409	MBA-O	17.30	1.9 km	multiple	2003–2021	13 Apr 2021	33	Disc.: SDSS Added on 17 June 2021 Alt.: 2019 TN33	MPC · JPL
0	2003 UT409	MBA-O	17.1	2.1 km	multiple	2003–2021	09 Jan 2021	40	Disc.: SDSS Added on 22 July 2020	MPC · JPL
0	2003 UW409	MBA-O	16.9	2.3 km	multiple	2003–2019	29 Nov 2019	67	Disc.: SDSS	MPC · JPL
0	2003 UX409	MBA-O	17.84	1.5 km	multiple	2003–2021	11 Feb 2021	34	Disc.: SDSS Added on 21 August 2021	MPC · JPL
0	2003 UA410	MBA-I	18.40	620 m	multiple	2003–2021	30 May 2021	49	Disc.: SDSS Added on 22 July 2020 Alt.: 2011 WB63	MPC · JPL
0	2003 UD410	MBA-M	17.8	1.5 km	multiple	2003–2021	27 Nov 2021	43	Disc.: SDSS Added on 29 January 2022	MPC · JPL
3	2003 UF410	MBA-M	19.3	580 m	multiple	2003–2020	16 Nov 2020	20	Disc.: SDSS Added on 17 June 2021 Alt.: 2020 TY68	MPC · JPL
2	2003 UG410	MBA-I	19.0	470 m	multiple	2003–2019	26 Nov 2019	49	Disc.: SDSS	MPC · JPL
0	2003 UH410	MBA-O	16.7	2.5 km	multiple	2003–2020	17 Oct 2020	51	Disc.: SDSS Added on 11 May 2021	MPC · JPL
0	2003 UJ410	MBA-O	16.8	2.4 km	multiple	2003–2021	15 Jan 2021	37	Disc.: SDSS Added on 22 July 2020	MPC · JPL
0	2003 UK410	MBA-O	16.4	2.9 km	multiple	2003–2020	14 Dec 2020	78	Disc.: SDSS	MPC · JPL
0	2003 UM410	MBA-M	17.7	1.2 km	multiple	2003–2020	16 Oct 2020	54	Disc.: SDSS	MPC · JPL
0	2003 UO410	MBA-I	18.30	650 m	multiple	2003–2021	25 Nov 2021	73	Disc.: SDSS Added on 5 November 2021 Alt.: 2010 LG150, 2010 RY139	MPC · JPL
0	2003 UW410	MBA-M	17.53	1.7 km	multiple	2003–2021	06 Nov 2021	91	Disc.: SDSS Added on 19 October 2020	MPC · JPL
0	2003 UY410	MBA-M	17.48	1.8 km	multiple	2003–2021	03 Aug 2021	77	Disc.: SDSS Added on 17 January 2021 Alt.: 2003 UY446, 2017 VP2	MPC · JPL
0	2003 UA411	MBA-O	16.9	2.3 km	multiple	2003–2020	22 Apr 2020	50	Disc.: SDSS Added on 22 July 2020 Alt.: 2015 DK126	MPC · JPL
0	2003 UC411	MBA-M	18.18	1.3 km	multiple	2003–2021	27 Nov 2021	48	Disc.: SDSS Added on 5 November 2021	MPC · JPL
0	2003 UD411	MBA-O	16.73	2.5 km	multiple	2003–2022	27 Jan 2022	90	Disc.: SDSS	MPC · JPL
0	2003 UJ411	MBA-O	17.5	1.8 km	multiple	2003–2020	09 Oct 2020	28	Disc.: SDSS Added on 17 January 2021	MPC · JPL
0	2003 UK411	MBA-O	16.3	3.1 km	multiple	2003–2021	14 Jan 2021	142	Disc.: SDSS	MPC · JPL
0	2003 UL411	MBA-O	16.64	2.6 km	multiple	2003–2022	25 Jan 2022	102	Disc.: SDSS Alt.: 2011 BG38, 2014 SN194, 2017 FR133	MPC · JPL
0	2003 UM411	MBA-M	19.1	640 m	multiple	2003–2020	13 Aug 2020	18	Disc.: SDSS Added on 21 August 2021 Alt.: 2013 AW43	MPC · JPL
0	2003 UU411	MBA-O	16.9	2.3 km	multiple	2003–2020	25 Mar 2020	47	Disc.: SDSS Added on 22 July 2020	MPC · JPL
0	2003 UX411	MBA-O	16.4	2.9 km	multiple	2003–2021	04 Jan 2021	69	Disc.: SDSS Added on 17 January 2021	MPC · JPL
0	2003 UY411	MBA-O	16.4	2.9 km	multiple	2003–2019	31 Oct 2019	100	Disc.: SDSS Alt.: 2014 WX345	MPC · JPL
0	2003 UC412	MBA-O	16.5	2.8 km	multiple	1995–2020	21 Apr 2020	98	Disc.: SDSS Alt.: 2006 KH84, 2015 FU291	MPC · JPL
0	2003 UE412	MBA-M	17.6	1.3 km	multiple	2003–2021	13 Feb 2021	57	Disc.: SDSS Added on 9 March 2021 Alt.: 2009 DW54, 2013 BR65	MPC · JPL
0	2003 UF412	MBA-M	17.51	1.8 km	multiple	2003–2021	28 Oct 2021	81	Disc.: SDSS	MPC · JPL
1	2003 UG412	MBA-M	18.4	880 m	multiple	2003–2020	20 Dec 2020	31	Disc.: SDSS Added on 9 March 2021	MPC · JPL
0	2003 UN412	MBA-M	17.40	980 m	multiple	2003–2021	30 Apr 2021	298	Disc.: SDSS	MPC · JPL
0	2003 UR412	MBA-O	16.4	2.9 km	multiple	2003–2021	15 Jan 2021	78	Disc.: SDSS	MPC · JPL
1	2003 UM413	MBA-M	19.1	450 m	multiple	2003–2021	17 Feb 2021	24	Disc.: Kitt Peak Obs. Added on 5 November 2021	MPC · JPL
0	2003 UR413	MBA-I	18.2	680 m	multiple	2003–2018	17 Nov 2018	33	Disc.: Kitt Peak Obs. Alt.: 2014 SC258	MPC · JPL
0	2003 UV413	MBA-O	17.3	1.9 km	multiple	2003–2020	14 Dec 2020	43	Disc.: Kitt Peak Obs. Added on 22 July 2020	MPC · JPL
2	2003 UA414	TNO	5.03	357 km	multiple	2003–2021	25 Nov 2021	145	Disc.: NEAT LoUTNOs, res · 2:9	MPC · JPL
E	2003 UC414	TNO	8.3	122 km	single	58 days	27 Dec 2003	19	Disc.: Cerro Tololo Obs. LoUTNOs, centaur	MPC · JPL
0	2003 UT414	MBA-M	17.57	910 m	multiple	1995–2021	09 Apr 2021	122	Disc.: LINEAR Alt.: 2015 RE121	MPC · JPL
0	2003 UX414	HIL	16.3	3.1 km	multiple	2003–2021	18 Jan 2021	60	Disc.: SDSS Alt.: 2011 VU2	MPC · JPL
2	2003 UF415	MBA-I	18.9	490 m	multiple	2003–2020	16 Sep 2020	57	Disc.: Tenagra II Obs.	MPC · JPL
1	2003 UJ415	MBA-I	18.4	620 m	multiple	2003–2016	30 Nov 2016	54	Disc.: Spacewatch	MPC · JPL
0	2003 UA416	MBA-O	16.6	2.7 km	multiple	2001–2021	18 Jan 2021	89	Disc.: Spacewatch II Alt.: 2006 HZ77	MPC · JPL
0	2003 UD416	MBA-I	18.7	540 m	multiple	2003–2021	08 Nov 2021	68	Disc.: Spacewatch Added on 29 January 2022	MPC · JPL
0	2003 UN416	MBA-O	16.9	2.3 km	multiple	2003–2020	10 Dec 2020	84	Disc.: SDSS Alt.: 2009 WX266, 2014 TB58	MPC · JPL
0	2003 UO416	MBA-O	17.3	1.9 km	multiple	2003–2021	18 Jan 2021	50	Disc.: SDSS	MPC · JPL
0	2003 UP416	MBA-O	16.8	2.4 km	multiple	2003–2019	22 Oct 2019	70	Disc.: SDSS Alt.: 2011 CN71	MPC · JPL
–	2003 UQ416	MBA-M	19.6	360 m	single	5 days	24 Oct 2003	6	Disc.: SDSS	MPC · JPL
0	2003 UX416	MBA-M	17.74	1.6 km	multiple	2003–2021	28 Sep 2021	61	Disc.: SDSS Added on 30 September 2021	MPC · JPL
0	2003 UN417	MBA-M	18.25	940 m	multiple	2003–2021	09 Dec 2021	26	Disc.: Spacewatch Added on 21 August 2021	MPC · JPL
1	2003 UP417	MBA-O	17.5	1.8 km	multiple	2003–2020	16 Nov 2020	33	Disc.: SDSS Added on 17 January 2021 Alt.: 2014 SL78	MPC · JPL
0	2003 UC418	MBA-I	19.15	440 m	multiple	2003–2021	07 Apr 2021	63	Disc.: SDSS Alt.: 2003 UU379, 2016 WX10	MPC · JPL
0	2003 UL418	MBA-I	17.9	780 m	multiple	2003–2020	17 Nov 2020	95	Disc.: SDSS	MPC · JPL
0	2003 UR418	MBA-I	18.00	750 m	multiple	1994–2022	06 Jan 2022	112	Disc.: SDSS	MPC · JPL
1	2003 UT418	MBA-M	18.3	650 m	multiple	2003–2021	16 Jan 2021	61	Disc.: LINEAR Alt.: 2007 RZ135	MPC · JPL
2	2003 UZ418	MBA-O	17.4	1.8 km	multiple	2003–2020	23 Jan 2020	44	Disc.: LPL/Spacewatch II Added on 24 December 2021	MPC · JPL
0	2003 UA419	MBA-O	17.17	2.0 km	multiple	1998–2021	11 May 2021	99	Disc.: Spacewatch Alt.: 2015 AA117	MPC · JPL
0	2003 UC419	MBA-O	17.3	1.9 km	multiple	2003–2021	06 Jan 2021	48	Disc.: SDSS Alt.: 2014 WO150	MPC · JPL
0	2003 UG419	MBA-M	17.01	1.7 km	multiple	1996–2022	25 Jan 2022	164	Disc.: NEAT	MPC · JPL
0	2003 UH419	HUN	18.4	620 m	multiple	2003–2021	16 Jan 2021	105	Disc.: NEAT	MPC · JPL
0	2003 UJ419	MCA	18.8	730 m	multiple	1999–2021	09 Jan 2021	89	Disc.: LONEOS	MPC · JPL
0	2003 UK419	MBA-I	18.08	720 m	multiple	1992–2021	03 Aug 2021	54	Disc.: NEAT	MPC · JPL
0	2003 UL419	MBA-I	18.5	590 m	multiple	1996–2021	18 Jan 2021	58	Disc.: Spacewatch	MPC · JPL
0	2003 UT419	MBA-I	17.79	820 m	multiple	2003–2021	27 Sep 2021	133	Disc.: Kitt Peak Obs.	MPC · JPL
0	2003 UU419	MBA-I	18.0	750 m	multiple	2003–2020	10 Sep 2020	102	Disc.: Spacewatch II	MPC · JPL
0	2003 UA420	MBA-O	16.7	2.5 km	multiple	2003–2018	07 Nov 2018	89	Disc.: SDSS Alt.: 2008 UP399	MPC · JPL
0	2003 UD420	MBA-O	16.7	2.5 km	multiple	2003–2021	06 Jun 2021	121	Disc.: Spacewatch	MPC · JPL
0	2003 UH420	MBA-O	16.78	2.5 km	multiple	2003–2022	12 Jan 2022	80	Disc.: SDSS	MPC · JPL
0	2003 UJ420	MBA-I	18.64	560 m	multiple	2003–2021	30 Sep 2021	104	Disc.: Spacewatch	MPC · JPL
0	2003 UK420	MBA-M	17.1	1.6 km	multiple	2003–2020	17 Nov 2020	119	Disc.: Spacewatch	MPC · JPL
0	2003 UL420	MBA-O	16.0	3.5 km	multiple	2003–2021	12 Jun 2021	130	Disc.: Spacewatch	MPC · JPL
0	2003 UM420	MBA-M	17.20	2.0 km	multiple	2003–2021	30 Oct 2021	142	Disc.: Spacewatch	MPC · JPL
0	2003 UQ420	MBA-O	16.91	2.3 km	multiple	2003–2021	03 Apr 2021	78	Disc.: Spacewatch	MPC · JPL
0	2003 UR420	MBA-I	18.42	620 m	multiple	2003–2021	14 Aug 2021	81	Disc.: Spacewatch	MPC · JPL
0	2003 UW420	MBA-O	16.1	3.4 km	multiple	2003–2021	17 Jan 2021	119	Disc.: Spacewatch	MPC · JPL
0	2003 UZ420	MBA-I	18.3	650 m	multiple	2003–2018	20 Jan 2018	72	Disc.: Spacewatch II	MPC · JPL
0	2003 UB421	MBA-M	17.54	1.7 km	multiple	2003–2021	03 Oct 2021	66	Disc.: Spacewatch II	MPC · JPL
0	2003 UD421	MBA-I	18.3	650 m	multiple	2003–2019	03 Jul 2019	76	Disc.: Spacewatch	MPC · JPL
0	2003 UE421	MBA-I	18.23	670 m	multiple	1996–2021	25 Nov 2021	134	Disc.: Spacewatch Alt.: 1996 TO29	MPC · JPL
0	2003 UF421	MBA-M	16.23	3.2 km	multiple	2003–2021	31 Oct 2021	158	Disc.: Spacewatch	MPC · JPL
0	2003 UH421	MBA-M	16.8	1.3 km	multiple	1991–2021	17 Jan 2021	126	Disc.: Spacewatch Alt.: 2010 HG72, 2017 DD129	MPC · JPL
0	2003 UJ421	MBA-O	17.2	2.0 km	multiple	2003–2020	23 Mar 2020	82	Disc.: Spacewatch II	MPC · JPL
0	2003 UL421	MBA-M	17.50	1.3 km	multiple	2003–2022	10 Jan 2022	79	Disc.: Spacewatch	MPC · JPL
0	2003 UN421	MBA-I	18.2	680 m	multiple	1996–2021	12 Jan 2021	118	Disc.: Spacewatch	MPC · JPL
0	2003 UQ421	MBA-I	17.33	1.0 km	multiple	2003–2021	31 Oct 2021	216	Disc.: Spacewatch Alt.: 2016 CN14	MPC · JPL
0	2003 UR421	MBA-M	17.34	1.9 km	multiple	2003–2021	03 Oct 2021	114	Disc.: Spacewatch	MPC · JPL
0	2003 UU421	MBA-O	16.47	2.8 km	multiple	2003–2022	25 Jan 2022	111	Disc.: Spacewatch Alt.: 2010 DY12	MPC · JPL
0	2003 UW421	MBA-I	17.6	900 m	multiple	2003–2021	24 Jan 2021	80	Disc.: Kitt Peak Obs.	MPC · JPL
0	2003 UX421	MBA-I	18.68	550 m	multiple	2003–2021	19 Feb 2021	107	Disc.: Spacewatch	MPC · JPL
0	2003 UY421	MBA-I	17.8	820 m	multiple	2003–2021	11 Jun 2021	106	Disc.: NEAT	MPC · JPL
0	2003 UZ421	MBA-M	17.36	1.4 km	multiple	2003–2022	20 Jan 2022	78	Disc.: SDSS	MPC · JPL
0	2003 UA422	MBA-M	17.7	860 m	multiple	2003–2020	23 Dec 2020	70	Disc.: Spacewatch	MPC · JPL
0	2003 UC422	MBA-I	18.16	690 m	multiple	2003–2022	25 Jan 2022	121	Disc.: Spacewatch	MPC · JPL
0	2003 UD422	MBA-I	18.19	680 m	multiple	2003–2021	14 May 2021	67	Disc.: Spacewatch	MPC · JPL
0	2003 UE422	MBA-M	17.5	1.3 km	multiple	2003–2020	06 Dec 2020	76	Disc.: Spacewatch II	MPC · JPL
0	2003 UL422	MBA-I	18.1	710 m	multiple	2003–2021	15 Jan 2021	132	Disc.: Spacewatch	MPC · JPL
0	2003 UM422	MBA-O	16.29	3.1 km	multiple	2003–2022	07 Jan 2022	132	Disc.: SDSS Alt.: 2010 CU223	MPC · JPL
0	2003 UP422	MBA-M	17.35	1.9 km	multiple	2003–2021	09 Jul 2021	71	Disc.: Spacewatch	MPC · JPL
0	2003 UR422	MBA-M	17.36	1.9 km	multiple	2003–2021	08 Sep 2021	78	Disc.: Spacewatch	MPC · JPL
0	2003 US422	MBA-I	18.1	710 m	multiple	2003–2021	15 Jan 2021	99	Disc.: Spacewatch Alt.: 2011 BR8	MPC · JPL
0	2003 UV422	MBA-O	16.5	2.8 km	multiple	2003–2021	11 Jan 2021	105	Disc.: Spacewatch	MPC · JPL
0	2003 UX422	MBA-I	18.3	650 m	multiple	2003–2020	24 Dec 2020	65	Disc.: Spacewatch	MPC · JPL
0	2003 UY422	MBA-I	18.7	540 m	multiple	2003–2019	24 Aug 2019	70	Disc.: SDSS	MPC · JPL
0	2003 UA423	MBA-I	18.2	680 m	multiple	2003–2020	09 Dec 2020	91	Disc.: Spacewatch	MPC · JPL
0	2003 UC423	MBA-I	17.7	860 m	multiple	2003–2020	16 Nov 2020	86	Disc.: Spacewatch II	MPC · JPL
0	2003 UE423	MBA-M	17.3	1.0 km	multiple	2003–2020	20 Dec 2020	88	Disc.: Spacewatch	MPC · JPL
0	2003 UK423	MBA-M	17.1	1.6 km	multiple	2003–2021	05 Jan 2021	91	Disc.: Spacewatch	MPC · JPL
0	2003 UM423	MBA-O	16.6	2.7 km	multiple	2003–2020	22 Dec 2020	79	Disc.: Spacewatch	MPC · JPL
0	2003 UQ423	MBA-O	16.2	3.2 km	multiple	2003–2020	15 Dec 2020	105	Disc.: Spacewatch	MPC · JPL
0	2003 US423	MBA-O	16.81	2.4 km	multiple	2003–2022	27 Jan 2022	87	Disc.: Kitt Peak Obs.	MPC · JPL
0	2003 UT423	MBA-I	18.2	680 m	multiple	2003–2021	14 Jan 2021	88	Disc.: Spacewatch	MPC · JPL
0	2003 UU423	MBA-I	18.3	650 m	multiple	1996–2020	17 Oct 2020	121	Disc.: Spacewatch	MPC · JPL
0	2003 UV423	MBA-I	18.5	590 m	multiple	2003–2019	04 Sep 2019	66	Disc.: Spacewatch II	MPC · JPL
0	2003 UW423	MBA-I	18.2	680 m	multiple	2003–2018	01 Nov 2018	54	Disc.: Kitt Peak Obs.	MPC · JPL
0	2003 UX423	MBA-I	18.1	710 m	multiple	2003–2020	04 Dec 2020	72	Disc.: Spacewatch II	MPC · JPL
0	2003 UY423	MBA-M	17.58	1.7 km	multiple	2003–2021	08 Sep 2021	84	Disc.: Spacewatch	MPC · JPL
0	2003 UZ423	MBA-O	16.3	3.1 km	multiple	2003–2020	13 May 2020	71	Disc.: Spacewatch	MPC · JPL
0	2003 UA424	MBA-O	16.3	3.1 km	multiple	2003–2021	10 Jan 2021	90	Disc.: SDSS Alt.: 2016 BP54	MPC · JPL
0	2003 UB424	MBA-M	17.60	1.7 km	multiple	2003–2021	30 Jul 2021	69	Disc.: Spacewatch	MPC · JPL
0	2003 UC424	MBA-O	16.7	2.5 km	multiple	2003–2020	14 Dec 2020	87	Disc.: Spacewatch Alt.: 2010 DN97	MPC · JPL
0	2003 UF424	MBA-M	17.48	1.8 km	multiple	2003–2021	04 Oct 2021	71	Disc.: Spacewatch	MPC · JPL
0	2003 UH424	MBA-O	17.4	1.8 km	multiple	2003–2020	22 Apr 2020	55	Disc.: Kitt Peak Obs.	MPC · JPL
0	2003 UK424	MBA-M	17.59	1.7 km	multiple	2003–2021	03 Oct 2021	82	—	MPC · JPL
0	2003 UL424	MBA-O	16.77	2.5 km	multiple	2003–2022	25 Jan 2022	82	—	MPC · JPL
0	2003 UM424	MBA-M	17.90	1.5 km	multiple	2003–2021	06 Oct 2021	102	—	MPC · JPL
0	2003 UN424	MBA-O	16.63	2.6 km	multiple	2003–2022	26 Jan 2022	88	—	MPC · JPL
0	2003 UO424	MBA-M	17.60	1.7 km	multiple	2003–2021	09 Oct 2021	88	—	MPC · JPL
0	2003 UP424	MBA-I	18.2	680 m	multiple	2003–2019	27 Oct 2019	130	—	MPC · JPL
0	2003 US424	MBA-M	17.7	1.2 km	multiple	2003–2020	21 Oct 2020	144	—	MPC · JPL
0	2003 UU424	MBA-M	17.3	1.5 km	multiple	2003–2021	07 Jan 2021	102	—	MPC · JPL
0	2003 UW424	MBA-M	17.5	940 m	multiple	2003–2021	15 Jan 2021	104	—	MPC · JPL
0	2003 UY424	MBA-O	16.50	2.8 km	multiple	2003–2022	27 Jan 2022	119	Alt.: 2010 DH20	MPC · JPL
0	2003 UA425	MBA-M	17.8	820 m	multiple	2003–2017	01 Apr 2017	49	—	MPC · JPL
0	2003 UB425	MBA-I	19.10	450 m	multiple	2003–2021	28 Nov 2021	57	—	MPC · JPL
0	2003 UD425	MBA-M	17.4	980 m	multiple	2003–2020	07 Dec 2020	69	—	MPC · JPL
0	2003 UG425	MBA-I	18.4	620 m	multiple	2003–2019	28 Oct 2019	101	—	MPC · JPL
0	2003 UJ425	MBA-M	17.82	1.5 km	multiple	1994–2021	07 Nov 2021	76	—	MPC · JPL
0	2003 UK425	MBA-M	17.42	1.4 km	multiple	2003–2022	27 Jan 2022	117	—	MPC · JPL
0	2003 UL425	MBA-I	18.0	750 m	multiple	2003–2020	20 Jan 2020	47	—	MPC · JPL
0	2003 UN425	MBA-O	17.51	1.8 km	multiple	2003–2021	08 May 2021	59	—	MPC · JPL
0	2003 UO425	MBA-O	17.1	2.1 km	multiple	2003–2019	23 Oct 2019	51	—	MPC · JPL
0	2003 UQ425	MBA-I	18.6	570 m	multiple	2003–2020	18 Sep 2020	82	—	MPC · JPL
0	2003 UR425	MBA-I	18.4	620 m	multiple	2003–2019	26 Sep 2019	55	—	MPC · JPL
0	2003 US425	MBA-M	17.42	1.8 km	multiple	2003–2021	01 Oct 2021	68	—	MPC · JPL
0	2003 UU425	MBA-M	17.49	1.8 km	multiple	2003–2021	27 Nov 2021	82	—	MPC · JPL
0	2003 UW425	MBA-M	18.28	660 m	multiple	2003–2021	14 Apr 2021	112	—	MPC · JPL
0	2003 UZ425	MBA-I	18.08	720 m	multiple	2003–2021	09 May 2021	82	—	MPC · JPL
0	2003 UA426	MBA-M	17.8	820 m	multiple	2003–2021	24 Jan 2021	75	—	MPC · JPL
0	2003 UB426	MBA-I	18.7	540 m	multiple	2003–2020	15 Dec 2020	72	—	MPC · JPL
0	2003 UC426	MBA-I	18.5	590 m	multiple	2003–2021	11 Jan 2021	127	—	MPC · JPL
0	2003 UD426	MBA-O	16.8	2.4 km	multiple	2003–2020	17 Dec 2020	66	—	MPC · JPL
0	2003 UE426	MBA-O	16.8	2.4 km	multiple	2003–2020	15 Dec 2020	87	—	MPC · JPL
0	2003 UF426	MBA-M	17.69	1.6 km	multiple	2003–2021	25 Nov 2021	73	—	MPC · JPL
0	2003 UG426	MBA-I	18.2	680 m	multiple	2003–2021	09 Jan 2021	102	—	MPC · JPL
0	2003 UJ426	MBA-I	18.4	620 m	multiple	2003–2020	23 Jun 2020	49	—	MPC · JPL
0	2003 UK426	MBA-I	18.91	490 m	multiple	2003–2021	28 Nov 2021	46	—	MPC · JPL
0	2003 UL426	MBA-I	18.55	580 m	multiple	2003–2021	21 Apr 2021	90	—	MPC · JPL
0	2003 UM426	MBA-M	18.0	1.1 km	multiple	2003–2020	24 Oct 2020	75	—	MPC · JPL
0	2003 UO426	MBA-M	17.90	1.5 km	multiple	2003–2021	30 Nov 2021	66	—	MPC · JPL
0	2003 UP426	MBA-M	17.2	1.5 km	multiple	2003–2021	12 Jan 2021	82	—	MPC · JPL
0	2003 UQ426	MBA-O	16.6	2.7 km	multiple	2003–2021	04 Jan 2021	73	—	MPC · JPL
1	2003 US426	MBA-I	18.5	590 m	multiple	2003–2020	21 May 2020	65	—	MPC · JPL
0	2003 UU426	MBA-M	17.60	1.3 km	multiple	2003–2021	02 Dec 2021	76	—	MPC · JPL
0	2003 UX426	MBA-I	17.5	940 m	multiple	2003–2020	15 Oct 2020	100	—	MPC · JPL
0	2003 UY426	MBA-M	17.85	1.5 km	multiple	2003–2021	30 Nov 2021	83	—	MPC · JPL
0	2003 UA427	MBA-I	18.69	540 m	multiple	2003–2021	09 Dec 2021	62	—	MPC · JPL
0	2003 UC427	MBA-I	18.3	650 m	multiple	2003–2020	11 Oct 2020	65	—	MPC · JPL
0	2003 UE427	MBA-M	17.55	1.7 km	multiple	2003–2021	27 Oct 2021	69	—	MPC · JPL
0	2003 UJ427	MBA-M	17.53	1.7 km	multiple	2003–2021	07 Sep 2021	92	—	MPC · JPL
0	2003 UK427	MBA-M	17.16	1.6 km	multiple	2003–2022	07 Jan 2022	135	Alt.: 2010 LV25	MPC · JPL
0	2003 UL427	MBA-O	16.8	2.4 km	multiple	2003–2019	29 Oct 2019	65	—	MPC · JPL
0	2003 UM427	MBA-O	16.5	2.8 km	multiple	2003–2021	14 Jan 2021	83	Alt.: 2010 FQ33	MPC · JPL
0	2003 UN427	MBA-I	18.5	590 m	multiple	2003–2019	15 Nov 2019	67	—	MPC · JPL
0	2003 UO427	MBA-O	16.3	3.1 km	multiple	2003–2021	15 Jan 2021	84	—	MPC · JPL
0	2003 UP427	MBA-I	18.4	620 m	multiple	2003–2020	15 Dec 2020	102	—	MPC · JPL
0	2003 UQ427	MBA-M	17.74	1.6 km	multiple	2003–2021	07 Nov 2021	77	—	MPC · JPL
0	2003 UR427	MBA-M	17.25	2.0 km	multiple	2003–2022	06 Jan 2022	111	—	MPC · JPL
0	2003 UT427	MBA-I	18.4	620 m	multiple	2003–2020	12 Jul 2020	53	—	MPC · JPL
3	2003 UU427	MBA-I	18.7	540 m	multiple	1996–2017	26 Nov 2017	42	—	MPC · JPL
0	2003 UW427	MBA-M	18.23	950 m	multiple	2003–2022	07 Jan 2022	42	—	MPC · JPL
0	2003 UX427	MBA-M	17.6	1.3 km	multiple	2003–2020	20 Oct 2020	40	—	MPC · JPL
0	2003 UZ427	MBA-O	16.5	2.8 km	multiple	2003–2021	16 Jan 2021	73	—	MPC · JPL
0	2003 UA428	MBA-O	17.1	2.1 km	multiple	2003–2019	02 Dec 2019	58	—	MPC · JPL
0	2003 UB428	MBA-M	17.94	1.1 km	multiple	1999–2022	25 Jan 2022	77	—	MPC · JPL
0	2003 UC428	MBA-I	18.3	650 m	multiple	2003–2021	17 Jan 2021	43	—	MPC · JPL
0	2003 UE428	MBA-O	17.1	2.1 km	multiple	2003–2021	13 Jun 2021	60	Alt.: 2011 GE99	MPC · JPL
0	2003 UF428	MBA-M	18.0	750 m	multiple	2003–2021	19 Mar 2021	78	Alt.: 2013 EW178	MPC · JPL
1	2003 UG428	MBA-I	18.3	650 m	multiple	1996–2020	16 Aug 2020	73	Alt.: 1996 TA21	MPC · JPL
0	2003 UK428	MBA-I	18.64	560 m	multiple	2003–2021	06 Apr 2021	93	—	MPC · JPL
0	2003 UL428	MBA-M	17.8	820 m	multiple	2003–2020	19 Dec 2020	47	—	MPC · JPL
0	2003 UM428	MBA-I	18.3	650 m	multiple	2003–2020	22 Dec 2020	39	—	MPC · JPL
0	2003 UN428	MBA-M	17.33	1.9 km	multiple	2003–2021	26 Nov 2021	120	—	MPC · JPL
0	2003 UO428	MBA-M	18.2	680 m	multiple	2003–2021	14 Jan 2021	54	—	MPC · JPL
0	2003 UQ428	MBA-M	18.3	650 m	multiple	2001–2019	28 Jul 2019	42	—	MPC · JPL
0	2003 UR428	MBA-I	18.5	590 m	multiple	2003–2016	25 Oct 2016	43	Alt.: 2016 QL32	MPC · JPL
1	2003 US428	MCA	18.8	520 m	multiple	2003–2020	25 Apr 2020	45	—	MPC · JPL
2	2003 UT428	MBA-I	18.0	750 m	multiple	2003–2016	13 Jan 2016	35	—	MPC · JPL
0	2003 UV428	MBA-O	17.3	1.9 km	multiple	2003–2019	27 Oct 2019	40	—	MPC · JPL
0	2003 UW428	MBA-M	17.7	1.6 km	multiple	2003–2020	22 Aug 2020	53	—	MPC · JPL
0	2003 UY428	MBA-I	18.8	520 m	multiple	2003–2020	06 Dec 2020	70	—	MPC · JPL
1	2003 UZ428	MBA-M	18.3	920 m	multiple	2003–2020	15 Dec 2020	59	—	MPC · JPL
0	2003 UA429	MBA-I	19.0	470 m	multiple	2003–2019	29 Oct 2019	39	—	MPC · JPL
0	2003 UB429	MBA-I	17.8	820 m	multiple	2003–2020	16 Aug 2020	55	—	MPC · JPL
0	2003 UC429	MBA-I	18.67	550 m	multiple	2003–2022	13 Jan 2022	62	—	MPC · JPL
0	2003 UE429	MBA-O	17.7	1.6 km	multiple	2002–2018	07 Aug 2018	39	—	MPC · JPL
0	2003 UF429	MBA-O	16.8	2.4 km	multiple	2003–2021	18 Jan 2021	112	Alt.: 2016 AM183	MPC · JPL
0	2003 UG429	MBA-O	17.1	2.1 km	multiple	2003–2021	05 Jun 2021	99	Alt.: 2010 JA7	MPC · JPL
0	2003 UH429	MBA-O	16.61	2.7 km	multiple	2003–2022	10 Jan 2022	84	Alt.: 2010 DM71	MPC · JPL
0	2003 UJ429	MBA-I	18.8	520 m	multiple	2003–2019	22 Aug 2019	63	—	MPC · JPL
0	2003 UK429	MBA-O	16.63	2.6 km	multiple	2003–2021	17 Apr 2021	65	—	MPC · JPL
0	2003 UL429	MBA-O	16.0	3.5 km	multiple	2003–2020	25 May 2020	49	—	MPC · JPL
0	2003 UN429	MBA-I	18.1	710 m	multiple	2003–2020	23 Jan 2020	52	Alt.: 2003 SG368	MPC · JPL
0	2003 UQ429	MBA-I	18.4	620 m	multiple	2003–2019	05 Sep 2019	52	—	MPC · JPL
0	2003 UR429	MBA-M	17.51	1.8 km	multiple	2003–2021	09 Nov 2021	72	—	MPC · JPL
0	2003 US429	MBA-M	18.00	1.1 km	multiple	2003–2021	09 Dec 2021	72	—	MPC · JPL
2	2003 UT429	MBA-I	19.3	410 m	multiple	2003–2017	24 Nov 2017	39	—	MPC · JPL
0	2003 UV429	MBA-O	16.4	2.9 km	multiple	2003–2020	24 Jan 2020	99	—	MPC · JPL
0	2003 UY429	MBA-I	18.8	520 m	multiple	2003–2020	14 Sep 2020	51	—	MPC · JPL

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References

^ "Data Available from the Minor Planet Center – MPCORB.DAT". Minor Planet Center. 29 January 2022. (doc)
^ "NEOWISE Diameters and Albedos – V2.0". PDS Small Bodies Node. 2019. Retrieved 1 February 2022.
^ Johnston, Wm. Robert (2 January 2022). "List of Known Trans-Neptunian Objects". Johnston's Archive. Retrieved 1 February 2022.

[MPCORB-1] "Data Available from the Minor Planet Center – MPCORB.DAT". Minor Planet Center. 29 January 2022. (doc)

[PDS-NEOWISE-diameters-2] "NEOWISE Diameters and Albedos – V2.0". PDS Small Bodies Node. 2019. Retrieved 1 February 2022.

[johnstonsarchive-TNO-list-3] Johnston, Wm. Robert (2 January 2022). "List of Known Trans-Neptunian Objects". Johnston's Archive. Retrieved 1 February 2022.

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