List of unnumbered minor planets: 1999 U–Y

This is a partial list of unnumbered minor planets for principal provisional designations assigned between 16 October and 31 December 1999. As of January 2022^[update], a total of 473 bodies remain unnumbered for this period.^[1]^[2]^[3]^[4] Objects for this year are listed on the following pages: A–R · S–T and U–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	1999 UQ	AMO	21.88	160 m	multiple	1999–2023	10 Jun 2023	113	Disc.: LINEAR	MPC · JPL
1	1999 UR	APO	21.5	180 m	multiple	1999–2013	13 Feb 2013	76	Disc.: LINEAR Potentially hazardous object	MPC · JPL
0	1999 UX4	MBA-O	16.75	2.5 km	multiple	1999–2021	27 Nov 2021	73	Disc.: Spacewatch Alt.: 2010 UB130	MPC · JPL
0	1999 UK5	MCA	17.1	1.6 km	multiple	1999–2021	14 Jan 2021	304	Disc.: LINEAR Alt.: 2000 AP153	MPC · JPL
–	1999 UZ5	APO	21.8	160 m	single	4 days	04 Nov 1999	32	Disc.: CSS	MPC · JPL
1	1999 UP9	MBA-M	16.9	1.2 km	multiple	1999–2021	18 Jan 2021	90	Disc.: LINEAR Added on 17 January 2021	MPC · JPL
0	1999 UD12	MBA-M	17.77	850 m	multiple	1999-2021	04 Jan 2021	42	Disc.: Spacewatch	MPC · JPL
1	1999 UD18	MBA-M	18.5	590 m	multiple	1999–2020	14 Nov 2020	34	Disc.: Spacewatch	MPC · JPL
2	1999 UE18	MBA-O	16.7	2.5 km	multiple	1999–2020	17 Dec 2020	117	Disc.: Spacewatch Alt.: 2009 SH281	MPC · JPL
1	1999 UM18	MBA-M	18.0	1.1 km	multiple	1999–2021	06 Jan 2021	186	Disc.: Spacewatch	MPC · JPL
0	1999 UQ19	MBA-O	16.03	3.5 km	multiple	1999–2021	30 Nov 2021	180	Disc.: Spacewatch	MPC · JPL
1	1999 UH20	MBA-I	18.8	520 m	multiple	1999–2020	19 Oct 2020	97	Disc.: Spacewatch	MPC · JPL
0	1999 UM21	MBA-O	17.25	2.0 km	multiple	1999–2021	11 May 2021	79	Disc.: Spacewatch Alt.: 2004 TW364	MPC · JPL
0	1999 UW21	MBA-O	17.66	1.6 km	multiple	1999–2021	03 Apr 2021	29	Disc.: Spacewatch	MPC · JPL
0	1999 UL22	MBA-M	17.1	2.1 km	multiple	1999–2021	14 Jul 2021	44	Disc.: Spacewatch Added on 21 August 2021 Alt.: 2013 RH152, 2015 FR367	MPC · JPL
0	1999 UQ22	MBA-O	16.95	2.3 km	multiple	1999–2021	08 Sep 2021	61	Disc.: Spacewatch Added on 13 September 2020	MPC · JPL
0	1999 UU22	MBA-O	16.84	2.4 km	multiple	1994–2021	15 Apr 2021	160	Disc.: Spacewatch Alt.: 2004 TY357, 2013 RR126, 2013 SC60	MPC · JPL
0	1999 UW22	MBA-M	17.5	1.8 km	multiple	1999–2020	19 Apr 2020	49	Disc.: Spacewatch	MPC · JPL
0	1999 UX30	MBA-M	18.54	820 m	multiple	1999–2022	25 Jan 2022	39	Disc.: Spacewatch	MPC · JPL
0	1999 UF31	MBA-O	16.4	2.9 km	multiple	1999–2020	05 Dec 2020	126	Disc.: Spacewatch Alt.: 2004 RM267, 2008 KK22, 2015 VU81	MPC · JPL
1	1999 UL31	MBA-M	18.52	590 m	multiple	1999–2021	17 Feb 2021	31	Disc.: Spacewatch Added on 11 May 2021	MPC · JPL
0	1999 UU31	MBA-I	18.3	650 m	multiple	1999–2020	21 Apr 2020	70	Disc.: Spacewatch	MPC · JPL
0	1999 UU32	MBA-I	18.45	610 m	multiple	1999–2022	25 Jan 2022	77	Disc.: Spacewatch Alt.: 2006 SM227	MPC · JPL
0	1999 UZ32	MBA-O	17.6	1.7 km	multiple	1999–2020	17 Dec 2020	71	Disc.: Spacewatch Alt.: 2004 RS299	MPC · JPL
0	1999 UZ33	MBA-I	18.5	590 m	multiple	1999–2020	27 Jan 2020	39	Disc.: Spacewatch Alt.: 2007 YA17	MPC · JPL
0	1999 UM34	MBA-I	19.0	470 m	multiple	1999–2021	13 Feb 2021	55	Disc.: Spacewatch Alt.: 2006 WV137	MPC · JPL
0	1999 UD35	MBA-M	17.21	2.0 km	multiple	1999–2021	19 May 2021	93	Disc.: Spacewatch Added on 11 May 2021 Alt.: 2021 GG46	MPC · JPL
1	1999 UL35	MBA-M	18.3	650 m	multiple	1999–2019	25 Sep 2019	33	Disc.: Spacewatch	MPC · JPL
0	1999 UM35	MBA-M	17.9	780 m	multiple	1999–2020	19 Nov 2020	41	Disc.: Spacewatch	MPC · JPL
0	1999 UT36	HUN	18.3	650 m	multiple	1999–2021	06 Jan 2021	90	Disc.: Spacewatch	MPC · JPL
0	1999 UC38	MBA-M	18.0	1.1 km	multiple	1999–2020	21 Sep 2020	111	Disc.: Spacewatch	MPC · JPL
2	1999 UN39	MBA-M	18.5	840 m	multiple	1999–2020	06 Dec 2020	81	Disc.: Spacewatch Added on 17 January 2021 Alt.: 2016 UO254	MPC · JPL
1	1999 UU39	MBA-I	19.21	430 m	multiple	1999-2022	23 Oct 2022	55	Disc.: Spacewatch Alt.: 2022 SZ26	MPC · JPL
3	1999 UV39	MBA-I	19.3	410 m	multiple	1999–2016	05 Nov 2016	27	Disc.: Spacewatch	MPC · JPL
0	1999 UP40	MBA-O	16.8	2.4 km	multiple	1994–2021	09 Jan 2021	83	Disc.: Spacewatch Alt.: 1999 UO58	MPC · JPL
2	1999 UB41	MBA-I	18.6	570 m	multiple	1999–2021	24 Sep 2021	40	Disc.: Spacewatch	MPC · JPL
0	1999 UO53	MBA-I	18.5	590 m	multiple	1999–2018	12 Feb 2018	52	Disc.: Spacewatch Alt.: 2006 VO25	MPC · JPL
0	1999 US54	MBA-M	17.5	940 m	multiple	1999–2020	05 Nov 2020	141	Disc.: Spacewatch Alt.: 2011 KB48, 2011 LD28	MPC · JPL
0	1999 UC55 = (619183)	MBA-I	18.5	590 m	multiple	1999–2018	06 Oct 2018	63	Disc.: Spacewatch	MPC · JPL
0	1999 UK55	MBA-M	18.1	710 m	multiple	1999–2021	05 Jan 2021	35	Disc.: Spacewatch Added on 9 March 2021 Alt.: 2013 BR70	MPC · JPL
0	1999 UM56	MBA-M	17.21	2.0 km	multiple	1999–2021	30 Jun 2021	66	Disc.: Spacewatch	MPC · JPL
0	1999 UH57	MBA-I	18.06	730 m	multiple	1999–2021	19 Nov 2021	118	Disc.: Spacewatch Added on 22 July 2020 Alt.: 2014 WG484	MPC · JPL
0	1999 UU57	MBA-M	18.17	980 m	multiple	1999–2021	08 Dec 2021	63	Disc.: Spacewatch	MPC · JPL
0	1999 UA58	MBA-I	19.04	460 m	multiple	1999–2021	25 Nov 2021	78	Disc.: Spacewatch Alt.: 2017 QX18	MPC · JPL
0	1999 UC58	MBA-I	17.9	780 m	multiple	1999–2020	22 Mar 2020	44	Disc.: Spacewatch	MPC · JPL
3	1999 UP58	MBA-I	19.0	470 m	multiple	1992–2017	13 Dec 2017	40	Disc.: Spacewatch Alt.: 1992 WR7	MPC · JPL
0	1999 UY58	MBA-I	18.85	500 m	multiple	1999–2021	08 Dec 2021	54	Disc.: Spacewatch	MPC · JPL
0	1999 UB59	MBA-M	17.7	1.2 km	multiple	1999–2021	05 Jan 2021	143	Disc.: Spacewatch Alt.: 2016 TN9	MPC · JPL
0	1999 UF59	MBA-I	18.6	570 m	multiple	1999–2020	16 Oct 2020	48	Disc.: Spacewatch Added on 19 October 2020	MPC · JPL
0	1999 UJ59	MBA-I	18.47	600 m	multiple	1999–2021	08 May 2021	43	Disc.: Spacewatch Added on 22 July 2020	MPC · JPL
0	1999 US59	MBA-O	17.34	1.9 km	multiple	1999–2022	27 Jan 2022	120	Disc.: Spacewatch Added on 22 July 2020 Alt.: 2014 OA80	MPC · JPL
0	1999 UT59	MBA-O	17.1	2.1 km	multiple	1999–2020	16 Dec 2020	36	Disc.: Spacewatch Added on 17 January 2021	MPC · JPL
0	1999 UN61	MBA-M	17.0	2.2 km	multiple	1999–2020	16 Mar 2020	108	Disc.: Spacewatch Alt.: 2006 DL144	MPC · JPL
0	1999 UY63	MBA-I	18.31	650 m	multiple	1995–2021	11 Jun 2021	187	Disc.: Spacewatch	MPC · JPL
0	1999 UU64	MBA-O	17.49	1.8 km	multiple	1999–2021	11 Apr 2021	89	Disc.: SDSS Alt.: 2004 TV95, 2009 UV142	MPC · JPL
0	1999 UF65	MBA-M	17.9	780 m	multiple	1999–2019	26 Sep 2019	75	Disc.: SDSS Alt.: 2003 SC367, 2007 RG224	MPC · JPL
0	1999 UJ65	MBA-O	15.83	3.8 km	multiple	1999–2022	07 Jan 2022	195	Disc.: Spacewatch	MPC · JPL
0	1999 UK65	MBA-I	18.19	680 m	multiple	1999–2021	27 Oct 2021	103	Disc.: Spacewatch Alt.: 2010 TF226	MPC · JPL
0	1999 UL65	MBA-M	16.56	2.0 km	multiple	1999–2021	05 Nov 2021	137	Disc.: SDSS	MPC · JPL
0	1999 UM65	MBA-O	16.06	3.4 km	multiple	1999–2021	24 Sep 2021	193	Disc.: SDSS	MPC · JPL
0	1999 UN65 = (619184)	MBA-O	16.7	2.5 km	multiple	1999–2020	16 May 2020	74	Disc.: Spacewatch Alt.: 2005 VF29	MPC · JPL
0	1999 UO65	MBA-I	17.7	860 m	multiple	1999–2019	30 Nov 2019	92	Disc.: SDSS	MPC · JPL
0	1999 UP65	MBA-M	17.4	980 m	multiple	1999–2021	09 Jan 2021	101	Disc.: Spacewatch	MPC · JPL
0	1999 UQ65	MBA-I	18.07	720 m	multiple	1999–2021	30 Nov 2021	174	Disc.: SDSS	MPC · JPL
0	1999 UR65	MBA-O	16.19	3.2 km	multiple	1999–2022	27 Jan 2022	203	Disc.: SDSS	MPC · JPL
0	1999 UT65	MBA-O	17.35	1.9 km	multiple	1999–2021	08 May 2021	83	Disc.: Spacewatch	MPC · JPL
0	1999 UV65	MBA-I	18.32	640 m	multiple	1999–2021	29 Nov 2021	118	Disc.: SDSS	MPC · JPL
0	1999 UW65	MBA-I	18.1	710 m	multiple	1999–2021	17 Jan 2021	87	Disc.: Spacewatch	MPC · JPL
0	1999 UX65	MBA-I	17.7	860 m	multiple	1999–2020	13 Jul 2020	74	Disc.: Spacewatch	MPC · JPL
0	1999 UZ65	MBA-O	16.3	3.1 km	multiple	1999–2020	16 Nov 2020	98	Disc.: Spacewatch	MPC · JPL
0	1999 UA66	MBA-M	17.7	1.2 km	multiple	1999–2019	03 Apr 2019	50	Disc.: Spacewatch	MPC · JPL
0	1999 UB66	MBA-M	17.63	1.7 km	multiple	1999–2021	26 Nov 2021	91	Disc.: SDSS	MPC · JPL
0	1999 UC66	MBA-O	16.75	2.5 km	multiple	1999–2021	09 Nov 2021	63	Disc.: Spacewatch	MPC · JPL
0	1999 UD66	MBA-M	17.4	1.8 km	multiple	1999–2021	09 Jun 2021	41	Disc.: SDSS	MPC · JPL
0	1999 UE66	MBA-M	17.80	1.5 km	multiple	1999–2021	13 Sep 2021	72	Disc.: Spacewatch	MPC · JPL
0	1999 UF66	MBA-I	18.30	650 m	multiple	1999–2021	25 Nov 2021	89	Disc.: Spacewatch	MPC · JPL
0	1999 UG66	MBA-O	16.9	2.3 km	multiple	1999–2021	03 Dec 2021	94	Disc.: Spacewatch Alt.: 2010 OH146	MPC · JPL
0	1999 UH66	MBA-I	18.5	590 m	multiple	1999–2020	20 Dec 2020	63	Disc.: Spacewatch	MPC · JPL
0	1999 UJ66	MBA-O	16.96	2.3 km	multiple	1999–2022	27 Jan 2022	77	Disc.: SDSS	MPC · JPL
0	1999 UK66	MBA-M	17.84	800 m	multiple	1999–2022	26 Jan 2022	80	Disc.: SDSS	MPC · JPL
0	1999 UL66	MBA-I	18.51	590 m	multiple	1999–2020	22 Mar 2020	105	Disc.: Spacewatch	MPC · JPL
0	1999 UN66	MBA-O	17.64	1.7 km	multiple	1999–2021	08 May 2021	41	Disc.: Spacewatch	MPC · JPL
0	1999 UO66	MBA-M	18.06	1.0 km	multiple	1995–2022	27 Jan 2022	73	Disc.: SDSS	MPC · JPL
0	1999 UP66	MBA-O	16.30	3.1 km	multiple	1999–2022	25 Jan 2022	97	Disc.: SDSS	MPC · JPL
0	1999 UQ66	MBA-I	18.90	490 m	multiple	1999–2021	07 Nov 2021	41	Disc.: Spacewatch	MPC · JPL
0	1999 UR66	MBA-O	16.71	2.5 km	multiple	1999–2021	08 Nov 2021	94	Disc.: Spacewatch	MPC · JPL
0	1999 US66	MBA-M	17.63	1.3 km	multiple	1999–2021	08 Nov 2021	73	Disc.: DB Missing Added on 22 July 2020	MPC · JPL
2	1999 UT66	MBA-M	18.57	580 m	multiple	1999–2023	10 Sep 2023	40	Disc.: Spacewatch Added on 22 July 2020	MPC · JPL
2	1999 UU66	MBA-I	19.6	360 m	multiple	1999–2020	23 Nov 2020	56	Disc.: Spacewatch Added on 17 January 2021	MPC · JPL
0	1999 UV66	MBA-O	16.84	2.4 km	multiple	1999–2021	09 Nov 2021	84	Disc.: Spacewatch Added on 17 June 2021	MPC · JPL
0	1999 UW66	MBA-O	17.24	2.0 km	multiple	1999–2020	08 Oct 2020	45	Disc.: Spacewatch Added on 21 August 2021	MPC · JPL
0	1999 UA67	MBA-M	18.18	970 m	multiple	1999–2021	09 Nov 2021	58	Disc.: No observations Added on 5 November 2021	MPC · JPL

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V

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

2	1999 VT	AMO	19.7	410 m	multiple	1999–2019	08 Nov 2019	175	Disc.: CSS	MPC · JPL
0	1999 VL1	MCA	19.69	410 m	multiple	1999-2022	26 Nov 2022	109	Disc.: CSS	MPC · JPL
0	1999 VL3	MBA-M	18.1	710 m	multiple	1999–2021	04 Jan 2021	85	Disc.: Spacewatch Alt.: 2001 FT212	MPC · JPL
0	1999 VQ3	MBA-M	18.7	760 m	multiple	1999–2018	16 Jan 2018	35	Disc.: Spacewatch	MPC · JPL
–	1999 VQ5	MCA	19.4	390 m	single	10 days	14 Nov 1999	78	Disc.: LINEAR	MPC · JPL
0	1999 VR5	MCA	19.08	450 m	multiple	1999–2020	05 Jan 2020	158	Disc.: CSS	MPC · JPL
0	1999 VR6	APO	20.8	250 m	multiple	1999–2016	12 Jun 2016	152	Disc.: LINEAR Alt.: 2012 UV68	MPC · JPL
7	1999 VN11	AMO	20.3	310 m	single	8 days	14 Nov 1999	71	Disc.: LINEAR	MPC · JPL
–	1999 VK12	APO	23.7	65 m	single	3 days	12 Nov 1999	16	Disc.: LINEAR	MPC · JPL
0	1999 VQ14	MBA-M	17.48	1.3 km	multiple	1999–2023	18 Apr 2023	63	Disc.: Kitt Peak	MPC · JPL
0	1999 VS14	MBA-M	18.41	870 m	multiple	1999–2016	25 Oct 2016	26	Disc.: Kitt Peak Obs. Added on 29 January 2022	MPC · JPL
1	1999 VV15	MBA-I	19.1	450 m	multiple	1999–2020	14 Jan 2020	34	Disc.: Spacewatch Added on 22 July 2020	MPC · JPL
0	1999 VX15	AMO	18.66	660 m	multiple	1999–2021	11 May 2021	232	Disc.: Spacewatch	MPC · JPL
2	1999 VY15	MBA-M	18.3	920 m	multiple	1999–2020	15 Sep 2020	48	Disc.: Spacewatch	MPC · JPL
0	1999 VA16	MBA-I	19.2	430 m	multiple	1999–2018	10 Dec 2018	51	Disc.: Spacewatch Alt.: 2012 DS41	MPC · JPL
0	1999 VB16 = (619185)	MBA-M	17.3	1.9 km	multiple	1999–2020	16 May 2020	67	Disc.: Spacewatch	MPC · JPL
2	1999 VC16	MBA-I	18.7	540 m	multiple	1999–2020	16 Nov 2020	69	Disc.: Spacewatch Alt.: 2006 SN368	MPC · JPL
0	1999 VP16	MBA-O	17.32	1.9 km	multiple	1999–2021	06 Nov 2021	58	Disc.: Spacewatch	MPC · JPL
0	1999 VZ16	MBA-I	18.9	490 m	multiple	1999–2019	02 Jun 2019	41	Disc.: Spacewatch	MPC · JPL
2	1999 VA18	MBA-I	18.4	620 m	multiple	1999–2019	01 Nov 2019	55	Disc.: Spacewatch	MPC · JPL
0	1999 VU18	MBA-I	19.59	360 m	multiple	1999–2021	30 Nov 2021	69	Disc.: Spacewatch	MPC · JPL
0	1999 VX18	MBA-I	18.28	660 m	multiple	1999–2021	17 May 2021	87	Disc.: Spacewatch	MPC · JPL
7	1999 VU25	AMO	23.8	62 m	single	4 days	15 Nov 1999	13	Disc.: LINEAR	MPC · JPL
7	1999 VV25	APO	25.1	34 m	single	3 days	17 Nov 1999	27	Disc.: LINEAR	MPC · JPL
–	1999 VW25	ATE	25.3	31 m	single	3 days	17 Nov 1999	31	Disc.: LINEAR	MPC · JPL
7	1999 VX25	ATE	26.7	16 m	single	5 days	20 Nov 1999	40	Disc.: LINEAR	MPC · JPL
0	1999 VH27	MBA-O	15.88	3.7 km	multiple	1999–2021	08 Sep 2021	98	Disc.: Spacewatch	MPC · JPL
–	1999 VX39	MBA-M	18.2	680 m	single	8 days	12 Nov 1999	9	Disc.: Spacewatch	MPC · JPL
0	1999 VZ39	MBA-M	18.0	750 m	multiple	1999–2021	04 Jan 2021	53	Disc.: Spacewatch	MPC · JPL
0	1999 VA40	MBA-I	17.53	930 m	multiple	1999–2021	11 May 2021	93	Disc.: Spacewatch Alt.: 2003 WK191	MPC · JPL
3	1999 VB41	MBA-I	19.0	470 m	multiple	1999–2020	26 Sep 2020	40	Disc.: Spacewatch Alt.: 2020 PJ36	MPC · JPL
0	1999 VZ41	MBA-M	17.4	1.8 km	multiple	1999–2020	28 Apr 2020	67	Disc.: Spacewatch Alt.: 2011 HL92, 2015 CD23	MPC · JPL
0	1999 VO42	MBA-M	17.9	1.1 km	multiple	1999–2020	17 Nov 2020	99	Disc.: Spacewatch Alt.: 2008 YT96	MPC · JPL
1	1999 VZ42	MBA-M	18.4	620 m	multiple	1999–2021	18 Jan 2021	56	Disc.: Spacewatch	MPC · JPL
0	1999 VA46	MBA-M	17.4	980 m	multiple	1999–2021	14 Jan 2021	184	Disc.: LINEAR	MPC · JPL
1	1999 VH47	MBA-M	16.6	2.6 km	multiple	1999-2022	25 Mar 2022	182	Disc.: LINEAR Alt.: 2006 HD160	MPC · JPL
1	1999 VZ72	MBA-I	17.15	1.1 km	multiple	1995–2021	09 May 2021	123	Disc.: LINEAR	MPC · JPL
0	1999 VF73	MCA	19.9	440 m	multiple	1999–2020	12 Sep 2020	70	Disc.: Spacewatch Alt.: 2013 AG150	MPC · JPL
0	1999 VZ73	MBA-O	16.89	2.3 km	multiple	1999–2021	24 Nov 2021	102	Disc.: Spacewatch	MPC · JPL
3	1999 VM74	MCA	19.4	550 m	multiple	1999–2020	23 Nov 2020	33	Disc.: Spacewatch Added on 17 June 2021 Alt.: 2020 TJ43	MPC · JPL
0	1999 VH75	MBA-M	17.7	860 m	multiple	1999–2020	14 Dec 2020	76	Disc.: Spacewatch	MPC · JPL
0	1999 VK75	MBA-M	17.44	1.4 km	multiple	1999–2021	30 Nov 2021	128	Disc.: Spacewatch	MPC · JPL
0	1999 VL75	MBA-I	18.2	680 m	multiple	1999–2021	15 Jan 2021	75	Disc.: Spacewatch Alt.: 2009 SM152	MPC · JPL
0	1999 VU75	MBA-I	18.64	560 m	multiple	1999–2021	08 Sep 2021	57	Disc.: Spacewatch Alt.: 2014 WT154	MPC · JPL
1	1999 VE76	HIL	16.8	2.4 km	multiple	1999–2015	06 Dec 2015	28	Disc.: Spacewatch	MPC · JPL
0	1999 VL76	MBA-O	16.65	2.6 km	multiple	1999–2021	29 Apr 2021	107	Disc.: Spacewatch	MPC · JPL
0	1999 VE83	MBA-O	17.01	2.2 km	multiple	1999–2021	03 May 2021	97	Disc.: Spacewatch	MPC · JPL
0	1999 VS83	MBA-I	18.6	570 m	multiple	1999–2019	28 Aug 2019	73	Disc.: Spacewatch Alt.: 2009 QM40	MPC · JPL
2	1999 VX83	MBA-I	19.6	360 m	multiple	1999–2020	17 Oct 2020	61	Disc.: Spacewatch	MPC · JPL
0	1999 VK84	MBA-M	18.8	520 m	multiple	1999–2021	07 Feb 2021	52	Disc.: Spacewatch Added on 21 August 2021	MPC · JPL
0	1999 VM84	MBA-I	18.62	560 m	multiple	1997–2021	15 Apr 2021	106	Disc.: Spacewatch Alt.: 2011 FX59	MPC · JPL
1	1999 VN84	MBA-O	17.8	1.5 km	multiple	1999–2020	11 Oct 2020	54	Disc.: Spacewatch Added on 17 January 2021	MPC · JPL
0	1999 VF87	MCA	17.64	880 m	multiple	1999–2021	08 May 2021	104	Disc.: CSS	MPC · JPL
0	1999 VS91	MCA	17.6	900 m	multiple	1999–2021	17 Jan 2021	101	Disc.: LINEAR	MPC · JPL
2	1999 VS92	MBA-M	17.8	820 m	multiple	1999–2021	23 Jan 2021	67	Disc.: LINEAR	MPC · JPL
0	1999 VF99	MBA-O	16.0	3.5 km	multiple	1999–2020	25 May 2020	82	Disc.: LINEAR Alt.: 2010 KC124	MPC · JPL
0	1999 VU99	MBA-O	16.48	2.8 km	multiple	1999–2021	26 Nov 2021	152	Disc.: LINEAR Alt.: 2010 ON31	MPC · JPL
1	1999 VU106	MBA-I	17.9	780 m	multiple	1999–2020	22 Dec 2020	98	Disc.: LINEAR Alt.: 2016 SH16	MPC · JPL
0	1999 VS115	MBA-I	18.6	570 m	multiple	1999–2018	15 Dec 2018	62	Disc.: Spacewatch Alt.: 2014 RF72	MPC · JPL
1	1999 VV115	MBA-I	18.9	490 m	multiple	1999–2019	28 Aug 2019	51	Disc.: Spacewatch Alt.: 2009 ST79	MPC · JPL
0	1999 VY115	MBA-I	17.50	940 m	multiple	1999–2021	15 Apr 2021	77	Disc.: Spacewatch Alt.: 2003 XJ23	MPC · JPL
0	1999 VM116	MBA-M	18.4	880 m	multiple	1996–2021	30 Nov 2021	46	Disc.: Spacewatch Added on 24 December 2021	MPC · JPL
3	1999 VP118	MBA-M	19.2	430 m	multiple	1999–2021	07 Jan 2021	31	Disc.: Spacewatch	MPC · JPL
0	1999 VT118	MBA-O	16.7	2.5 km	multiple	1999–2020	17 Dec 2020	113	Disc.: Spacewatch	MPC · JPL
0	1999 VU118	MBA-O	17.81	1.5 km	multiple	1999–2022	04 Jan 2022	50	Disc.: Spacewatch Alt.: 2015 UX37	MPC · JPL
0	1999 VX118	MBA-O	16.35	3.0 km	multiple	1999–2021	27 Nov 2021	155	Disc.: Spacewatch Alt.: 2015 PF281	MPC · JPL
0	1999 VZ119	MBA-I	18.38	630 m	multiple	1999–2021	13 May 2021	80	Disc.: Spacewatch	MPC · JPL
0	1999 VO120	MBA-I	18.95	480 m	multiple	1999–2022	25 Jan 2022	46	Disc.: Spacewatch	MPC · JPL
0	1999 VJ121	MBA-I	18.27	660 m	multiple	1999–2021	14 Nov 2021	101	Disc.: Spacewatch Alt.: 2006 QM140	MPC · JPL
1	1999 VN121	MBA-M	19.3	580 m	multiple	1999–2021	26 Oct 2021	30	Disc.: Spacewatch Added on 29 January 2022	MPC · JPL
0	1999 VO121	MBA-O	18.07	1.3 km	multiple	1999-2021	09 Dec 2021	53	Disc.: Spacewatch	MPC · JPL
0	1999 VS121	MBA-I	18.6	570 m	multiple	1999–2021	17 Jan 2021	59	Disc.: Spacewatch	MPC · JPL
0	1999 VU121	MBA-O	17.06	2.2 km	multiple	1999–2021	03 Aug 2021	51	Disc.: Spacewatch Alt.: 2005 WQ25	MPC · JPL
0	1999 VC122	MBA-I	19.2	430 m	multiple	1999-2018	07 Aug 2018	58	Disc.: Spacewatch	MPC · JPL
0	1999 VL122	MBA-M	17.4	980 m	multiple	1999–2019	06 Jul 2019	55	Disc.: Spacewatch Alt.: 2014 HE152, 2015 OR61	MPC · JPL
0	1999 VS122	MBA-M	17.9	780 m	multiple	1999–2020	23 Dec 2020	49	Disc.: Spacewatch	MPC · JPL
0	1999 VJ123	MBA-O	18.1	1.3 km	multiple	1999–2020	17 Oct 2020	62	Disc.: Spacewatch Alt.: 2015 XY302	MPC · JPL
0	1999 VN123	MBA-M	18.0	1.1 km	multiple	1999–2021	15 Jan 2021	78	Disc.: Spacewatch Alt.: 2003 UF6	MPC · JPL
0	1999 VE124	MBA-O	16.61	2.7 km	multiple	1999–2021	30 Oct 2021	158	Disc.: Spacewatch Alt.: 2010 TT63	MPC · JPL
3	1999 VH125	MBA-O	17.4	1.8 km	multiple	1999–2020	23 Nov 2020	24	Disc.: Spacewatch Added on 17 January 2021	MPC · JPL
1	1999 VN125	MBA-M	19.0	470 m	multiple	1999–2020	07 Dec 2020	32	Disc.: Spacewatch	MPC · JPL
0	1999 VB128	MBA-O	17.12	2.1 km	multiple	1999–2022	25 Jan 2022	87	Disc.: Spacewatch Added on 9 March 2021 Alt.: 2020 TF21	MPC · JPL
2	1999 VG128	MBA-M	18.0	1.4 km	multiple	1999–2017	24 Oct 2017	57	Disc.: Spacewatch Alt.: 2008 SX189	MPC · JPL
0	1999 VM128	MBA-M	17.4	1.4 km	multiple	1999–2021	09 Dec 2021	163	Disc.: Spacewatch Alt.: 2014 EZ23, 2019 JX30	MPC · JPL
0	1999 VV128	MBA-I	18.53	580 m	multiple	1999–2021	01 Nov 2021	95	Disc.: Spacewatch Added on 21 August 2021 Alt.: 2008 DK74	MPC · JPL
0	1999 VW128	MBA-M	18.00	1.4 km	multiple	1999–2021	13 Sep 2021	30	Disc.: Spacewatch	MPC · JPL
0	1999 VZ128	MBA-O	17.28	1.9 km	multiple	1999–2021	09 Apr 2021	55	Disc.: Spacewatch Alt.: 2018 VU30	MPC · JPL
0	1999 VB129	MBA-O	16.24	3.1 km	multiple	1998–2021	11 Jul 2021	165	Disc.: Spacewatch Alt.: 2010 VK68	MPC · JPL
1	1999 VL129	MBA-I	18.5	590 m	multiple	1999–2019	27 Oct 2019	90	Disc.: Spacewatch	MPC · JPL
0	1999 VU129	MBA-O	16.8	2.4 km	multiple	1999–2020	04 Dec 2020	50	Disc.: Spacewatch Added on 17 January 2021 Alt.: 2014 QZ160	MPC · JPL
0	1999 VZ129	MBA-I	17.83	810 m	multiple	1993–2021	08 May 2021	88	Disc.: Spacewatch	MPC · JPL
0	1999 VW130	MBA-M	17.7	1.6 km	multiple	1999–2020	16 Mar 2020	51	Disc.: Spacewatch	MPC · JPL
0	1999 VF131	MBA-I	18.28	660 m	multiple	1999–2021	25 Nov 2021	108	Disc.: Spacewatch Alt.: 2006 UH362	MPC · JPL
2	1999 VM131	MBA-O	17.9	1.5 km	multiple	1999–2020	22 Jan 2020	95	Disc.: Spacewatch	MPC · JPL
0	1999 VY131	MBA-I	18.72	540 m	multiple	1999–2021	09 Nov 2021	65	Disc.: Spacewatch Added on 5 November 2021	MPC · JPL
0	1999 VF132	MBA-M	17.79	1.5 km	multiple	1999–2021	31 Aug 2021	70	Disc.: Spacewatch Added on 22 July 2020 Alt.: 2010 CK23, 2019 AS34	MPC · JPL
0	1999 VP132	MBA-O	17.30	1.9 km	multiple	1999–2020	14 Nov 2020	88	Disc.: Spacewatch	MPC · JPL
0	1999 VJ133	MBA-M	18.28	1.2 km	multiple	1999–2021	29 Oct 2021	95	Disc.: Spacewatch	MPC · JPL
0	1999 VJ134	MBA-M	17.1	1.1 km	multiple	1999–2021	11 Jan 2021	136	Disc.: Spacewatch	MPC · JPL
2	1999 VS134	MBA-M	18.3	920 m	multiple	1999–2020	08 Dec 2020	47	Disc.: Spacewatch Added on 11 May 2021 Alt.: 2016 WN66	MPC · JPL
0	1999 VT134	MBA-O	18.1	1.3 km	multiple	1999–2020	05 Nov 2020	39	Disc.: Spacewatch Added on 17 January 2021	MPC · JPL
1	1999 VE135	MBA-M	18.9	700 m	multiple	1999–2016	06 Oct 2016	24	Disc.: Spacewatch	MPC · JPL
0	1999 VR137	MBA-O	16.4	2.9 km	multiple	1999–2021	08 Sep 2021	90	Disc.: LINEAR	MPC · JPL
0	1999 VL138	MBA-M	17.9	1.1 km	multiple	1999–2021	07 Jan 2021	80	Disc.: Spacewatch	MPC · JPL
2	1999 VO139	MBA-I	19.8	330 m	multiple	1999–2020	05 Nov 2020	48	Disc.: Spacewatch Alt.: 2020 RD44	MPC · JPL
1	1999 VX139	MBA-O	17.60	1.7 km	multiple	1999–2021	06 Nov 2021	48	Disc.: Spacewatch Added on 5 November 2021	MPC · JPL
1	1999 VN140	MBA-O	17.4	1.8 km	multiple	1999–2015	19 Dec 2015	36	Disc.: Spacewatch Alt.: 2007 VA256	MPC · JPL
0	1999 VK141	MBA-O	16.8	2.4 km	multiple	1999–2021	30 Nov 2021	60	Disc.: Spacewatch Added on 29 January 2022	MPC · JPL
0	1999 VA142	MBA-M	18.32	910 m	multiple	1999–2020	16 Nov 2020	83	Disc.: Spacewatch Alt.: 2016 TH88	MPC · JPL
0	1999 VE142	MBA-M	18.0	750 m	multiple	1999–2020	09 Dec 2020	44	Disc.: Spacewatch Added on 9 March 2021 Alt.: 2015 PK189	MPC · JPL
0	1999 VF142	MBA-M	17.68	870 m	multiple	1999–2021	06 Jan 2021	120	Disc.: Spacewatch Added on 22 July 2020 Alt.: 2015 PB120	MPC · JPL
0	1999 VR142	MBA-I	18.76	530 m	multiple	1999–2021	06 Apr 2021	51	Disc.: Spacewatch Alt.: 2009 WV132	MPC · JPL
0	1999 VL147	MBA-M	17.4	1.4 km	multiple	1999–2021	11 Jan 2021	163	Disc.: LINEAR	MPC · JPL
0	1999 VA152	MBA-I	18.17	690 m	multiple	1999–2022	25 Jan 2022	112	Disc.: Spacewatch Added on 30 September 2021 Alt.: 2002 NA81, 2015 BN326	MPC · JPL
1	1999 VJ152	MBA-M	19.1	640 m	multiple	1999–2020	10 Oct 2020	46	Disc.: Spacewatch Alt.: 2016 WO64	MPC · JPL
1	1999 VR152	MBA-M	17.9	1.1 km	multiple	1999–2020	16 Nov 2020	52	Disc.: Spacewatch Added on 17 January 2021	MPC · JPL
2	1999 VS152	MBA-O	17.9	1.5 km	multiple	1999–2019	03 Dec 2019	33	Disc.: Spacewatch Added on 11 May 2021 Alt.: 2019 VP14	MPC · JPL
0	1999 VR153	MBA-M	17.39	1.9 km	multiple	1999–2021	12 May 2021	64	Disc.: Spacewatch	MPC · JPL
0	1999 VF154	MBA-M	17.3	1.0 km	multiple	1999–2021	16 Jan 2021	72	Disc.: Spacewatch Alt.: 2015 TG340, 2017 BK113	MPC · JPL
0	1999 VS174	MBA-I	18.8	520 m	multiple	1999–2017	15 Dec 2017	47	Disc.: Spacewatch Alt.: 2010 XD91	MPC · JPL
0	1999 VU174	MBA-I	19.0	470 m	multiple	1999–2021	06 Nov 2021	70	Disc.: Spacewatch	MPC · JPL
0	1999 VC175	MBA-I	18.48	600 m	multiple	1999–2021	03 May 2021	88	Disc.: Spacewatch	MPC · JPL
0	1999 VD175	MBA-I	18.2	680 m	multiple	1999–2021	12 Jan 2021	69	Disc.: Spacewatch Alt.: 2009 SV145	MPC · JPL
0	1999 VO175	MBA-O	16.55	2.7 km	multiple	1999–2021	04 Oct 2021	80	Disc.: Spacewatch	MPC · JPL
–	1999 VU175	MBA-M	18.8	520 m	single	16 days	28 Nov 1999	12	Disc.: Spacewatch	MPC · JPL
0	1999 VW207	MBA-M	17.30	1.5 km	multiple	1999–2022	27 Jan 2022	157	Disc.: Spacewatch	MPC · JPL
1	1999 VF209	MBA-M	17.3	1.0 km	multiple	1999–2020	23 Dec 2020	56	Disc.: LINEAR Added on 11 May 2021 Alt.: 2019 GP80	MPC · JPL
1	1999 VH210	MBA-M	17.5	940 m	multiple	1999–2021	14 Jan 2021	53	Disc.: LINEAR Added on 17 January 2021	MPC · JPL
0	1999 VU211	MBA-I	18.89	500 m	multiple	1999–2021	24 Nov 2021	127	Disc.: LINEAR Alt.: 2013 BF53, 2018 VV65	MPC · JPL
0	1999 VN212	MBA-M	17.23	1.1 km	multiple	1999–2021	06 May 2021	184	Disc.: LINEAR Alt.: 2015 VM80	MPC · JPL
1	1999 VX213	HUN	18.9	490 m	multiple	1999–2021	08 Jun 2021	45	Disc.: LINEAR Added on 17 June 2021	MPC · JPL
0	1999 VF214 = (619186)	MBA-I	18.7	540 m	multiple	1999–2021	08 May 2021	45	Disc.: Spacewatch Added on 19 October 2020 Alt.: 2009 US107	MPC · JPL
0	1999 VP214	MBA-M	17.8	1.5 km	multiple	1999–2021	13 Jul 2021	53	Disc.: Spacewatch	MPC · JPL
0	1999 VR214	MBA-O	16.7	2.5 km	multiple	1999–2020	16 Dec 2020	60	Disc.: Spacewatch Alt.: 2013 JY50	MPC · JPL
0	1999 VX214	MBA-M	16.9	2.3 km	multiple	1999–2021	08 Jun 2021	110	Disc.: Spacewatch Added on 22 July 2020 Alt.: 2015 BW357, 2015 CQ78	MPC · JPL
2	1999 VB215	MBA-M	18.9	490 m	multiple	1999–2019	28 Nov 2019	48	Disc.: Spacewatch Alt.: 2007 TU389	MPC · JPL
0	1999 VE215	MBA-M	18.7	760 m	multiple	1999–2020	21 Oct 2020	67	Disc.: Spacewatch	MPC · JPL
0	1999 VR216	MBA-I	18.5	590 m	multiple	1999–2018	15 Oct 2018	54	Disc.: Spacewatch Alt.: 2014 QL341	MPC · JPL
2	1999 VA217	MBA-M	18.4	620 m	multiple	1999–2021	08 Jan 2021	27	Disc.: Spacewatch Added on 9 March 2021 Alt.: 2007 RL18	MPC · JPL
0	1999 VE217	MBA-M	17.30	1.5 km	multiple	1999–2021	30 Nov 2021	116	Disc.: Spacewatch Alt.: 2016 PO58	MPC · JPL
2	1999 VX217	MBA-I	19.4	390 m	multiple	1999–2019	27 Oct 2019	41	Disc.: Spacewatch Added on 17 January 2021 Alt.: 2009 SK406, 2019 SK62	MPC · JPL
0	1999 VY217	MBA-O	16.87	2.4 km	multiple	1999–2021	30 Nov 2021	91	Disc.: Spacewatch	MPC · JPL
0	1999 VD218	MBA-O	16.5	2.8 km	multiple	1999–2020	10 Nov 2020	175	Disc.: Spacewatch Alt.: 2008 GK10	MPC · JPL
0	1999 VJ218	MBA-M	17.40	1.8 km	multiple	1999–2021	17 May 2021	115	Disc.: Spacewatch	MPC · JPL
0	1999 VK218	MBA-M	16.7	2.5 km	multiple	1999–2020	27 Apr 2020	62	Disc.: Spacewatch Added on 22 July 2020	MPC · JPL
0	1999 VO219	MBA-M	18.02	740 m	multiple	1999–2021	17 Apr 2021	111	Disc.: Spacewatch	MPC · JPL
0	1999 VW220	MBA-M	17.48	1.3 km	multiple	1999–2022	22 Jan 2022	105	Disc.: Spacewatch	MPC · JPL
0	1999 VV221	MBA-M	18.56	820 m	multiple	1999–2021	30 Nov 2021	64	Disc.: Spacewatch	MPC · JPL
1	1999 VM222	MBA-M	18.1	1.3 km	multiple	1999–2017	25 Oct 2017	32	Disc.: Spacewatch	MPC · JPL
0	1999 VP224	MBA-I	18.3	650 m	multiple	1999–2019	28 Jun 2019	83	Disc.: Spacewatch Alt.: 2009 SQ81, 2015 HS133	MPC · JPL
1	1999 VA226	MBA-M	18.2	960 m	multiple	1999–2020	13 Sep 2020	49	Disc.: Spacewatch Alt.: 2003 SG239	MPC · JPL
0	1999 VB226	MBA-O	17.41	1.8 km	multiple	1999–2020	14 Dec 2020	55	Disc.: Spacewatch	MPC · JPL
0	1999 VE226	MBA-O	16.21	3.2 km	multiple	1999–2022	16 Jan 2022	122	Disc.: LINEAR	MPC · JPL
0	1999 VN228	MBA-I	18.8	500 m	multiple	1995–2022	17 Sep 2022	61	Disc.: Spacewatch	MPC · JPL
0	1999 VN231	MBA-M	18.1	710 m	multiple	1999–2020	10 Dec 2020	55	Disc.: Spacewatch	MPC · JPL
0	1999 VZ231	MBA-M	17.5	1.3 km	multiple	1999–2020	11 Oct 2020	104	Disc.: Spacewatch	MPC · JPL
0	1999 VA232	MBA-M	16.7	1.9 km	multiple	1999–2020	06 Dec 2020	128	Disc.: Spacewatch	MPC · JPL
0	1999 VB232	MBA-O	16.74	2.5 km	multiple	1999–2021	24 Nov 2021	110	Disc.: Spacewatch	MPC · JPL
0	1999 VC232	MBA-I	18.19	680 m	multiple	1999–2021	01 May 2021	134	Disc.: Spacewatch	MPC · JPL
0	1999 VE232	MBA-O	16.64	2.6 km	multiple	1999–2021	09 Sep 2021	72	Disc.: Kitt Peak	MPC · JPL
0	1999 VF232	MBA-I	17.7	860 m	multiple	1999–2020	06 Dec 2020	128	Disc.: Spacewatch	MPC · JPL
0	1999 VH232	MBA-M	17.43	1.8 km	multiple	1999–2021	09 Aug 2021	73	Disc.: Spacewatch	MPC · JPL
0	1999 VJ232	MBA-I	18.1	710 m	multiple	1999–2020	20 Dec 2020	109	Disc.: Spacewatch	MPC · JPL
0	1999 VK232	MBA-O	16.1	3.4 km	multiple	1999–2021	07 Jan 2021	113	Disc.: Spacewatch	MPC · JPL
0	1999 VL232	MBA-I	18.0	750 m	multiple	1999–2020	11 Dec 2020	82	Disc.: Spacewatch	MPC · JPL
0	1999 VM232	MBA-O	16.37	3.0 km	multiple	1999–2021	08 Aug 2021	66	Disc.: Spacewatch Alt.: 2010 MQ11	MPC · JPL
0	1999 VN232	MBA-I	18.40	620 m	multiple	1999–2021	18 Mar 2021	83	Disc.: Spacewatch	MPC · JPL
0	1999 VO232	MBA-M	17.97	1.1 km	multiple	1999–2021	02 Oct 2021	67	Disc.: Spacewatch	MPC · JPL
0	1999 VP232	MBA-I	18.5	590 m	multiple	1999–2020	11 Dec 2020	75	Disc.: Spacewatch	MPC · JPL
0	1999 VQ232	MBA-O	17.05	2.2 km	multiple	1999–2021	08 Dec 2021	85	Disc.: Spacewatch	MPC · JPL
0	1999 VR232	MBA-I	18.2	680 m	multiple	1999–2020	12 Dec 2020	138	Disc.: Spacewatch	MPC · JPL
0	1999 VS232	MBA-M	17.69	1.2 km	multiple	1999–2021	02 Dec 2021	99	Disc.: Spacewatch	MPC · JPL
1	1999 VT232	MBA-M	17.6	1.3 km	multiple	1999–2020	05 Nov 2020	72	Disc.: Spacewatch	MPC · JPL
0	1999 VV232	MBA-M	17.93	770 m	multiple	1999–2022	26 Jan 2022	87	Disc.: Spacewatch	MPC · JPL
0	1999 VW232	MBA-I	17.77	830 m	multiple	1999–2021	30 Nov 2021	136	Disc.: Spacewatch	MPC · JPL
0	1999 VX232	MBA-M	18.04	1.4 km	multiple	1999–2021	04 Oct 2021	75	Disc.: Spacewatch	MPC · JPL
0	1999 VY232	MBA-M	18.1	1.0 km	multiple	1999–2020	15 Oct 2020	63	Disc.: Spacewatch	MPC · JPL
0	1999 VZ232	MBA-M	17.5	1.8 km	multiple	1999–2020	21 Apr 2020	51	Disc.: Spacewatch	MPC · JPL
0	1999 VA233 = (619187)	MBA-M	17.0	2.2 km	multiple	1999–2020	19 May 2020	89	Disc.: Spacewatch Alt.: 2010 JJ181	MPC · JPL
0	1999 VB233	MBA-I	18.72	540 m	multiple	1999–2021	03 May 2021	80	Disc.: Spacewatch	MPC · JPL
0	1999 VC233	MBA-I	19.18	430 m	multiple	1999–2021	14 Nov 2021	58	Disc.: Spacewatch	MPC · JPL
0	1999 VD233	MBA-I	18.5	590 m	multiple	1999–2021	18 Jan 2021	66	Disc.: Spacewatch	MPC · JPL
0	1999 VE233	MCA	18.9	490 m	multiple	1999–2019	26 Jul 2019	52	Disc.: Spacewatch	MPC · JPL
0	1999 VF233	MBA-M	17.66	1.6 km	multiple	1999–2021	10 Nov 2021	53	Disc.: Spacewatch	MPC · JPL
0	1999 VG233	MBA-M	17.09	2.1 km	multiple	1999–2021	09 Jun 2021	95	Disc.: Spacewatch	MPC · JPL
0	1999 VH233	MBA-I	17.76	830 m	multiple	1999–2021	09 May 2021	88	Disc.: Spacewatch	MPC · JPL
0	1999 VK233	MBA-I	18.67	550 m	multiple	1999–2021	12 Sep 2021	112	Disc.: Spacewatch	MPC · JPL
0	1999 VL233 = (619188)	MBA-I	18.2	680 m	multiple	1995–2020	16 Mar 2020	62	Disc.: Spacewatch	MPC · JPL
0	1999 VM233	MBA-O	16.81	2.4 km	multiple	1999–2021	30 Nov 2021	105	Disc.: Spacewatch	MPC · JPL
0	1999 VN233	MBA-O	16.27	3.1 km	multiple	1999–2022	17 Jan 2022	77	Disc.: Spacewatch	MPC · JPL
0	1999 VO233 = (619189)	MBA-M	17.3	1.9 km	multiple	1999–2020	27 Apr 2020	55	Disc.: Spacewatch	MPC · JPL
0	1999 VQ233	MBA-I	18.3	650 m	multiple	1999–2018	05 Oct 2018	39	Disc.: Spacewatch	MPC · JPL
0	1999 VR233	HUN	19.17	440 m	multiple	1999–2021	13 Oct 2021	45	Disc.: Spacewatch	MPC · JPL
0	1999 VS233	MBA-O	17.5	1.8 km	multiple	1999–2018	07 Nov 2018	35	Disc.: Spacewatch	MPC · JPL
0	1999 VT233	MBA-O	16.70	2.5 km	multiple	1999–2021	29 Nov 2021	157	Disc.: Spacewatch	MPC · JPL
0	1999 VU233	MBA-O	17.07	2.1 km	multiple	1999–2022	09 Jan 2022	127	Disc.: Spacewatch Alt.: 2017 FK199	MPC · JPL
0	1999 VV233	MBA-O	17.01	2.2 km	multiple	1999–2021	27 Oct 2021	82	Disc.: Spacewatch	MPC · JPL
0	1999 VW233	MBA-I	19.04	460 m	multiple	1999–2021	13 Sep 2021	51	Disc.: Spacewatch	MPC · JPL
0	1999 VX233	MBA-M	18.6	570 m	multiple	1999–2021	18 Jan 2021	41	Disc.: Spacewatch	MPC · JPL
0	1999 VY233	MBA-M	17.92	1.5 km	multiple	1999–2021	28 Oct 2021	85	Disc.: Spacewatch	MPC · JPL
0	1999 VZ233	MBA-M	17.74	1.6 km	multiple	1999–2021	07 Sep 2021	85	Disc.: Spacewatch	MPC · JPL
1	1999 VB234	MBA-M	17.5	940 m	multiple	1999–2021	15 Jan 2021	118	Disc.: Kitt Peak	MPC · JPL
2	1999 VC234	MBA-O	17.5	1.8 km	multiple	1999–2019	01 Oct 2019	33	Disc.: Spacewatch	MPC · JPL
0	1999 VD234	MBA-O	17.6	1.7 km	multiple	1999–2020	31 Jan 2020	35	Disc.: Spacewatch Added on 22 July 2020	MPC · JPL
2	1999 VF234	MBA-I	18.7	540 m	multiple	1999–2021	06 Jan 2021	96	Disc.: Spacewatch Added on 17 January 2021	MPC · JPL
2	1999 VG234	MBA-O	17.9	1.5 km	multiple	1999–2020	17 Nov 2020	29	Disc.: Spacewatch Added on 17 January 2021	MPC · JPL
2	1999 VH234	MBA-M	18.7	760 m	multiple	1999–2020	07 Dec 2020	33	Disc.: Spacewatch Added on 17 January 2021	MPC · JPL
2	1999 VJ234	MBA-O	17.5	1.8 km	multiple	1999–2021	10 Feb 2021	26	Disc.: Spacewatch Added on 11 May 2021	MPC · JPL
1	1999 VL234	MCA	19.61	360 m	multiple	1999–2022	27 Jan 2022	19	Disc.: Spacewatch Added on 24 December 2021	MPC · JPL

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W

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

0	1999 WG5	MBA-O	16.46	2.8 km	multiple	1999–2021	27 Oct 2021	98	Disc.: Spacewatch	MPC · JPL
0	1999 WX10	MBA-O	17.72	1.6 km	multiple	1999–2021	26 Nov 2021	45	Disc.: Spacewatch	MPC · JPL
1	1999 WR11	MBA-M	17.1	1.1 km	multiple	1999–2021	03 Jan 2021	58	Disc.: Spacewatch	MPC · JPL
0	1999 WU15	MBA-M	17.43	1.4 km	multiple	1999–2022	25 Jan 2022	130	Disc.: Spacewatch Alt.: 2016 WM39	MPC · JPL
0	1999 WP18	MBA-M	17.7	860 m	multiple	1999–2021	16 Jan 2021	90	Disc.: Spacewatch	MPC · JPL
–	1999 WM19	MBA-M	18.6	570 m	single	13 days	13 Dec 1999	9	Disc.: Spacewatch	MPC · JPL
0	1999 WW20	MBA-O	16.5	2.8 km	multiple	1999–2020	08 Nov 2020	126	Disc.: Spacewatch	MPC · JPL
3	1999 WA21	MBA-I	18.6	570 m	multiple	1999–2014	28 Nov 2014	42	Disc.: Spacewatch Alt.: 2014 TM28	MPC · JPL
0	1999 WK21	MBA-O	17.64	1.7 km	multiple	1999–2021	08 May 2021	69	Disc.: Spacewatch Alt.: 2016 FO24	MPC · JPL
0	1999 WX21	MBA-I	18.5	590 m	multiple	1999–2018	06 Oct 2018	50	Disc.: Spacewatch	MPC · JPL
0	1999 WY21	MBA-M	17.97	1.4 km	multiple	1999–2021	10 Sep 2021	38	Disc.: Spacewatch	MPC · JPL
1	1999 WA22	MBA-M	17.7	1.2 km	multiple	1999–2021	15 Jan 2021	63	Disc.: Spacewatch Added on 9 March 2021 Alt.: 2020 TP9	MPC · JPL
0	1999 WB22	MBA-M	16.9	2.3 km	multiple	1999–2020	24 Mar 2020	73	Disc.: Spacewatch	MPC · JPL
0	1999 WD22	MBA-O	17.0	2.2 km	multiple	1996–2021	11 Jun 2021	159	Disc.: Spacewatch Alt.: 2011 GV104, 2016 GU230, 2018 VK22	MPC · JPL
0	1999 WJ22	MBA-I	18.44	610 m	multiple	1999–2021	06 Nov 2021	99	Disc.: Spacewatch	MPC · JPL
0	1999 WU22	MBA-I	18.93	490 m	multiple	1999–2021	07 Nov 2021	54	Disc.: Spacewatch	MPC · JPL
3	1999 WD23	MBA-M	19.9	440 m	multiple	1999–2020	05 Nov 2020	24	Disc.: Spacewatch Added on 17 June 2021 Alt.: 2020 UT40	MPC · JPL
0	1999 WX23	MBA-M	16.9	1.2 km	multiple	1999–2021	17 Jan 2021	147	Disc.: Spacewatch Alt.: 2002 ND64, 2003 UF360, 2007 TS176, 2011 SD125	MPC · JPL
0	1999 WG24	MBA-I	18.77	520 m	multiple	1999–2021	10 May 2021	74	Disc.: Spacewatch Alt.: 2009 UW64	MPC · JPL
0	1999 WH24	MBA-O	16.6	2.7 km	multiple	1999–2020	26 Sep 2020	66	Disc.: Spacewatch	MPC · JPL
0	1999 WT24	MBA-M	17.65	880 m	multiple	1999–2021	14 Apr 2021	123	Disc.: Spacewatch Alt.: 2013 CA148	MPC · JPL
0	1999 WY24	HUN	19.1	450 m	multiple	1999–2021	12 Feb 2021	62	Disc.: Spacewatch Alt.: 2019 JC6	MPC · JPL
0	1999 WK25	MBA-O	17.2	2.0 km	multiple	1999–2019	01 Nov 2019	62	Disc.: Spacewatch Alt.: 2004 VV104	MPC · JPL
1	1999 WL25	MBA-O	18.73	1.0 km	multiple	1999–2021	15 Apr 2021	26	Disc.: Spacewatch Added on 17 June 2021 Alt.: 2019 UT58	MPC · JPL
0	1999 WO25	MBA-M	17.6	900 m	multiple	1999–2020	16 Dec 2020	55	Disc.: Spacewatch Alt.: 2011 PP3	MPC · JPL
0	1999 WZ27 = (619190)	MBA-I	18.1	710 m	multiple	1999–2020	22 Mar 2020	84	Disc.: Spacewatch	MPC · JPL
0	1999 WA28	MBA-I	18.10	710 m	multiple	1999–2021	14 May 2021	112	Disc.: Spacewatch	MPC · JPL
0	1999 WB28	MBA-M	17.11	2.1 km	multiple	1999–2021	14 Aug 2021	120	Disc.: Spacewatch	MPC · JPL
0	1999 WD28	MBA-M	17.0	2.2 km	multiple	1999–2020	02 Apr 2020	82	Disc.: Spacewatch	MPC · JPL
0	1999 WE28	MBA-I	18.82	510 m	multiple	1999–2021	08 Aug 2021	85	Disc.: Spacewatch	MPC · JPL
0	1999 WF28	MBA-O	17.05	2.2 km	multiple	1999–2021	13 May 2021	106	Disc.: Spacewatch	MPC · JPL
0	1999 WG28	MBA-I	18.39	620 m	multiple	1999–2021	17 Apr 2021	81	Disc.: Spacewatch	MPC · JPL
0	1999 WH28	MBA-M	17.76	1.6 km	multiple	1999–2021	29 Sep 2021	65	Disc.: Spacewatch	MPC · JPL
0	1999 WJ28	MBA-O	17.4	1.8 km	multiple	1999–2021	14 Jan 2021	60	Disc.: Spacewatch	MPC · JPL
0	1999 WK28	MBA-I	18.08	720 m	multiple	1999–2021	31 Aug 2021	103	Disc.: Spacewatch	MPC · JPL
0	1999 WL28	MBA-M	17.7	860 m	multiple	1999–2019	29 Oct 2019	64	Disc.: Spacewatch	MPC · JPL
0	1999 WM28	MBA-I	18.3	650 m	multiple	1999–2020	09 Sep 2020	80	Disc.: Spacewatch	MPC · JPL
0	1999 WN28	MBA-O	17.44	1.8 km	multiple	1999–2021	11 May 2021	72	Disc.: Spacewatch	MPC · JPL
0	1999 WO28	MBA-I	18.8	520 m	multiple	1999–2020	07 Dec 2020	69	Disc.: Spacewatch	MPC · JPL
0	1999 WP28	MBA-I	18.36	630 m	multiple	1999–2022	24 Jan 2022	68	Disc.: Spacewatch	MPC · JPL
0	1999 WQ28	MBA-I	18.2	680 m	multiple	1999–2020	17 Nov 2020	62	Disc.: Spacewatch	MPC · JPL
0	1999 WR28	MBA-I	18.7	540 m	multiple	1999–2020	23 Jun 2020	48	Disc.: Spacewatch	MPC · JPL
0	1999 WS28	MBA-M	17.3	1.5 km	multiple	1999–2020	04 Nov 2020	40	Disc.: Spacewatch	MPC · JPL
1	1999 WT28	MBA-I	19.3	410 m	multiple	1999–2019	15 Nov 2019	66	Disc.: Spacewatch	MPC · JPL
0	1999 WU28	MBA-I	18.4	620 m	multiple	1999–2019	23 Oct 2019	51	Disc.: Spacewatch	MPC · JPL
0	1999 WV28 = (619191)	MBA-M	17.3	1.9 km	multiple	1999–2020	27 Apr 2020	68	Disc.: Spacewatch	MPC · JPL
0	1999 WW28	MBA-I	18.39	620 m	multiple	1999–2021	09 Jul 2021	67	Disc.: Spacewatch	MPC · JPL
0	1999 WX28	MBA-I	18.84	510 m	multiple	1999–2021	06 Nov 2021	107	Disc.: Spacewatch	MPC · JPL
0	1999 WY28	MBA-O	16.74	2.5 km	multiple	1999–2019	07 Jun 2019	38	Disc.: Spacewatch	MPC · JPL
0	1999 WZ28	MBA-O	16.9	2.3 km	multiple	1999–2020	08 Dec 2020	64	Disc.: Spacewatch	MPC · JPL
0	1999 WA29	MBA-I	18.89	500 m	multiple	1999–2021	09 Dec 2021	70	Disc.: Spacewatch	MPC · JPL
0	1999 WB29	MBA-M	17.9	1.1 km	multiple	1999–2020	23 Aug 2020	69	Disc.: Spacewatch	MPC · JPL
0	1999 WD29	MBA-I	18.6	570 m	multiple	1999–2020	27 Apr 2020	41	Disc.: Spacewatch	MPC · JPL
0	1999 WF29	MBA-I	18.7	540 m	multiple	1999–2021	18 Jan 2021	50	Disc.: Spacewatch Added on 9 March 2021	MPC · JPL

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X

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

0	1999 XN2	HUN	18.20	680 m	multiple	1999–2021	03 Dec 2021	139	Disc.: Spacewatch Alt.: 2014 AT53, 2017 CJ32, 2018 PD18	MPC · JPL
0	1999 XJ9	MBA-M	17.7	860 m	multiple	1999–2021	14 Jan 2021	51	Disc.: Spacewatch	MPC · JPL
0	1999 XM16	MBA-I	17.38	990 m	multiple	1999–2021	14 Apr 2021	165	Disc.: LINEAR Alt.: 2010 BA14	MPC · JPL
2	1999 XS35	CEN	17.2	2.2 km	single	88 days	28 Feb 2000	206	Disc.: LONEOS Potentially hazardous object NEO larger than 1 kilometer APO at MPC	MPC · JPL
0	1999 XX67	MBA-O	15.97	3.6 km	multiple	1999–2021	09 May 2021	80	Disc.: LINEAR	MPC · JPL
0	1999 XD106	MCA	17.0	1.7 km	multiple	1999–2021	07 Jan 2021	213	Disc.: LINEAR	MPC · JPL
0	1999 XF106	MBA-M	17.24	1.5 km	multiple	1999–2022	27 Jan 2022	87	Disc.: Prescott Obs.	MPC · JPL
0	1999 XE124	MBA-I	18.25	670 m	multiple	1999–2021	03 May 2021	112	Disc.: CSS Alt.: 2002 PK203, 2012 PB17, 2017 DW29	MPC · JPL
0	1999 XO135	MCA	16.80	2.4 km	multiple	1999–2022	15 Jan 2022	172	Disc.: LINEAR	MPC · JPL
0	1999 XK136	APO	20.55	811 m	multiple	1999–2022	06 Jan 2022	139	Disc.: LINEAR Potentially hazardous object	MPC · JPL
1	1999 XK141	MCA	17.7	860 m	multiple	1995–2020	24 Jan 2020	114	Disc.: LINEAR	MPC · JPL
5	1999 XN141	APO	22.6	110 m	single	16 days	30 Dec 1999	18	Disc.: LINEAR	MPC · JPL
2	1999 XY143	TNO	6.2	226 km	multiple	1999–2020	18 Jan 2020	44	Disc.: Whipple Obs. LoUTNOs, cubewano (hot), binary: 190 km	MPC · JPL
0	1999 XX146	MBA-O	17.43	1.8 km	multiple	1999–2021	27 Nov 2021	64	Disc.: Spacewatch Added on 5 November 2021	MPC · JPL
0	1999 XM147	MBA-M	17.0	1.7 km	multiple	1999–2022	10 Jan 2022	108	Disc.: Spacewatch Alt.: 2009 CY12, 2015 PU219	MPC · JPL
0	1999 XT147	MBA-O	17.1	2.1 km	multiple	1999–2020	08 Oct 2020	55	Disc.: Spacewatch Added on 17 January 2021	MPC · JPL
0	1999 XA148	MBA-O	17.17	2.0 km	multiple	1999–2022	06 Jan 2022	63	Disc.: Spacewatch Added on 17 January 2021	MPC · JPL
0	1999 XJ148	MBA-I	19.15	440 m	multiple	1999–2021	30 Nov 2021	83	Disc.: Spacewatch	MPC · JPL
0	1999 XR148	MBA-O	16.65	2.6 km	multiple	1999–2021	09 Jul 2021	195	Disc.: Spacewatch Alt.: 2006 DB184, 2015 AV173, 2017 NX	MPC · JPL
2	1999 XX148	HUN	18.9	490 m	multiple	1999–2019	02 Nov 2019	32	Disc.: Spacewatch	MPC · JPL
0	1999 XN149	MBA-M	17.12	1.6 km	multiple	1999–2022	17 Jan 2022	206	Disc.: Spacewatch	MPC · JPL
1	1999 XS149	MBA-M	17.96	800 m	multiple	1999–2023	13 Aug 2023	45	Disc.: Spacewatch	MPC · JPL
0	1999 XW149	MBA-O	17.0	2.2 km	multiple	1999–2021	16 Jan 2021	123	Disc.: Spacewatch Alt.: 2014 SF65	MPC · JPL
0	1999 XD150	MBA-O	16.64	2.6 km	multiple	1999–2021	18 May 2021	123	Disc.: Spacewatch Added on 22 July 2020	MPC · JPL
0	1999 XE150	MBA-M	18.25	670 m	multiple	1999–2021	14 Apr 2021	59	Disc.: Spacewatch Added on 24 August 2020 Alt.: 2011 VN7, 2019 UX32	MPC · JPL
0	1999 XF150	MBA-M	17.40	1.8 km	multiple	1999–2021	08 Aug 2021	98	Disc.: Spacewatch Added on 22 July 2020	MPC · JPL
0	1999 XO150	MBA-O	16.5	2.8 km	multiple	1999–2021	05 Jan 2021	106	Disc.: Spacewatch Alt.: 2014 UU221, 2016 AL94	MPC · JPL
0	1999 XP150	MBA-I	18.4	620 m	multiple	1999–2021	18 Jan 2021	92	Disc.: Spacewatch	MPC · JPL
0	1999 XV150	MBA-I	18.1	710 m	multiple	1999–2021	18 Jan 2021	93	Disc.: Spacewatch Alt.: 2009 TF33	MPC · JPL
0	1999 XB152	MBA-O	16.43	2.9 km	multiple	1999–2021	08 Jul 2021	56	Disc.: Spacewatch	MPC · JPL
0	1999 XA216	MBA-I	18.5	590 m	multiple	1999–2019	26 Sep 2019	60	Disc.: Spacewatch Alt.: 2002 TG386, 2016 WG22	MPC · JPL
0	1999 XL224	MBA-M	17.29	1.9 km	multiple	1999–2021	11 Oct 2021	105	Disc.: Spacewatch Alt.: 2010 FP5	MPC · JPL
0	1999 XE228	MBA-O	16.7	2.5 km	multiple	1999–2021	10 Jan 2021	120	Disc.: Spacewatch Alt.: 2015 XW382	MPC · JPL
0	1999 XK232	MBA-M	17.8	820 m	multiple	1999–2019	29 Sep 2019	46	Disc.: Spacewatch Added on 30 September 2021 Alt.: 2003 UK436	MPC · JPL
1	1999 XW232	MBA-M	17.4	980 m	multiple	1999–2021	07 Feb 2021	65	Disc.: LINEAR Added on 11 May 2021 Alt.: 2015 PX56	MPC · JPL
1	1999 XV240	MBA-M	16.8	1.3 km	multiple	1999–2021	11 Apr 2021	118	Disc.: CSS Added on 9 March 2021 Alt.: 2020 UK4	MPC · JPL
0	1999 XH244	MBA-I	17.9	780 m	multiple	1999–2020	22 Mar 2020	48	Disc.: Spacewatch Added on 22 July 2020	MPC · JPL
0	1999 XT244	MBA-I	17.3	1.0 km	multiple	1999–2020	24 Mar 2020	100	Disc.: Spacewatch Alt.: 2005 GJ206, 2014 SO183	MPC · JPL
1	1999 XK251	MBA-O	17.65	1.6 km	multiple	1999–2021	06 Jul 2021	39	Disc.: Spacewatch Alt.: 2016 XF10	MPC · JPL
0	1999 XK253	MBA-O	16.9	2.3 km	multiple	1999–2021	17 Jan 2021	72	Disc.: Spacewatch	MPC · JPL
0	1999 XT253	MBA-M	18.24	1.3 km	multiple	1999–2021	06 Nov 2021	71	Disc.: Spacewatch Added on 5 November 2021	MPC · JPL
0	1999 XC254	MBA-M	17.99	750 m	multiple	1999–2021	08 May 2021	85	Disc.: Spacewatch Alt.: 2015 XL205	MPC · JPL
0	1999 XF254	MBA-I	19.1	450 m	multiple	1999–2020	18 Aug 2020	37	Disc.: Spacewatch	MPC · JPL
0	1999 XS254	MBA-I	17.94	770 m	multiple	1999–2021	03 May 2021	86	Disc.: Spacewatch	MPC · JPL
0	1999 XZ254	MBA-M	17.42	1.8 km	multiple	1999–2021	12 Aug 2021	71	Disc.: Spacewatch	MPC · JPL
0	1999 XA255	MBA-M	17.34	1.0 km	multiple	1999–2021	16 May 2021	42	Disc.: Spacewatch	MPC · JPL
0	1999 XD255	MBA-M	16.6	1.4 km	multiple	1999–2020	24 Jan 2020	83	Disc.: Spacewatch Alt.: 2014 MD69	MPC · JPL
0	1999 XY255	MBA-O	16.61	2.7 km	multiple	1999–2021	03 Apr 2021	163	Disc.: Spacewatch Alt.: 2004 XY47, 2014 WW435	MPC · JPL
0	1999 XW258	MBA-M	17.7	860 m	multiple	1999–2021	16 Jan 2021	70	Disc.: Spacewatch Added on 17 January 2021	MPC · JPL
0	1999 XV264	MBA-I	18.9	490 m	multiple	1999–2019	19 Nov 2019	39	Disc.: Spacewatch	MPC · JPL
0	1999 XS265	MBA-I	17.8	820 m	multiple	1999–2020	10 Dec 2020	135	Disc.: Spacewatch	MPC · JPL
0	1999 XT265	MBA-O	16.84	2.4 km	multiple	1999–2021	11 May 2021	109	Disc.: Spacewatch	MPC · JPL
0	1999 XV265	MBA-I	17.74	840 m	multiple	1999–2021	12 May 2021	152	Disc.: Spacewatch	MPC · JPL
0	1999 XW265	MBA-O	17.10	2.1 km	multiple	1999–2021	30 Jun 2021	83	Disc.: Spacewatch	MPC · JPL
0	1999 XX265	MBA-I	18.21	680 m	multiple	1999–2022	04 Jan 2022	93	Disc.: Spacewatch	MPC · JPL
0	1999 XY265	MBA-I	17.91	780 m	multiple	1999–2021	30 Jul 2021	96	Disc.: Spacewatch	MPC · JPL
0	1999 XZ265	MBA-I	18.56	580 m	multiple	1995–2021	09 Dec 2021	115	Disc.: Spacewatch Alt.: 1995 SN81	MPC · JPL
0	1999 XA266	MBA-I	17.9	780 m	multiple	1999–2021	18 Jan 2021	96	Disc.: Spacewatch	MPC · JPL
1	1999 XC266	HUN	18.9	490 m	multiple	1999–2018	20 Jan 2018	39	Disc.: Spacewatch	MPC · JPL
1	1999 XD266	MBA-I	18.9	490 m	multiple	1999–2020	24 Jan 2020	42	Disc.: Spacewatch	MPC · JPL
1	1999 XF266	MBA-I	19.3	410 m	multiple	1999–2020	11 Aug 2020	31	Disc.: Spacewatch	MPC · JPL
0	1999 XG266	MBA-O	16.49	2.8 km	multiple	1999–2022	06 Jan 2022	158	Disc.: Spacewatch	MPC · JPL
0	1999 XH266	MBA-M	17.7	860 m	multiple	1999–2021	18 Jan 2021	93	Disc.: Spacewatch	MPC · JPL
0	1999 XJ266	MBA-O	16.76	2.5 km	multiple	1999–2021	08 Nov 2021	87	Disc.: Spacewatch	MPC · JPL
0	1999 XK266	MBA-O	16.6	2.7 km	multiple	1999–2021	03 Jan 2021	71	Disc.: Spacewatch	MPC · JPL
0	1999 XL266	MBA-O	16.5	2.8 km	multiple	1999–2019	24 Dec 2019	53	Disc.: Spacewatch Alt.: 2010 BE135	MPC · JPL
0	1999 XM266	MBA-I	18.73	530 m	multiple	1999–2021	30 Jun 2021	46	Disc.: Kitt Peak	MPC · JPL
0	1999 XN266	MBA-M	17.0	2.2 km	multiple	1999–2020	25 May 2020	89	Disc.: Spacewatch	MPC · JPL
0	1999 XO266	JT	13.89	9.3 km	multiple	1999–2021	27 Nov 2021	134	Disc.: Spacewatch Greek camp (L4)	MPC · JPL
0	1999 XP266	MBA-M	17.59	1.7 km	multiple	1999–2021	31 Oct 2021	88	Disc.: Spacewatch	MPC · JPL
0	1999 XQ266	MBA-O	16.64	2.6 km	multiple	1999–2021	27 Nov 2021	114	Disc.: Spacewatch	MPC · JPL
0	1999 XR266	MBA-O	16.46	2.8 km	multiple	1999–2022	07 Jan 2022	145	Disc.: Spacewatch	MPC · JPL
0	1999 XS266	MBA-M	17.9	780 m	multiple	1999–2019	05 Aug 2019	44	Disc.: Spacewatch	MPC · JPL
0	1999 XT266	MBA-O	16.47	2.8 km	multiple	1999–2022	27 Jan 2022	67	Disc.: Spacewatch	MPC · JPL
0	1999 XU266	MBA-I	18.22	670 m	multiple	1999–2021	03 Dec 2021	112	Disc.: Spacewatch	MPC · JPL
0	1999 XV266	MBA-I	18.58	570 m	multiple	1999–2021	09 Sep 2021	51	Disc.: Spacewatch	MPC · JPL
0	1999 XW266 = (619192)	MBA-O	17.2	2.0 km	multiple	1999–2018	12 Feb 2018	55	Disc.: Spacewatch	MPC · JPL
1	1999 XX266	MBA-I	18.0	750 m	multiple	1999–2020	14 Sep 2020	50	Disc.: Spacewatch Added on 13 September 2020	MPC · JPL

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Y

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

4	1999 YD	APO	21.1	210 m	single	71 days	26 Feb 2000	99	Disc.: LINEAR Potentially hazardous object AMO at MPC	MPC · JPL
0	1999 YA2 = (619193)	MBA-O	16.09	3.4 km	multiple	1999–2021	14 Nov 2021	130	Disc.: Spacewatch	MPC · JPL
0	1999 YD2	MBA-I	18.17	690 m	multiple	1995–2021	10 Dec 2021	106	Disc.: Spacewatch Added on 22 July 2020	MPC · JPL
0	1999 YH2	MBA-O	16.81	2.4 km	multiple	1999-2022	29 Nov 2022	38	Disc.: Spacewatch	MPC · JPL
0	1999 YM2	MBA-M	17.24	2.0 km	multiple	1999–2021	27 Nov 2021	93	Disc.: Spacewatch	MPC · JPL
0	1999 YE3	MCA	16.72	1.9 km	multiple	1999–2021	03 Apr 2021	232	Disc.: LINEAR	MPC · JPL
0	1999 YP7	MBA-O	16.86	2.4 km	multiple	1999–2021	09 Jan 2021	67	Disc.: Spacewatch Added on 11 May 2021	MPC · JPL
0	1999 YS7	MBA-O	16.70	2.5 km	multiple	1999–2021	26 Nov 2021	71	Disc.: Spacewatch Added on 5 November 2021 Alt.: 2015 OJ63	MPC · JPL
0	1999 YD16	MBA-M	16.9	1.2 km	multiple	1999–2021	14 Jan 2021	70	Disc.: Spacewatch	MPC · JPL
0	1999 YC17	MBA-M	16.8	2.4 km	multiple	1993–2020	20 Oct 2020	133	Disc.: Spacewatch	MPC · JPL
0	1999 YN17	MBA-O	16.01	3.5 km	multiple	1999–2022	06 Jan 2022	68	Disc.: Piszkéstető Stn.	MPC · JPL
0	1999 YE19	MBA-O	17.3	1.9 km	multiple	1999–2018	17 Aug 2018	36	Disc.: Mauna Kea Obs. Added on 22 July 2020	MPC · JPL
0	1999 YM19	MBA-O	17.3	1.9 km	multiple	1999–2020	26 Apr 2020	66	Disc.: Mauna Kea Obs.	MPC · JPL
0	1999 YV19 = (619194)	MBA-O	16.6	2.7 km	multiple	1999–2020	11 May 2020	64	Disc.: Mauna Kea Obs. Added on 22 July 2020	MPC · JPL
0	1999 YB20	MBA-O	17.3	1.9 km	multiple	1999–2019	30 Nov 2019	33	Disc.: Mauna Kea Obs.	MPC · JPL
0	1999 YF20	JT	14.74	6.3 km	multiple	1999–2021	02 Dec 2021	66	Disc.: Mauna Kea Obs. Added on 30 September 2021 Greek camp (L4) Alt.: 2015 MT41	MPC · JPL
0	1999 YJ20	MBA-M	17.31	1.9 km	multiple	1999–2021	27 Oct 2021	119	Disc.: Mauna Kea Obs. Alt.: 2012 TC279	MPC · JPL
4	1999 YP20	MBA-O	17.6	1.7 km	multiple	1999–2020	17 Nov 2020	16	Disc.: Mauna Kea Obs. Added on 11 May 2021 Alt.: 2020 UM39	MPC · JPL
0	1999 YV20	JT	14.85	6.0 km	multiple	1999–2021	08 Dec 2021	58	Disc.: Mauna Kea Obs. Added on 17 January 2021 Greek camp (L4) Alt.: 2010 CG253	MPC · JPL
1	1999 YD21	MBA-M	18.25	1.2 km	multiple	1999–2021	02 Oct 2021	26	Disc.: Mauna Kea Obs. Added on 17 June 2021	MPC · JPL
0	1999 YP23	MBA-O	17.0	2.2 km	multiple	1999–2021	15 May 2021	223	Disc.: Spacewatch Alt.: 2016 FH38, 2018 UM35	MPC · JPL
0	1999 YZ23	MBA-M	17.5	1.8 km	multiple	1999–2021	16 Jun 2021	47	Disc.: Spacewatch	MPC · JPL
0	1999 YH25	MBA-I	18.3	650 m	multiple	1999–2019	27 Sep 2019	102	Disc.: Spacewatch Alt.: 2009 SU310, 2010 AM147, 2016 XU7	MPC · JPL
0	1999 YL26	MBA-O	16.50	2.8 km	multiple	1999–2021	30 Nov 2021	110	Disc.: Spacewatch	MPC · JPL
1	1999 YA29	MBA-M	17.9	780 m	multiple	1999–2021	16 Jan 2021	51	Disc.: Spacewatch	MPC · JPL
0	1999 YX29	MBA-I	17.8	820 m	multiple	1999–2020	12 Dec 2020	97	Disc.: Spacewatch	MPC · JPL
0	1999 YY29	HUN	18.4	620 m	multiple	1999–2021	18 Jan 2021	109	Disc.: Spacewatch	MPC · JPL
0	1999 YA30	MBA-M	17.32	1.9 km	multiple	1999–2021	26 Nov 2021	87	Disc.: Spacewatch	MPC · JPL
0	1999 YB30	MBA-M	16.95	2.3 km	multiple	1999–2021	07 Nov 2021	140	Disc.: Spacewatch	MPC · JPL
0	1999 YC30	MBA-M	17.17	2.0 km	multiple	1999–2021	11 Oct 2021	87	Disc.: Spacewatch	MPC · JPL
0	1999 YD30	MBA-O	16.94	2.3 km	multiple	1999–2021	09 Apr 2021	66	Disc.: Spacewatch	MPC · JPL
0	1999 YF30 = (619195)	HUN	18.2	680 m	multiple	1999–2020	24 Jan 2020	93	Disc.: Spacewatch	MPC · JPL
0	1999 YJ30	MBA-M	17.8	1.2 km	multiple	1999–2020	14 Nov 2020	88	Disc.: Spacewatch	MPC · JPL
0	1999 YK30	MBA-O	16.7	2.5 km	multiple	1999–2020	27 Apr 2020	53	Disc.: Spacewatch	MPC · JPL
0	1999 YL30	MBA-O	16.27	3.1 km	multiple	1999–2022	06 Jan 2022	137	Disc.: Spacewatch	MPC · JPL
0	1999 YN30	JT	14.69	6.4 km	multiple	1999–2021	11 Nov 2021	273	Disc.: Spacewatch Greek camp (L4) Alt.: 2009 WK292	MPC · JPL
0	1999 YO30	JT	14.26	7.8 km	multiple	1999–2021	28 Nov 2021	123	Disc.: Spacewatch Greek camp (L4) Alt.: 2013 BW16	MPC · JPL
1	1999 YP30	MBA-I	18.6	570 m	multiple	1999–2019	19 Sep 2019	47	Disc.: Spacewatch	MPC · JPL
2	1999 YR30	MBA-I	18.8	520 m	multiple	1999–2021	16 Jan 2021	51	Disc.: Spacewatch Added on 17 January 2021	MPC · JPL
0	1999 YS30	MBA-M	17.5	940 m	multiple	1999–2021	07 Jan 2021	60	Disc.: Spacewatch Added on 9 March 2021	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 31 January 2022.
^ Johnston, Wm. Robert (2 January 2022). "List of Known Trans-Neptunian Objects". Johnston's Archive. Retrieved 31 January 2022.
^ "List Of Jupiter Trojans". Minor Planet Center. 26 January 2021. Retrieved 31 January 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 31 January 2022.

[johnstonsarchive-TNO-list-3] Johnston, Wm. Robert (2 January 2022). "List of Known Trans-Neptunian Objects". Johnston's Archive. Retrieved 31 January 2022.

[MPC-JupiterTrojans-4] "List Of Jupiter Trojans". Minor Planet Center. 26 January 2021. Retrieved 31 January 2022.

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