List of unnumbered minor planets: 2001 X–Y

This is a partial list of unnumbered minor planets for principal provisional designations assigned during 1–31 December 2001. As of January 2021, a total of 364 bodies remain unnumbered for this period.[1][2][3][4] Objects for this year are listed on the following pages: A–E · F_i · F_ii · G–O · P–R · S · T · U · V–W 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.

X

U	Designation	Class	Physical		Observations				Description and notes	Ref
			H	D	Opp.	Arc	Last	Used
6	2001 XP	APO	20.8	250 m	single	30 days	17 Dec 2001	19	Disc.: LINEAR	MPC · JPL
0	2001 XQ	APO	19.2	510 m	multiple	2001–2015	22 Dec 2015	161	Disc.: LINEAR Potentially hazardous object AMO at MPC Alt.: 2008 VV4	MPC · JPL
0	2001 XG1	APO	23.2	81 m	multiple	2001–2018	09 Dec 2018	112	Disc.: LINEAR	MPC · JPL
–	2001 XM1	MCA	18.9	490 m	single	31 days	16 Dec 2001	51	Disc.: LINEAR	MPC · JPL
–	2001 XB3	MBA-I	17.7	860 m	single	13 days	22 Dec 2001	32	Disc.: LINEAR	MPC · JPL
3	2001 XS4	MCA	18.3	650 m	multiple	2001–2014	11 Dec 2014	46	Disc.: LINEAR	MPC · JPL
9	2001 XU4	APO	23.8	62 m	single	5 days	14 Dec 2001	30	Disc.: LINEAR	MPC · JPL
4	2001 XX4	APO	22.1	140 m	multiple	2001–2003	03 Jan 2003	102	Disc.: LINEAR	MPC · JPL
3	2001 XW10	APO	19.4	470 m	multiple	2001–2004	31 Dec 2004	39	Disc.: LINEAR	MPC · JPL
0	2001 XX12	MBA-M	15.9	2.0 km	multiple	1996–2019	01 May 2019	126	Disc.: LINEAR	MPC · JPL
8	2001 XH16	APO	24.8	39 m	single	11 days	20 Dec 2001	12	Disc.: Mauna Kea Obs.	MPC · JPL
6	2001 XL16	Asteroid	20.6	420 m	single	32 days	22 Dec 2001	15	Disc.: Spacewatch MCA at MPC	MPC · JPL
0	2001 XD31	MCA	16.5	2.8 km	multiple	2001–2020	29 Jan 2020	127	Disc.: LINEAR Alt.: 2010 XO14	MPC · JPL
4	2001 XP31	APO	22.2	130 m	multiple	2001–2018	04 Feb 2018	38	Disc.: LINEAR Alt.: 2017 WB15	MPC · JPL
4	2001 XQ31	AMO	19.2	510 m	single	111 days	09 Mar 2002	72	Disc.: LINEAR	MPC · JPL
2	2001 XW31	MCA	16.7	1.4 km	multiple	2001–2020	24 Jun 2020	111	Disc.: LINEAR Alt.: 2004 WB1	MPC · JPL
0	2001 XZ31	MCA	17.8	820 m	multiple	2001–2019	27 Aug 2019	58	Disc.: LINEAR	MPC · JPL
0	2001 XD34	MBA-M	17.0	1.2 km	multiple	2001–2017	28 Dec 2017	58	Disc.: NEAT	MPC · JPL
0	2001 XM34	MBA-I	17.0	1.2 km	multiple	2001–2020	06 Dec 2020	248	Disc.: LINEAR Alt.: 2016 NK34	MPC · JPL
1	2001 XP42	MCA	17.7	860 m	multiple	2001–2020	19 Feb 2020	77	Disc.: LINEAR	MPC · JPL
0	2001 XH49	MBA-I	17.3	1.0 km	multiple	2001–2020	16 Feb 2020	104	Disc.: LINEAR Alt.: 2008 VJ28	MPC · JPL
1	2001 XO49	HUN	19.0	470 m	multiple	2001–2019	04 Feb 2019	166	Disc.: LINEAR	MPC · JPL
0	2001 XT60	MBA-I	18.1	710 m	multiple	2001–2020	21 Apr 2020	79	Disc.: LINEAR	MPC · JPL
1	2001 XB69	HUN	18.5	590 m	multiple	2001–2018	10 Mar 2018	64	Disc.: LINEAR	MPC · JPL
2	2001 XR69	MCA	17.5	940 m	multiple	2001–2017	24 Jun 2017	45	Disc.: LINEAR Alt.: 2005 SZ133	MPC · JPL
1	2001 XC76	MBA-M	17.3	1.5 km	multiple	2001–2019	30 Dec 2019	138	Disc.: LINEAR	MPC · JPL
1	2001 XW76	MCA	18.0	1.1 km	multiple	2001–2019	08 Feb 2019	123	Disc.: LINEAR	MPC · JPL
0	2001 XW77	MBA-M	17.3	1.0 km	multiple	2001–2019	30 Jan 2019	53	Disc.: LINEAR	MPC · JPL
0	2001 XZ78	MBA-O	15.9	3.7 km	multiple	2001–2020	22 Jun 2020	101	Disc.: LINEAR Alt.: 2012 XP132	MPC · JPL
1	2001 XG79	MBA-I	17.8	820 m	multiple	2001–2019	11 Oct 2019	95	Disc.: LINEAR	MPC · JPL
1	2001 XK79	MBA-O	17.3	1.9 km	multiple	2001–2018	14 Jan 2018	122	Disc.: LINEAR Alt.: 2006 QC128	MPC · JPL
–	2001 XN88	MCA	18.6	570 m	single	30 days	12 Jan 2002	29	Disc.: LINEAR	MPC · JPL
7	2001 XO88	APO	22.0	140 m	single	26 days	09 Jan 2002	28	Disc.: LINEAR	MPC · JPL
2	2001 XF91	MBA-M	17.4	1.4 km	multiple	2001–2019	04 Jan 2019	67	Disc.: LINEAR Alt.: 2015 AQ11	MPC · JPL
1	2001 XE92	MBA-O	16.6	2.7 km	multiple	2001–2018	14 Jan 2018	148	Disc.: LINEAR Alt.: 2017 OC4	MPC · JPL
0	2001 XR93	MBA-M	16.8	1.8 km	multiple	2001–2020	25 Apr 2020	85	Disc.: LINEAR	MPC · JPL
–	2001 XP102	HUN	17.7	860 m	single	32 days	20 Dec 2001	25	Disc.: LINEAR	MPC · JPL
1	2001 XU102	MBA-M	17.4	1.4 km	multiple	2001–2020	22 Jun 2020	80	Disc.: LINEAR Alt.: 2018 XS5	MPC · JPL
0	2001 XQ103	HUN	18.5	590 m	multiple	2001–2020	12 Sep 2020	52	Disc.: LINEAR Added on 13 September 2020	MPC · JPL
7	2001 XX103	APO	23.6	68 m	single	5 days	20 Dec 2001	30	Disc.: LINEAR	MPC · JPL
–	2001 XY103	MBA-M	16.6	1.4 km	single	31 days	09 Jan 2002	22	Disc.: LINEAR	MPC · JPL
1	2001 XE104	Asteroid	18.6	1.1 km	multiple	2001–2019	28 Dec 2019	73	Disc.: LINEAR MCA at MPC	MPC · JPL
4	2001 XG105	APO	21.4	190 m	single	63 days	16 Feb 2002	59	Disc.: LINEAR	MPC · JPL
3	2001 XK105	AMO	23.8	62 m	single	73 days	16 Feb 2002	27	Disc.: LINEAR	MPC · JPL
2	2001 XN105	HUN	19.1	450 m	multiple	2001–2020	05 Feb 2020	62	Disc.: LINEAR Added on 22 July 2020 Alt.: 2019 XA4	MPC · JPL
2	2001 XB114	MBA-O	17.1	2.1 km	multiple	2001–2016	07 Sep 2016	38	Disc.: LINEAR	MPC · JPL
0	2001 XF120	MBA-M	17.6	1.7 km	multiple	2001–2020	11 May 2020	213	Disc.: LINEAR	MPC · JPL
–	2001 XZ121	MBA-I	17.8	820 m	single	5 days	18 Dec 2001	14	Disc.: LINEAR	MPC · JPL
0	2001 XB122	MBA-I	17.4	980 m	multiple	2001–2020	24 Mar 2020	162	Disc.: LINEAR Alt.: 2001 WS49	MPC · JPL
3	2001 XB124	MCA	18.5	590 m	multiple	1986–2016	18 Dec 2016	54	Disc.: Palomar Obs. Alt.: 1986 VE8	MPC · JPL
0	2001 XB127	MBA-I	17.1	1.1 km	multiple	1997–2021	05 Jan 2021	240	Disc.: LINEAR	MPC · JPL
0	2001 XO127	MBA-O	16.7	2.5 km	multiple	2001–2019	01 May 2019	71	Disc.: LINEAR	MPC · JPL
0	2001 XG128	MBA-I	17.5	940 m	multiple	2001–2019	30 Jan 2019	99	Disc.: LINEAR Alt.: 2011 WQ143	MPC · JPL
0	2001 XW129	MBA-O	17.1	2.1 km	multiple	2001–2019	02 May 2019	58	Disc.: LINEAR	MPC · JPL
0	2001 XS130	MBA-M	16.4	1.6 km	multiple	2001–2020	24 Jun 2020	193	Disc.: LINEAR	MPC · JPL
0	2001 XA131	MBA-I	17.3	1.0 km	multiple	2001–2021	09 Jan 2021	142	Disc.: LINEAR Alt.: 2006 BO215	MPC · JPL
0	2001 XU132	HIL	15.6	4.2 km	multiple	2001–2020	16 May 2020	104	Disc.: LINEAR Alt.: 2010 EH169	MPC · JPL
0	2001 XA135	MBA-M	16.7	2.5 km	multiple	2001–2020	17 Dec 2020	73	Disc.: LINEAR Alt.: 2010 XM49	MPC · JPL
0	2001 XB135	MBA-O	16.3	3.1 km	multiple	2001–2019	03 Apr 2019	84	Disc.: LINEAR	MPC · JPL
2	2001 XM136	MBA-M	18.3	650 m	multiple	2001–2005	29 Dec 2005	41	Disc.: LINEAR Alt.: 2005 VC52	MPC · JPL
–	2001 XO138	MBA-M	18.2	680 m	single	5 days	17 Dec 2001	11	Disc.: LINEAR	MPC · JPL
0	2001 XE142	MBA-M	17.7	1.2 km	multiple	2001–2020	21 Apr 2020	84	Disc.: LINEAR	MPC · JPL
0	2001 XM143	MBA-I	18.0	750 m	multiple	2001–2020	17 May 2020	99	Disc.: LINEAR	MPC · JPL
E	2001 XF144	MBA-M	17.2	1.5 km	single	6 days	20 Dec 2001	13	Disc.: LINEAR	MPC · JPL
1	2001 XO144	MBA-O	16.7	2.5 km	multiple	2001–2019	04 Jan 2019	68	Disc.: LINEAR	MPC · JPL
0	2001 XK145	MBA-I	17.6	900 m	multiple	2001–2020	20 Oct 2020	203	Disc.: LINEAR	MPC · JPL
0	2001 XO147	MBA-I	18.0	750 m	multiple	2001–2020	20 Oct 2020	88	Disc.: LINEAR Alt.: 2005 YR251	MPC · JPL
–	2001 XW150	Asteroid	17.4	1.8 km	single	8 days	22 Dec 2001	12	Disc.: LINEAR MBA at MPC	MPC · JPL
1	2001 XG152	MBA-I	17.4	980 m	multiple	2001–2020	08 Dec 2020	100	Disc.: LINEAR Alt.: 2010 GR191	MPC · JPL
0	2001 XM155	MBA-M	17.2	1.5 km	multiple	2001–2020	23 Jun 2020	91	Disc.: LINEAR	MPC · JPL
0	2001 XK160	MBA-I	18.6	570 m	multiple	2001–2020	24 Mar 2020	47	Disc.: LINEAR Added on 22 July 2020	MPC · JPL
–	2001 XJ161	MBA-O	17.0	2.2 km	single	31 days	14 Jan 2002	14	Disc.: LINEAR	MPC · JPL
0	2001 XL161	MBA-I	17.7	860 m	multiple	2001–2020	17 May 2020	89	Disc.: LINEAR	MPC · JPL
0	2001 XG166	MBA-M	17.0	1.2 km	multiple	2001–2019	11 Apr 2019	75	Disc.: LINEAR Alt.: 2011 JJ31, 2015 FM249	MPC · JPL
0	2001 XR168	MBA-I	18.2	680 m	multiple	1999–2020	16 Mar 2020	67	Disc.: LINEAR Alt.: 2013 EN96	MPC · JPL
0	2001 XC177	MBA-O	16.5	2.8 km	multiple	2001–2021	11 Jan 2021	199	Disc.: LINEAR Alt.: 2015 TY286	MPC · JPL
0	2001 XW181	MBA-I	17.2	1.1 km	multiple	2001–2021	04 Jan 2021	108	Disc.: LINEAR Alt.: 2012 TB223	MPC · JPL
0	2001 XO200	MBA-M	17.2	1.5 km	multiple	2001–2020	01 Feb 2020	89	Disc.: LINEAR Alt.: 2014 SV325	MPC · JPL
3	2001 XW200	MBA-I	18.0	750 m	multiple	2001–2016	05 Mar 2016	99	Disc.: LINEAR Alt.: 2008 XR3	MPC · JPL
2	2001 XS201	MBA-M	17.8	1.2 km	multiple	2001–2020	04 Jan 2020	27	Disc.: LPL/Spacewatch II	MPC · JPL
1	2001 XF202	MBA-O	16.9	2.3 km	multiple	2001–2018	19 Mar 2018	77	Disc.: LINEAR	MPC · JPL
1	2001 XJ219	HUN	18.5	590 m	multiple	2001–2020	25 Feb 2020	74	Disc.: LINEAR	MPC · JPL
3	2001 XW219	MCA	18.4	620 m	multiple	2001–2019	04 Feb 2019	78	Disc.: LINEAR Alt.: 2011 UQ254	MPC · JPL
2	2001 XL220	MBA-O	16.1	3.4 km	multiple	2001–2020	22 Jan 2020	73	Disc.: LINEAR	MPC · JPL
–	2001 XF221	MBA-M	19.1	640 m	single	4 days	19 Dec 2001	12	Disc.: LINEAR	MPC · JPL
1	2001 XT224	MBA-M	17.9	1.5 km	multiple	2001–2020	04 Jan 2020	78	Disc.: LINEAR Alt.: 2010 VU91	MPC · JPL
1	2001 XC225	HUN	18.3	650 m	multiple	2001–2020	19 Jan 2020	77	Disc.: LINEAR	MPC · JPL
0	2001 XM229	MBA-O	16.3	3.1 km	multiple	2001–2020	28 Apr 2020	55	Disc.: LINEAR Alt.: 2012 TT318	MPC · JPL
1	2001 XR229	MBA-M	17.3	1.9 km	multiple	2001–2020	14 Feb 2020	297	Disc.: LINEAR Alt.: 2010 VZ27	MPC · JPL
0	2001 XU230	MBA-I	17.9	780 m	multiple	2001–2019	23 Oct 2019	67	Disc.: LINEAR	MPC · JPL
1	2001 XG232	HUN	18.1	710 m	multiple	2001–2019	27 Oct 2019	60	Disc.: LINEAR	MPC · JPL
3	2001 XQ232	MBA-O	16.4	2.9 km	multiple	1996–2001	19 Dec 2001	22	Disc.: LINEAR	MPC · JPL
0	2001 XU237	MBA-O	16.4	2.9 km	multiple	2001–2019	28 Jan 2019	40	Disc.: LINEAR	MPC · JPL
0	2001 XY241	MBA-I	17.4	980 m	multiple	2001–2021	13 Jan 2021	194	Disc.: LINEAR	MPC · JPL
1	2001 XJ242	MBA-M	18.0	750 m	multiple	2001–2019	04 Apr 2019	90	Disc.: LINEAR Alt.: 2009 WY140	MPC · JPL
3	2001 XW242	MBA-O	17.0	2.2 km	multiple	2001–2018	24 Jan 2018	49	Disc.: LINEAR	MPC · JPL
3	2001 XZ245	MBA-I	17.7	860 m	multiple	2001–2016	06 Dec 2016	41	Disc.: LINEAR	MPC · JPL
1	2001 XU246	MBA-M	16.3	1.6 km	multiple	2001–2019	22 Apr 2019	101	Disc.: LINEAR Alt.: 2010 BE96	MPC · JPL
0	2001 XC247	MBA-M	17.5	1.3 km	multiple	2001–2020	16 May 2020	118	Disc.: LINEAR Alt.: 2015 AS10	MPC · JPL
0	2001 XZ248	MBA-M	17.4	1.8 km	multiple	2000–2021	16 Jan 2021	98	Disc.: LPL/Spacewatch II Alt.: 2016 AH41	MPC · JPL
0	2001 XY251	MBA-I	17.7	860 m	multiple	2001–2021	16 Jan 2021	85	Disc.: LINEAR Added on 17 January 2021	MPC · JPL
0	2001 XJ253	MBA-O	16.1	3.4 km	multiple	2001–2020	18 Feb 2020	166	Disc.: Spacewatch	MPC · JPL
4	2001 XU254	TNO	6.68	202 km	multiple	2001–2020	09 Dec 2020	30	Disc.: Mauna Kea Obs. LoUTNOs, cubewano (hot)	MPC · JPL
E	2001 XV254	TNO	7.0	176 km	single	59 days	06 Feb 2002	7	Disc.: Mauna Kea Obs. LoUTNOs, cubewano (hot)	MPC · JPL
E	2001 XW254	TNO	7.7	128 km	single	29 days	08 Jan 2002	4	Disc.: Mauna Kea Obs. LoUTNOs, cubewano (hot)	MPC · JPL
4	2001 XX254	TNO	7.32	147 km	multiple	2001–2021	11 Jan 2021	20	Disc.: Mauna Kea Obs. LoUTNOs, cubewano (cold)	MPC · JPL
E	2001 XB255	TNO	6.8	193 km	single	36 days	14 Jan 2002	5	Disc.: Mauna Kea Obs. LoUTNOs, cubewano (cold)	MPC · JPL
E	2001 XC255	TNO	7.4	147 km	single	56 days	03 Feb 2002	6	Disc.: Mauna Kea Obs. LoUTNOs, cubewano (cold)	MPC · JPL
E	2001 XE255	TNO	7.9	117 km	single	36 days	14 Jan 2002	4	Disc.: Mauna Kea Obs. LoUTNOs, cubewano (hot)	MPC · JPL
E	2001 XF255	TNO	7.7	128 km	single	36 days	14 Jan 2002	4	Disc.: Mauna Kea Obs. LoUTNOs, cubewano (cold)	MPC · JPL
E	2001 XG255	TNO	8.3	97 km	single	36 days	14 Jan 2002	5	Disc.: Mauna Kea Obs. LoUTNOs, cubewano (cold)	MPC · JPL
E	2001 XJ255	TNO	8.3	97 km	single	34 days	14 Jan 2002	5	Disc.: Mauna Kea Obs. LoUTNOs, cubewano (hot)	MPC · JPL
0	2001 XQ255	MBA-I	18.7	540 m	multiple	2001–2020	16 Mar 2020	53	Disc.: Spacewatch Alt.: 2016 AX89	MPC · JPL
3	2001 XZ255	CEN	11.1	27 km	multiple	2001–2003	03 Mar 2003	13	Disc.: Mauna Kea Obs. , BR-mag: 2.04	MPC · JPL
1	2001 XG258	MCA	18.9	700 m	multiple	2001–2019	30 Jan 2019	65	Disc.: LONEOS	MPC · JPL
1	2001 XO258	MBA-I	17.1	1.1 km	multiple	2001–2019	07 May 2019	92	Disc.: LONEOS	MPC · JPL
1	2001 XF260	HUN	18.2	680 m	multiple	2001–2021	06 Jan 2021	87	Disc.: Spacewatch Alt.: 2011 KX13	MPC · JPL
0	2001 XT260	MBA-M	17.0	2.2 km	multiple	2001–2021	14 Jan 2021	107	Disc.: LINEAR Alt.: 2015 XE207	MPC · JPL
0	2001 XP261	MBA-O	15.4	6.9 km	multiple	2001–2020	18 Jul 2020	183	Disc.: LINEAR Alt.: 2010 HU53	MPC · JPL
1	2001 XL262	MBA-I	18.2	680 m	multiple	2001–2020	23 Jan 2020	63	Disc.: NEAT	MPC · JPL
2	2001 XS263	MBA-O	18.0	1.4 km	multiple	2001–2019	02 Mar 2019	49	Disc.: NEAT	MPC · JPL
0	2001 XP264	HUN	18.3	650 m	multiple	2001–2020	26 Jan 2020	74	Disc.: Spacewatch Alt.: 2013 HY18	MPC · JPL
0	2001 XV264	MBA-M	17.1	2.1 km	multiple	2001–2020	28 Jan 2020	64	Disc.: LINEAR Alt.: 2014 TC38	MPC · JPL
0	2001 XF265	MBA-M	17.9	780 m	multiple	2001–2019	07 May 2019	53	Disc.: LINEAR	MPC · JPL
0	2001 XG265	HUN	18.7	540 m	multiple	2001–2020	31 Jan 2020	62	Disc.: LPL/Spacewatch II Alt.: 2011 UJ91, 2015 BE294	MPC · JPL
2	2001 XR266	MBA-M	17.4	1.8 km	multiple	2001–2014	20 Oct 2014	41	Disc.: Astrovirtel Alt.: 2005 WK136, 2014 TT78	MPC · JPL
0	2001 XQ267	MBA-O	16.4	2.9 km	multiple	2001–2020	18 Apr 2020	111	Disc.: SDSS Alt.: 2012 XK4	MPC · JPL
0	2001 XT267	MBA-M	17.1	2.1 km	multiple	2001–2020	02 Feb 2020	97	Disc.: SDSS	MPC · JPL
0	2001 XA268	MBA-M	16.7	1.4 km	multiple	2001–2020	10 Oct 2020	200	Disc.: SDSS	MPC · JPL
0	2001 XB268	MBA-I	18.2	680 m	multiple	2001–2020	10 Sep 2020	115	Disc.: SDSS	MPC · JPL
0	2001 XC268	MBA-O	16.4	2.9 km	multiple	2001–2019	11 Apr 2019	87	Disc.: SDSS	MPC · JPL
0	2001 XD268	MBA-O	16.4	2.9 km	multiple	2001–2020	24 Jun 2020	103	Disc.: Spacewatch	MPC · JPL
0	2001 XE268	MBA-M	16.9	1.2 km	multiple	2001–2020	23 Oct 2020	103	Disc.: SDSS	MPC · JPL
0	2001 XF268	MBA-I	18.2	680 m	multiple	2001–2018	15 Dec 2018	67	Disc.: Spacewatch	MPC · JPL
0	2001 XG268	MBA-M	16.6	2.0 km	multiple	2001–2020	14 Jul 2020	79	Disc.: Spacewatch	MPC · JPL
0	2001 XH268	MBA-M	16.7	1.9 km	multiple	2001–2020	29 Jan 2020	76	Disc.: LPL/Spacewatch II	MPC · JPL
0	2001 XJ268	MBA-O	17.0	2.2 km	multiple	2001–2019	04 Feb 2019	61	Disc.: SDSS	MPC · JPL
0	2001 XK268	MBA-M	16.4	1.6 km	multiple	2001–2019	05 Feb 2019	55	Disc.: SDSS	MPC · JPL
0	2001 XL268	MBA-O	16.5	2.8 km	multiple	2001–2020	21 Mar 2020	68	Disc.: SDSS	MPC · JPL
0	2001 XM268	MBA-I	19.2	430 m	multiple	2001–2018	29 Nov 2018	61	Disc.: SDSS	MPC · JPL
0	2001 XN268	MBA-I	17.5	940 m	multiple	2001–2021	09 Jan 2021	89	Disc.: Spacewatch	MPC · JPL
0	2001 XO268	MBA-M	17.0	2.2 km	multiple	2001–2019	03 Dec 2019	59	Disc.: SDSS	MPC · JPL
0	2001 XP268	MBA-O	16.4	2.9 km	multiple	2001–2020	21 Apr 2020	56	Disc.: Spacewatch	MPC · JPL
1	2001 XQ268	MBA-O	16.2	3.2 km	multiple	2001–2021	09 Jan 2021	93	Disc.: SDSS	MPC · JPL
0	2001 XR268	MBA-M	17.3	1.0 km	multiple	2001–2020	11 May 2020	40	Disc.: SDSS	MPC · JPL
1	2001 XS268	MBA-I	18.3	650 m	multiple	2001–2019	26 Sep 2019	49	Disc.: LPL/Spacewatch II	MPC · JPL
0	2001 XT268	MBA-O	16.1	3.4 km	multiple	2001–2020	13 Apr 2020	57	Disc.: SDSS Alt.: 2010 HU67	MPC · JPL
0	2001 XU268	HUN	18.2	680 m	multiple	2001–2019	25 Nov 2019	106	Disc.: SDSS Alt.: 2018 AJ17	MPC · JPL
0	2001 XV268	MBA-O	16.6	2.7 km	multiple	1995–2019	25 Apr 2019	96	Disc.: Spacewatch	MPC · JPL
0	2001 XW268	MBA-O	16.0	3.5 km	multiple	2001–2020	20 May 2020	95	Disc.: SDSS	MPC · JPL
1	2001 XX268	MBA-I	18.2	680 m	multiple	2001–2019	19 Nov 2019	71	Disc.: SDSS	MPC · JPL
0	2001 XY268	MBA-O	16.1	3.4 km	multiple	2001–2019	17 Dec 2019	79	Disc.: SDSS	MPC · JPL
0	2001 XZ268	MBA-M	17.2	1.1 km	multiple	2001–2019	04 Mar 2019	71	Disc.: Spacewatch	MPC · JPL
0	2001 XA269	MBA-I	18.2	680 m	multiple	2001–2019	27 Oct 2019	70	Disc.: Spacewatch	MPC · JPL
0	2001 XB269	MBA-M	17.1	2.1 km	multiple	2001–2021	13 Jan 2021	80	Disc.: SDSS	MPC · JPL
0	2001 XC269	MBA-I	18.6	570 m	multiple	2001–2020	19 Jan 2020	75	Disc.: SDSS	MPC · JPL
0	2001 XD269	MBA-M	17.4	1.8 km	multiple	2001–2020	24 Jan 2020	57	Disc.: SDSS	MPC · JPL
1	2001 XE269	MBA-M	18.1	710 m	multiple	2001–2019	04 Apr 2019	50	Disc.: SDSS	MPC · JPL
0	2001 XF269	MBA-I	18.2	680 m	multiple	2001–2019	20 Dec 2019	68	Disc.: Spacewatch	MPC · JPL
0	2001 XG269	MBA-M	17.4	1.4 km	multiple	2001–2019	08 Feb 2019	42	Disc.: SDSS	MPC · JPL
0	2001 XH269	MBA-M	17.6	1.3 km	multiple	2001–2020	22 Apr 2020	53	Disc.: SDSS	MPC · JPL
0	2001 XJ269	MBA-O	16.5	2.8 km	multiple	2001–2020	02 Feb 2020	62	Disc.: Spacewatch	MPC · JPL
1	2001 XK269	MBA-M	17.8	820 m	multiple	2001–2019	03 Jun 2019	46	Disc.: SDSS	MPC · JPL
0	2001 XL269	MBA-M	17.5	1.3 km	multiple	2001–2020	23 Apr 2020	58	Disc.: NEAT	MPC · JPL
3	2001 XM269	MBA-O	17.1	2.1 km	multiple	2001–2019	08 Jan 2019	20	Disc.: LPL/Spacewatch II	MPC · JPL
0	2001 XN269	MBA-I	18.0	750 m	multiple	2001–2020	11 Dec 2020	84	Disc.: Spacewatch	MPC · JPL
0	2001 XO269	MBA-O	16.1	3.4 km	multiple	2001–2019	09 Feb 2019	46	Disc.: SDSS Alt.: 2010 FG112	MPC · JPL
0	2001 XP269	MBA-O	16.8	2.4 km	multiple	2001–2020	19 Apr 2020	53	Disc.: Spacewatch	MPC · JPL
0	2001 XQ269	MBA-M	17.5	1.3 km	multiple	2001–2020	21 Apr 2020	71	Disc.: Spacewatch	MPC · JPL
0	2001 XR269	MBA-O	15.7	4.0 km	multiple	2001–2021	16 Jan 2021	118	Disc.: SDSS Alt.: 2010 HQ85	MPC · JPL
0	2001 XS269	MBA-O	16.8	2.4 km	multiple	2001–2020	20 Jul 2020	50	Disc.: SDSS	MPC · JPL
2	2001 XT269	MBA-M	18.1	1.3 km	multiple	2001–2019	21 Oct 2019	33	Disc.: Spacewatch	MPC · JPL

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Y

U	Designation	Class	Physical		Observations				Description and notes	Ref
			H	D	Opp.	Arc	Last	Used
1	2001 YH	HUN	17.7	860 m	multiple	2001–2020	14 Nov 2020	112	Disc.: LINEAR	MPC · JPL
5	2001 YL	HUN	19.3	410 m	multiple	2001–2019	01 Dec 2019	34	Disc.: LINEAR Alt.: 2019 WF5	MPC · JPL
–	2001 YM	MCA	19.1	640 m	single	5 days	19 Dec 2001	14	Disc.: LINEAR	MPC · JPL
1	2001 YQ	MBA-M	17.3	1.5 km	multiple	2001–2018	14 Dec 2018	42	Disc.: LINEAR Alt.: 2014 WC6	MPC · JPL
1	2001 YW	HUN	18.1	710 m	multiple	2001–2019	24 Jun 2019	112	Disc.: LINEAR	MPC · JPL
1	2001 YZ	MCA	18.6	570 m	multiple	2001–2020	18 Jul 2020	93	Disc.: LINEAR	MPC · JPL
5	2001 YA1	AMO	20.8	250 m	single	62 days	17 Feb 2002	22	Disc.: LINEAR	MPC · JPL
2	2001 YB1	AMO	21.7	160 m	multiple	2001–2016	21 Dec 2016	36	Disc.: LINEAR	MPC · JPL
–	2001 YC1	APO	24.1	54 m	single	2 days	19 Dec 2001	13	Disc.: LINEAR	MPC · JPL
8	2001 YD1	APO	24.4	47 m	single	7 days	24 Dec 2001	32	Disc.: LINEAR	MPC · JPL
5	2001 YE1	APO	20.8	250 m	single	58 days	13 Feb 2002	120	Disc.: LINEAR	MPC · JPL
2	2001 YR1	HUN	18.7	540 m	multiple	2001–2019	16 Dec 2019	32	Disc.: LINEAR	MPC · JPL
0	2001 YZ1	HUN	17.8	820 m	multiple	2001–2020	09 Dec 2020	102	Disc.: LINEAR Added on 13 September 2020	MPC · JPL
0	2001 YM2	AMO	19.5	450 m	multiple	2001–2013	17 Jan 2013	192	Disc.: LINEAR	MPC · JPL
7	2001 YN2	APO	25.4	30 m	single	21 days	08 Jan 2002	35	Disc.: LINEAR	MPC · JPL
7	2001 YO2	APO	21.0	220 m	single	24 days	11 Jan 2002	25	Disc.: LINEAR	MPC · JPL
0	2001 YP3	APO	22.0	140 m	multiple	2001–2005	10 Dec 2005	127	Disc.: LINEAR Potentially hazardous object	MPC · JPL
1	2001 YQ3	MCA	17.7	1.6 km	multiple	2001–2017	24 May 2017	88	Disc.: LONEOS Alt.: 2017 HH3	MPC · JPL
–	2001 YR3	AMO	23.3	78 m	single	4 days	23 Dec 2001	19	Disc.: LINEAR	MPC · JPL
1	2001 YS3	MCA	19.0	470 m	multiple	2001–2018	04 Aug 2018	105	Disc.: NEAT	MPC · JPL
1	2001 YT3	AMO	20.8	250 m	multiple	1991–2013	05 Apr 2013	115	Disc.: Spacewatch	MPC · JPL
2	2001 YU3	AMO	20.1	340 m	multiple	2001–2021	16 Jan 2021	96	Disc.: LINEAR	MPC · JPL
0	2001 YV3	APO	20.58	270 m	multiple	2001–2021	09 Jan 2021	159	Disc.: AMOS Potentially hazardous object	MPC · JPL
1	2001 YW3	HUN	18.1	710 m	multiple	2001–2018	04 Apr 2018	109	Disc.: LINEAR	MPC · JPL
0	2001 YC4	MCA	17.2	1.5 km	multiple	2001–2019	28 Feb 2019	73	Disc.: LINEAR Alt.: 2005 YM3	MPC · JPL
1	2001 YM4	AMO	19.9	370 m	multiple	2001–2020	23 Jan 2020	123	Disc.: LINEAR	MPC · JPL
5	2001 YB5	APO	20.9	230 m	single	11 days	06 Jan 2002	396	Disc.: NEAT Potentially hazardous object	MPC · JPL
1	2001 YJ8	MBA-O	16.6	2.7 km	multiple	2001–2019	28 Jan 2019	39	Disc.: LINEAR	MPC · JPL
0	2001 YP9	MBA-M	17.2	1.5 km	multiple	2001–2020	19 Apr 2020	107	Disc.: LINEAR Alt.: 2014 WU486	MPC · JPL
1	2001 YD10	MBA-M	17.2	2.0 km	multiple	2001–2020	19 Feb 2020	154	Disc.: LINEAR Alt.: 2010 YO4	MPC · JPL
0	2001 YP10	MBA-O	16.4	2.9 km	multiple	2001–2018	22 Jan 2018	57	Disc.: LINEAR	MPC · JPL
0	2001 YX11	AMO	20.0	360 m	multiple	2001–2008	05 Dec 2008	98	Disc.: LONEOS	MPC · JPL
2	2001 YZ11	MCA	17.4	980 m	multiple	2001–2017	24 Apr 2017	90	Disc.: LINEAR	MPC · JPL
1	2001 YG12	HUN	18.3	650 m	multiple	2001–2019	28 Sep 2019	86	Disc.: LINEAR Alt.: 2014 UL117, 2016 NO32	MPC · JPL
1	2001 YN12	MBA-O	17.1	2.1 km	multiple	2001–2019	01 Feb 2019	42	Disc.: LINEAR	MPC · JPL
2	2001 YH13	MBA-I	18.9	490 m	multiple	2001–2019	05 Feb 2019	32	Disc.: LINEAR	MPC · JPL
0	2001 YN13	MBA-M	17.2	2.0 km	multiple	2001–2020	04 Jan 2020	69	Disc.: LINEAR Alt.: 2014 WE316	MPC · JPL
0	2001 YP13	MBA-M	17.0	1.7 km	multiple	2001–2020	02 Feb 2020	89	Disc.: LINEAR Alt.: 2014 YP29, 2017 KR20	MPC · JPL
0	2001 YY14	MBA-M	17.1	1.6 km	multiple	1999–2020	21 Apr 2020	97	Disc.: LINEAR Alt.: 2011 BR102	MPC · JPL
0	2001 YL15	MBA-M	16.8	2.4 km	multiple	2001–2020	15 Feb 2020	107	Disc.: LINEAR Alt.: 2014 VW3	MPC · JPL
0	2001 YE18	MBA-O	15.7	4.0 km	multiple	2001–2019	04 Apr 2019	88	Disc.: LINEAR Alt.: 2011 PY6	MPC · JPL
0	2001 YZ23	MBA-M	17.0	2.2 km	multiple	2001–2021	16 Jan 2021	193	Disc.: LINEAR Alt.: 2010 OG136, 2012 DY21	MPC · JPL
0	2001 YB24	MBA-O	16.5	2.8 km	multiple	2001–2018	13 Jan 2018	58	Disc.: LINEAR Alt.: 2013 AJ71	MPC · JPL
0	2001 YC24	MBA-O	16.4	2.9 km	multiple	2001–2020	11 May 2020	72	Disc.: LINEAR	MPC · JPL
0	2001 YL25	MBA-O	16.1	3.4 km	multiple	1996–2020	23 Jun 2020	140	Disc.: LINEAR	MPC · JPL
0	2001 YQ25	MBA-O	16.9	2.3 km	multiple	2001–2019	28 Jan 2019	50	Disc.: LINEAR Alt.: 2012 XR10	MPC · JPL
0	2001 YY26	MBA-M	17.6	1.3 km	multiple	2001–2020	24 Jun 2020	67	Disc.: LINEAR Alt.: 2018 VB56	MPC · JPL
0	2001 YD28	MBA-O	16.3	3.1 km	multiple	2001–2020	24 Jun 2020	99	Disc.: LINEAR	MPC · JPL
0	2001 YP29	MBA-M	17.2	1.5 km	multiple	2001–2020	11 Mar 2020	106	Disc.: LINEAR Alt.: 2014 UQ91	MPC · JPL
0	2001 YB30	MBA-O	15.8	3.9 km	multiple	2001–2020	23 May 2020	101	Disc.: LINEAR	MPC · JPL
–	2001 YH30	MBA-O	15.5	4.4 km	single	2 days	20 Dec 2001	13	Disc.: LINEAR	MPC · JPL
1	2001 YT30	MBA-I	18.2	680 m	multiple	2001–2020	25 Jan 2020	48	Disc.: LINEAR Added on 24 August 2020 Alt.: 2015 VW67	MPC · JPL
0	2001 YF31	MBA-I	18.6	570 m	multiple	2001–2021	14 Jan 2021	84	Disc.: LINEAR	MPC · JPL
–	2001 YH31	HIL	14.7	6.4 km	single	2 days	20 Dec 2001	10	Disc.: LINEAR	MPC · JPL
0	2001 YP31	MBA-M	17.3	1.5 km	multiple	2001–2015	21 Jan 2015	27	Disc.: LINEAR Alt.: 2015 BO282	MPC · JPL
0	2001 YX31	MBA-I	18.7	540 m	multiple	2001–2020	25 May 2020	83	Disc.: LINEAR Alt.: 2006 FJ29	MPC · JPL
0	2001 YY31	MBA-O	17.0	2.2 km	multiple	2001–2020	21 Oct 2020	80	Disc.: LINEAR Alt.: 2006 WJ69	MPC · JPL
0	2001 YK34	MBA-O	15.8	3.9 km	multiple	2001–2020	22 Jun 2020	168	Disc.: LINEAR Alt.: 2016 PU29	MPC · JPL
0	2001 YO39	MBA-O	17.0	2.2 km	multiple	2001–2019	01 May 2019	46	Disc.: LINEAR	MPC · JPL
0	2001 YM43	MBA-M	17.0	1.7 km	multiple	1999–2020	24 Jun 2020	112	Disc.: LINEAR	MPC · JPL
1	2001 YX44	MBA-O	15.8	3.9 km	multiple	2001–2020	20 Feb 2020	97	Disc.: LINEAR Alt.: 2018 VK27	MPC · JPL
0	2001 YP45	MBA-I	17.5	940 m	multiple	2001–2020	25 May 2020	97	Disc.: LINEAR	MPC · JPL
0	2001 YU48	MBA-I	17.7	860 m	multiple	2001–2019	20 Sep 2019	66	Disc.: LINEAR	MPC · JPL
0	2001 YN55	MBA-O	16.5	2.8 km	multiple	2001–2020	26 Jun 2020	61	Disc.: LINEAR Added on 22 July 2020 Alt.: 2020 JS12	MPC · JPL
0	2001 YQ55	MBA-O	16.8	2.4 km	multiple	2001–2021	11 Jan 2021	82	Disc.: LINEAR	MPC · JPL
0	2001 YY55	MBA-I	17.9	780 m	multiple	2001–2020	19 Jan 2020	143	Disc.: LINEAR Alt.: 2008 SN3, 2015 PP26	MPC · JPL
0	2001 YX56	MBA-O	16.5	2.8 km	multiple	2001–2019	01 May 2019	57	Disc.: LINEAR	MPC · JPL
–	2001 YD57	MBA-O	15.4	4.6 km	single	26 days	13 Jan 2002	11	Disc.: LINEAR	MPC · JPL
0	2001 YW59	MBA-I	17.6	900 m	multiple	1995–2021	16 Jan 2021	107	Disc.: LINEAR Alt.: 2008 SZ232	MPC · JPL
3	2001 YK61	CEN	13.7	8.0 km	single	61 days	21 Jan 2002	31	Disc.: LINEAR	MPC · JPL
0	2001 YX63	MBA-M	16.3	1.6 km	multiple	2001–2020	03 Dec 2020	162	Disc.: LINEAR Alt.: 2010 AW64	MPC · JPL
4	2001 YV71	MBA-M	17.8	1.2 km	multiple	2001–2018	31 Dec 2018	38	Disc.: LINEAR	MPC · JPL
0	2001 YG76	MBA-I	17.3	1.0 km	multiple	2001–2021	12 Jan 2021	126	Disc.: LINEAR	MPC · JPL
2	2001 YS77	MBA-M	17.4	1.8 km	multiple	2001–2019	25 Oct 2019	62	Disc.: LINEAR Alt.: 2016 AV3	MPC · JPL
0	2001 YT88	MBA-M	17.4	1.8 km	multiple	2001–2020	03 Feb 2020	103	Disc.: LINEAR Alt.: 2010 XC4	MPC · JPL
2	2001 YF89	MBA-O	15.8	3.9 km	multiple	2001–2019	05 Apr 2019	115	Disc.: LINEAR	MPC · JPL
3	2001 YL92	MBA-O	16.8	2.4 km	multiple	2001–2018	13 Jan 2018	46	Disc.: LPL/Spacewatch II	MPC · JPL
0	2001 YQ92	MBA-O	16.9	2.3 km	multiple	2001–2020	10 Dec 2020	93	Disc.: LPL/Spacewatch II	MPC · JPL
0	2001 YW92	MBA-O	16.4	2.9 km	multiple	2001–2020	21 Apr 2020	87	Disc.: Kitt Peak Obs.	MPC · JPL
4	2001 YC93	MBA-O	17.5	1.8 km	multiple	2001–2019	08 Feb 2019	17	Disc.: Kitt Peak Obs.	MPC · JPL
0	2001 YE93	MBA-O	16.0	3.5 km	multiple	2001–2019	27 May 2019	116	Disc.: Kitt Peak Obs. Alt.: 2010 KN41	MPC · JPL
0	2001 YC94	MBA-O	16.0	3.5 km	multiple	2001–2020	06 Dec 2020	188	Disc.: LPL/Spacewatch II Alt.: 2015 VP44	MPC · JPL
0	2001 YS97	MBA-I	17.6	900 m	multiple	2001–2019	28 Dec 2019	114	Disc.: LINEAR Alt.: 2008 UN363	MPC · JPL
0	2001 YB100	HUN	18.2	680 m	multiple	2001–2020	07 Nov 2020	111	Disc.: LINEAR	MPC · JPL
1	2001 YP100	MBA-O	16.1	3.4 km	multiple	2001–2019	05 Feb 2019	37	Disc.: LINEAR	MPC · JPL
1	2001 YM125	MBA-I	17.9	780 m	multiple	2001–2021	07 Jan 2021	59	Disc.: LINEAR	MPC · JPL
2	2001 YY132	MBA-O	16.2	3.2 km	multiple	2001–2019	09 Feb 2019	34	Disc.: LINEAR Alt.: 2018 XS9	MPC · JPL
2	2001 YN133	MBA-M	18.3	650 m	multiple	2001–2017	14 Nov 2017	37	Disc.: Spacewatch	MPC · JPL
0	2001 YS134	MBA-O	16.3	3.1 km	multiple	2001–2019	12 Jan 2019	48	Disc.: LINEAR	MPC · JPL
1	2001 YB141	MBA-M	18.0	1.1 km	multiple	2001–2018	17 Nov 2018	49	Disc.: LINEAR	MPC · JPL
0	2001 YV141	MBA-M	16.9	2.3 km	multiple	2001–2020	05 Jan 2020	99	Disc.: LINEAR Alt.: 2010 XQ15, 2014 ST263	MPC · JPL
0	2001 YM142	MBA-I	17.7	860 m	multiple	2001–2019	08 Feb 2019	108	Disc.: LINEAR	MPC · JPL
0	2001 YP142	MBA-O	17.5	1.8 km	multiple	2001–2018	12 Feb 2018	36	Disc.: LINEAR	MPC · JPL
0	2001 YJ144	MBA-O	16.8	2.4 km	multiple	2001–2019	25 Apr 2019	51	Disc.: LINEAR	MPC · JPL
0	2001 YH147	MBA-O	15.5	4.4 km	multiple	2001–2020	27 Apr 2020	125	Disc.: LINEAR Alt.: 2012 UA165	MPC · JPL
0	2001 YA148	MBA-M	16.8	1.8 km	multiple	2001–2020	20 Apr 2020	83	Disc.: LINEAR Alt.: 2011 CZ42	MPC · JPL
0	2001 YG149	MBA-I	17.8	820 m	multiple	2001–2020	16 Mar 2020	81	Disc.: NEAT Alt.: 2006 EO29	MPC · JPL
0	2001 YQ150	MBA-M	16.9	1.8 km	multiple	2001–2020	23 May 2020	63	Disc.: LINEAR Alt.: 2017 OH27	MPC · JPL
0	2001 YR150	MBA-O	16.1	3.4 km	multiple	1999–2019	09 Feb 2019	74	Disc.: LINEAR Alt.: 2010 OF51	MPC · JPL
0	2001 YE151	MBA-I	18.7	540 m	multiple	2001–2020	07 Oct 2020	51	Disc.: Spacewatch	MPC · JPL
0	2001 YF158	MBA-O	17.8	1.5 km	multiple	2001–2020	12 Dec 2020	101	Disc.: SDSS Alt.: 2007 CZ36	MPC · JPL
0	2001 YL158	MBA-M	16.7	1.4 km	multiple	2001–2020	13 Sep 2020	117	Disc.: SDSS Alt.: 2011 FC146	MPC · JPL
0	2001 YP158	MBA-O	17.0	2.2 km	multiple	2001–2019	02 Apr 2019	47	Disc.: SDSS	MPC · JPL
0	2001 YS158	MBA-M	17.7	860 m	multiple	2001–2020	15 Aug 2020	56	Disc.: SDSS	MPC · JPL
0	2001 YD159	MBA-O	16.5	2.8 km	multiple	2001–2020	10 Jun 2020	65	Disc.: SDSS Added on 22 July 2020 Alt.: 2011 UU291	MPC · JPL
0	2001 YG160	MBA-O	16.3	3.1 km	multiple	1994–2020	26 Apr 2020	98	Disc.: SDSS	MPC · JPL
0	2001 YN160	MBA-O	16.6	2.7 km	multiple	2001–2020	22 Jun 2020	35	Disc.: SDSS Added on 13 September 2020	MPC · JPL
0	2001 YE162	MBA-I	18.4	620 m	multiple	2001–2020	21 Oct 2020	137	Disc.: Spacewatch Alt.: 2005 YN280	MPC · JPL
0	2001 YH162	MBA-O	17.3	1.9 km	multiple	2001–2020	17 Nov 2020	149	Disc.: SDSS Alt.: 2005 UR317	MPC · JPL
0	2001 YN162	MBA-M	16.7	1.9 km	multiple	2001–2020	16 May 2020	101	Disc.: NEAT	MPC · JPL
1	2001 YO162	MBA-M	17.4	1.7 km	multiple	2001–2019	07 Apr 2019	102	Disc.: NEAT Alt.: 2010 EB54	MPC · JPL
0	2001 YP162	MBA-O	15.9	3.7 km	multiple	2001–2020	21 Apr 2020	155	Disc.: NEAT Alt.: 2010 FV116	MPC · JPL
0	2001 YQ162	MBA-O	15.6	4.2 km	multiple	2001–2020	24 Jun 2020	173	Disc.: SDSS	MPC · JPL
0	2001 YR162	MBA-M	16.5	1.5 km	multiple	2001–2019	01 Jun 2019	79	Disc.: SDSS	MPC · JPL
0	2001 YS162	MBA-O	16.1	3.4 km	multiple	2001–2020	17 Jun 2020	86	Disc.: Spacewatch	MPC · JPL
0	2001 YT162	MBA-O	16.3	3.1 km	multiple	2001–2019	31 May 2019	87	Disc.: Spacewatch	MPC · JPL
0	2001 YU162	MBA-O	16.4	2.9 km	multiple	2001–2020	26 May 2020	102	Disc.: Spacewatch	MPC · JPL
0	2001 YV162	MBA-O	16.1	3.4 km	multiple	2001–2020	22 Apr 2020	103	Disc.: SDSS	MPC · JPL
0	2001 YW162	MBA-I	18.4	620 m	multiple	1996–2020	02 Dec 2020	120	Disc.: Spacewatch	MPC · JPL
0	2001 YX162	MBA-O	17.0	2.2 km	multiple	2001–2019	09 May 2019	86	Disc.: LPL/Spacewatch II	MPC · JPL
0	2001 YY162	MBA-O	16.2	3.2 km	multiple	2001–2020	20 May 2020	86	Disc.: SDSS	MPC · JPL
0	2001 YZ162	MBA-M	17.1	1.6 km	multiple	2001–2020	23 Mar 2020	87	Disc.: SDSS	MPC · JPL
0	2001 YA163	MBA-I	17.8	820 m	multiple	2001–2020	27 Feb 2020	83	Disc.: SDSS	MPC · JPL
0	2001 YB163	MBA-M	17.3	1.0 km	multiple	2001–2020	13 Jul 2020	85	Disc.: SDSS	MPC · JPL
0	2001 YC163	MBA-I	18.1	710 m	multiple	2001–2020	19 Apr 2020	73	Disc.: Spacewatch	MPC · JPL
0	2001 YD163	MBA-O	16.6	2.7 km	multiple	2001–2019	07 Apr 2019	71	Disc.: SDSS	MPC · JPL
0	2001 YE163	MBA-O	16.3	3.1 km	multiple	2001–2019	08 May 2019	58	Disc.: SDSS	MPC · JPL
0	2001 YF163	MBA-O	16.3	3.1 km	multiple	2001–2020	21 Apr 2020	70	Disc.: NEAT	MPC · JPL
0	2001 YG163	MBA-O	16.6	2.7 km	multiple	2001–2017	22 Oct 2017	62	Disc.: SDSS	MPC · JPL
0	2001 YH163	MBA-I	17.0	1.2 km	multiple	2001–2021	12 Jan 2021	178	Disc.: NEAT	MPC · JPL
0	2001 YJ163	MBA-O	16.7	2.5 km	multiple	2001–2020	25 May 2020	60	Disc.: SDSS	MPC · JPL
0	2001 YK163	MBA-M	17.1	1.6 km	multiple	2001–2019	02 Apr 2019	53	Disc.: SDSS	MPC · JPL
0	2001 YL163	MBA-M	17.4	1.8 km	multiple	2001–2018	03 Oct 2018	57	Disc.: Spacewatch	MPC · JPL
0	2001 YM163	HUN	18.1	710 m	multiple	2001–2020	06 Dec 2020	98	Disc.: SDSS	MPC · JPL
0	2001 YN163	MBA-O	16.9	2.3 km	multiple	2001–2019	08 Feb 2019	62	Disc.: Spacewatch	MPC · JPL
0	2001 YO163	MBA-O	16.4	2.9 km	multiple	2001–2020	14 Jun 2020	77	Disc.: SDSS	MPC · JPL
0	2001 YP163	MBA-O	16.3	3.1 km	multiple	2001–2020	20 Apr 2020	68	Disc.: SDSS	MPC · JPL
0	2001 YQ163	MBA-I	18.2	680 m	multiple	2001–2020	17 Oct 2020	137	Disc.: SDSS	MPC · JPL
0	2001 YR163	MBA-O	16.6	2.7 km	multiple	2001–2020	16 May 2020	62	Disc.: Spacewatch	MPC · JPL
0	2001 YS163	MBA-I	18.5	590 m	multiple	2001–2019	26 Feb 2019	52	Disc.: Spacewatch	MPC · JPL
0	2001 YT163	MBA-I	18.1	710 m	multiple	2001–2020	23 Mar 2020	55	Disc.: SDSS	MPC · JPL
1	2001 YU163	HUN	18.9	490 m	multiple	2001–2019	02 Sep 2019	78	Disc.: SDSS	MPC · JPL
0	2001 YV163	MBA-I	17.6	900 m	multiple	2001–2021	12 Jan 2021	155	Disc.: SDSS	MPC · JPL
0	2001 YW163	MBA-I	18.1	710 m	multiple	2001–2019	29 Oct 2019	59	Disc.: SDSS	MPC · JPL
0	2001 YX163	MBA-O	17.1	2.1 km	multiple	2001–2020	16 Mar 2020	49	Disc.: Spacewatch	MPC · JPL
0	2001 YY163	MBA-I	17.8	820 m	multiple	2000–2019	22 Oct 2019	94	Disc.: SDSS	MPC · JPL
0	2001 YZ163	MBA-I	18.5	590 m	multiple	2001–2020	15 Feb 2020	74	Disc.: Spacewatch	MPC · JPL
0	2001 YA164	MBA-O	17.0	2.2 km	multiple	2001–2019	04 Apr 2019	40	Disc.: Spacewatch	MPC · JPL
0	2001 YB164	MBA-M	17.0	2.2 km	multiple	2001–2019	20 Dec 2019	59	Disc.: Spacewatch	MPC · JPL
0	2001 YC164	MBA-I	18.3	650 m	multiple	1994–2020	22 Mar 2020	86	Disc.: Spacewatch	MPC · JPL
1	2001 YD164	MBA-M	17.8	820 m	multiple	2001–2020	28 Jun 2020	39	Disc.: SDSS	MPC · JPL
0	2001 YE164	MBA-O	16.8	2.4 km	multiple	2001–2019	28 Jan 2019	39	Disc.: SDSS	MPC · JPL
0	2001 YF164	MBA-O	17.1	2.1 km	multiple	2001–2020	21 May 2020	42	Disc.: SDSS	MPC · JPL
0	2001 YG164	MBA-O	16.5	2.8 km	multiple	2001–2020	27 Feb 2020	55	Disc.: LPL/Spacewatch II	MPC · JPL
0	2001 YH164	MBA-O	17.1	2.1 km	multiple	2001–2020	25 May 2020	45	Disc.: Spacewatch	MPC · JPL
1	2001 YJ164	MBA-I	18.3	650 m	multiple	2001–2020	24 Dec 2020	38	Disc.: Spacewatch	MPC · JPL
0	2001 YK164	MBA-O	17.5	1.8 km	multiple	2001–2019	16 Jan 2019	26	Disc.: SDSS	MPC · JPL
0	2001 YL164	MCA	19.6	360 m	multiple	2001–2017	23 Oct 2017	23	Disc.: SDSS	MPC · JPL
1	2001 YM164	HUN	19.3	410 m	multiple	2001–2018	06 Feb 2018	26	Disc.: SDSS	MPC · JPL
0	2001 YN164	MBA-I	18.0	750 m	multiple	2001–2020	08 Dec 2020	116	Disc.: SDSS	MPC · JPL
0	2001 YO164	MBA-O	16.1	3.4 km	multiple	2001–2020	21 Jun 2020	78	Disc.: Spacewatch	MPC · JPL
0	2001 YP164	MBA-O	16.1	3.4 km	multiple	2001–2020	23 Jun 2020	115	Disc.: SDSS	MPC · JPL
0	2001 YQ164	MBA-O	16.3	3.1 km	multiple	2001–2020	25 May 2020	102	Disc.: SDSS	MPC · JPL
0	2001 YR164	MBA-M	17.4	1.4 km	multiple	2001–2020	16 Mar 2020	87	Disc.: SDSS	MPC · JPL
0	2001 YS164	MBA-I	17.4	980 m	multiple	2001–2021	15 Jan 2021	69	Disc.: SDSS	MPC · JPL
0	2001 YT164	MBA-M	17.2	1.1 km	multiple	2001–2020	24 Jun 2020	61	Disc.: Spacewatch	MPC · JPL
0	2001 YU164	MBA-I	17.8	820 m	multiple	1998–2019	24 Dec 2019	62	Disc.: SDSS	MPC · JPL
0	2001 YV164	MBA-O	16.3	3.1 km	multiple	2001–2020	12 Sep 2020	75	Disc.: SDSS	MPC · JPL
0	2001 YW164	MBA-M	17.4	1.4 km	multiple	2001–2019	04 Feb 2019	55	Disc.: Spacewatch	MPC · JPL
0	2001 YX164	MBA-M	17.9	780 m	multiple	2001–2019	01 May 2019	50	Disc.: Spacewatch	MPC · JPL
0	2001 YY164	MBA-O	16.4	2.9 km	multiple	2001–2020	27 Apr 2020	63	Disc.: SDSS	MPC · JPL
0	2001 YZ164	MBA-M	17.1	1.6 km	multiple	2001–2020	18 Apr 2020	50	Disc.: LPL/Spacewatch II	MPC · JPL
0	2001 YA165	MBA-O	16.7	2.5 km	multiple	2001–2019	08 Jan 2019	48	Disc.: SDSS	MPC · JPL
1	2001 YB165	MBA-M	17.9	780 m	multiple	2001–2019	03 Apr 2019	42	Disc.: SDSS	MPC · JPL
0	2001 YC165	MBA-O	16.4	2.9 km	multiple	2001–2020	21 Apr 2020	43	Disc.: NEAT	MPC · JPL
0	2001 YD165	MBA-O	16.4	2.9 km	multiple	2001–2020	22 Apr 2020	42	Disc.: SDSS	MPC · JPL
1	2001 YE165	MBA-O	16.4	2.9 km	multiple	2001–2020	27 Feb 2020	52	Disc.: Spacewatch	MPC · JPL
1	2001 YF165	MBA-I	18.3	650 m	multiple	2001–2019	24 Dec 2019	42	Disc.: Spacewatch	MPC · JPL
0	2001 YG165	MBA-M	17.9	1.1 km	multiple	2001–2020	19 Apr 2020	36	Disc.: SDSS	MPC · JPL
0	2001 YH165	MBA-O	17.1	2.1 km	multiple	2001–2019	24 Sep 2019	29	Disc.: Kitt Peak Obs.	MPC · JPL
0	2001 YJ165	MBA-O	15.3	4.8 km	multiple	2001–2020	17 Feb 2020	83	Disc.: SDSS Alt.: 2010 DZ64	MPC · JPL
0	2001 YK165	MBA-I	17.3	1.0 km	multiple	2001–2021	06 Jan 2021	59	Disc.: SDSS	MPC · JPL
0	2001 YL165	MBA-O	16.7	2.5 km	multiple	1997–2020	11 May 2020	70	Disc.: SDSS	MPC · JPL
0	2001 YM165	MBA-O	17.6	1.7 km	multiple	2001–2017	10 Dec 2017	24	Disc.: SDSS	MPC · JPL
0	2001 YN165	MBA-M	16.7	2.5 km	multiple	2001–2019	19 Dec 2019	56	Disc.: Spacewatch	MPC · JPL
0	2001 YO165	MBA-M	17.6	1.7 km	multiple	1993–2020	04 Jan 2020	45	Disc.: SDSS	MPC · JPL
0	2001 YP165	MBA-I	18.2	680 m	multiple	2001–2020	21 Mar 2020	43	Disc.: NEAT	MPC · JPL
0	2001 YQ165	MBA-O	16.5	2.8 km	multiple	2001–2020	24 Jun 2020	112	Disc.: SDSS	MPC · JPL
0	2001 YR165	MBA-I	18.4	620 m	multiple	2001–2020	28 Apr 2020	88	Disc.: SDSS	MPC · JPL
0	2001 YS165	JT	14.0	8.8 km	multiple	2001–2020	24 Jun 2020	81	Disc.: Spacewatch Trojan camp (L5)	MPC · JPL
0	2001 YT165	MBA-I	17.7	860 m	multiple	2001–2021	10 Jan 2021	61	Disc.: Spacewatch	MPC · JPL
0	2001 YU165	MBA-M	16.6	2.7 km	multiple	2001–2020	02 Feb 2020	46	Disc.: NEAT	MPC · JPL

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References

1. "Data Available from the Minor Planet Center – MPCORB.DAT". Minor Planet Center. 19 October 2020. Retrieved 17 January 2021. (doc)
2. "NEOWISE Diameters and Albedos – V2.0". PDS Small Bodies Node. 2019. Retrieved 18 January 2021.
3. Johnston, Wm. Robert (18 August 2020). "List of Known Trans-Neptunian Objects". Johnston's Archive. Retrieved 18 January 2021.
4. "List Of Jupiter Trojans". Minor Planet Center. 8 December 2020. Retrieved 18 January 2021.